DOCS-IF-MIB Table View

Table-centric layout grouping table, row, and column objects.

Standard view Table view
Tables
16
Rows
16
Columns
186

docsIfDownstreamChannelTable

table
.1.3.6.1.2.1.10.127.1.1.1 · 1 row entry · 8 columns
Open in standard view 
This table describes the attributes of downstream
channels (frequency bands).
docsIfDownstreamChannelEntry entry .1.3.6.1.2.1.10.127.1.1.1.1
An entry provides a list of attributes for a single
downstream channel.
An entry in this table exists for each ifEntry with an
ifType of docsCableDownstream(128).
Indexes
IF-MIBifIndex
Column Syntax OID
docsIfDownChannelId
The Cable Modem Termination System identification of the
downstream channel within this particular MAC interface.
if the interface is down, the object returns the most
current value. If the downstream channel ID is unk…
Integer32
Constraints:
range: 0-255
 .1.3.6.1.2.1.10.127.1.1.1.1.1
docsIfDownChannelFrequency
The center of the downstream frequency associated with
this channel. This object will return the current tuner

frequency. If a CMTS provides IF output, this object
will return 0, unless this CMTS is in …
hertzInteger32r/w
Constraints:
range: 0-1000000000
 .1.3.6.1.2.1.10.127.1.1.1.1.2
docsIfDownChannelWidth
The bandwidth of this downstream channel. Most
implementations are expected to support a channel width
of 6 MHz (North America) and/or 8 MHz (Europe). See the
associated compliance object for a description of the
vali…
hertzInteger32r/w
Constraints:
range: 0-16000000
 .1.3.6.1.2.1.10.127.1.1.1.1.3
docsIfDownChannelModulation
The modulation type associated with this downstream
channel. If the interface is down, this object either
returns the configured value (CMTS), the most current
value (CM), or the value of unknown(1). See the
associate…
Enumerationr/w
Enumerated Values:
1unknown
2other
3qam64
4qam256
 .1.3.6.1.2.1.10.127.1.1.1.1.4
docsIfDownChannelInterleave
The Forward Error Correction (FEC) interleaving used
for this downstream channel.
Values are defined as follows:
taps8Increment16(3): protection 5.9/4.1 usec,
latency .22/.15 msec
taps16Incremen…
Enumerationr/w
Enumerated Values:
1unknown
2other
3taps8Increment16
4taps16Increment8
5taps32Increment4
6taps64Increment2
7taps128Increment1
8taps12increment17
 .1.3.6.1.2.1.10.127.1.1.1.1.5
docsIfDownChannelPower
At the CMTS, the operational transmit power. At the CM,
the received power level.
If the interface is down, this object either returns
the configured value (CMTS), the most current value (CM)
or the value of 0. See th…
dBmVTenthdBmVr/w
Textual Convention: TenthdBmV Integer32
 .1.3.6.1.2.1.10.127.1.1.1.1.6
docsIfDownChannelAnnex
The value of this object indicates the conformance of
the implementation to important regional cable standards.
annexA : Annex A from ITU-T J.83 is used.
(equivalent to EN 300 429)
annexB : Annex B from ITU-T J…
Enumeration
Enumerated Values:
1unknown
2other
3annexA
4annexB
5annexC
 .1.3.6.1.2.1.10.127.1.1.1.1.7
docsIfDownChannelStorageType
The storage type for this conceptual row.
Entries with this object set to permanent(4)
do not require write operations for read-write
objects.
SNMPv2-TCStorageType
Textual Convention: SNMPv2-TCStorageType Enumeration
Type Values:
1other
2volatile
3nonVolatile
4permanent
5readOnly
 .1.3.6.1.2.1.10.127.1.1.1.1.8

docsIfUpstreamChannelTable

table
.1.3.6.1.2.1.10.127.1.1.2 · 1 row entry · 19 columns
Open in standard view 
This table describes the attributes of attached upstream
channels.
docsIfUpstreamChannelEntry entry .1.3.6.1.2.1.10.127.1.1.2.1
List of attributes for a single upstream channel. For
DOCSIS 2.0 CMTSs, an entry in this table exists for
each ifEntry with an ifType of docsCableUpstreamChannel
(205).
For DOCSIS 1.x CM/CMTSs and DOCSIS 2.0 CMs, an en…
Indexes
IF-MIBifIndex
Column Syntax OID
docsIfUpChannelId
The CMTS identification of the upstream channel.
Integer32
Constraints:
range: 0-255
 .1.3.6.1.2.1.10.127.1.1.2.1.1
docsIfUpChannelFrequency
The center of the frequency band associated with this
upstream interface. This object returns 0 if the frequency
is undefined or unknown. Minimum permitted upstream
frequency is 5,000,000 Hz for current technology. S…
hertzInteger32r/w
Constraints:
range: 0-1000000000
 .1.3.6.1.2.1.10.127.1.1.2.1.2
docsIfUpChannelWidth
The bandwidth of this upstream interface. This object
returns 0 if the interface width is undefined or unknown.
Minimum permitted interface width is currently 200,000 Hz.
See the associated conformance object for write…
hertzInteger32r/w
Constraints:
range: 0-64000000
 .1.3.6.1.2.1.10.127.1.1.2.1.3
docsIfUpChannelModulationProfile
An entry identical to the docsIfModIndex in the
docsIfCmtsModulationTable that describes this channel.
This channel is further instantiated there by a grouping
of interval usage codes (IUCs) that, together, fully
descri…
SNMPv2-SMIUnsigned32r/w
Textual Convention: SNMPv2-SMIUnsigned32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.1.2.1.4
docsIfUpChannelSlotSize
Applicable to TDMA and ATDMA channel types only.
The number of 6.25 microsecond ticks in each upstream
mini-slot. Returns zero if the value is undefined or
unknown or in case of an SCDMA channel.
See the associated con…
ticksSNMPv2-SMIUnsigned32r/w
Textual Convention: SNMPv2-SMIUnsigned32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.1.2.1.5
docsIfUpChannelTxTimingOffset
At the CM, a measure of the current round trip time
obtained from the ranging offset (initial ranging offset +
ranging offset adjustments).
At the CMTS, the maximum of timing offset, among all the
CMs that are/were pres…
SNMPv2-SMIUnsigned32
Textual Convention: SNMPv2-SMIUnsigned32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.1.2.1.6
docsIfUpChannelRangingBackoffStart
The initial random backoff window to use when retrying
Ranging Requests. Expressed as a power of 2. A value of
16 at the CMTS indicates that a proprietary adaptive retry
mechanism is to be used. See the associated co…
Integer32r/w
Constraints:
range: 0-16
 .1.3.6.1.2.1.10.127.1.1.2.1.7
docsIfUpChannelRangingBackoffEnd
The final random backoff window to use when retrying
Ranging Requests. Expressed as a power of 2. A value of
16 at the CMTS indicates that a proprietary adaptive retry
mechanism is to be used. See the associated conf…
Integer32r/w
Constraints:
range: 0-16
 .1.3.6.1.2.1.10.127.1.1.2.1.8
docsIfUpChannelTxBackoffStart
The initial random backoff window to use when retrying
transmissions. Expressed as a power of 2. A value of 16
at the CMTS indicates that a proprietary adaptive retry
mechanism is to be used. See the associated confo…
Integer32r/w
Constraints:
range: 0-16
 .1.3.6.1.2.1.10.127.1.1.2.1.9
docsIfUpChannelTxBackoffEnd
The final random backoff window to use when retrying
transmissions. Expressed as a power of 2. A value of 16
at the CMTS indicates that a proprietary adaptive retry
mechanism is to be used. See the associated conform…
Integer32r/w
Constraints:
range: 0-16
 .1.3.6.1.2.1.10.127.1.1.2.1.10
docsIfUpChannelScdmaActiveCodes
Applicable for SCDMA channel types only.
Number of active codes. Returns zero for
Non-SCDMA channel types. Note that legal
values from 64..128 MUST be non-prime.
Unsigned32r/w
Constraints:
range: 84-88
range: 80-82
range: 74-78
range: 72-72
range: 68-70
range: 64-66
range: 0-0
range: 90-96
range: 98-100
range: 102-102
range: 104-106
range: 108-108
range: 110-112
range: 114-126
range: 128-128
 .1.3.6.1.2.1.10.127.1.1.2.1.11
docsIfUpChannelScdmaCodesPerSlot
Applicable for SCDMA channel types only.
The number of SCDMA codes per mini-slot.
Returns zero if the value is undefined or unknown or in

case of a TDMA or ATDMA channel.
codesperMinislotsInteger32r/w
Constraints:
range: 0-0
range: 2-32
 .1.3.6.1.2.1.10.127.1.1.2.1.12
docsIfUpChannelScdmaFrameSize
Applicable for SCDMA channel types only.
SCDMA Frame size in units of spreading intervals.
This value returns zero for non-SCDMA Profiles.
spreadIntervalsUnsigned32r/w
Constraints:
range: 0-32
 .1.3.6.1.2.1.10.127.1.1.2.1.13
docsIfUpChannelScdmaHoppingSeed
Applicable for SCDMA channel types only.
15-bit seed used for code hopping sequence initialization.
Returns zero for non-SCDMA channel types.
Setting this value to a value different than zero for
non-SCDMA channel types…
Unsigned32r/w
Constraints:
range: 0-32767
 .1.3.6.1.2.1.10.127.1.1.2.1.14
docsIfUpChannelType
Reflects the Upstream channel type.
This object returns the value of docsIfCmtsModChannelType
for the modulation profile selected in
docsIfUpChannelModulationProfile for this row.
DocsisUpstreamType
Textual Convention: DocsisUpstreamType Enumeration
Type Values:
0unknown
1tdma
2atdma
3scdma
4tdmaAndAtdma
 .1.3.6.1.2.1.10.127.1.1.2.1.15
docsIfUpChannelCloneFrom
This object contains the ifIndex value of the physical
interface row entry whose parameters are to be adjusted.

Upon setting this object to the ifIndex value of a
physical interface, the following interfa…
IF-MIBInterfaceIndexOrZeror/w
Textual Convention: IF-MIBInterfaceIndexOrZero Integer32
Type Constraints:
range: 0..2147483647
 .1.3.6.1.2.1.10.127.1.1.2.1.16
docsIfUpChannelUpdate
Used to perform the copy of adjusted parameters from the
temporary interface entry to the physical interface
indicated by the docsIfUpChannelCloneFrom object. The
transfer is initiated through an SNMP SET to 'true' of
…
SNMPv2-TCTruthValuer/w
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
 .1.3.6.1.2.1.10.127.1.1.2.1.17
docsIfUpChannelStatus
This object is only used for the creation of a temporary
upstream row with the purpose of updating the parameters
of a physical upstream channel entry.

The following restrictions apply to this object:
1. …
SNMPv2-TCRowStatusr/w
Textual Convention: SNMPv2-TCRowStatus Enumeration
Type Values:
1active
2notInService
3notReady
4createAndGo
5createAndWait
6destroy
 .1.3.6.1.2.1.10.127.1.1.2.1.18
docsIfUpChannelPreEqEnable
At the CMTS, this object is used to enable or disable
pre-equalization on the upstream channel represented by
this table instance. At the CM, this object is read-only
and reflects the status of pre-equalization as repr…
SNMPv2-TCTruthValuer/w
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
 .1.3.6.1.2.1.10.127.1.1.2.1.19

docsIfQosProfileTable

table
.1.3.6.1.2.1.10.127.1.1.3 · 1 row entry · 10 columns
Open in standard view 
Describes the attributes for each class of service.
docsIfQosProfileEntry entry .1.3.6.1.2.1.10.127.1.1.3.1
Describes the attributes for a single class of service.
If implemented as read-create in the Cable Modem
Termination System, creation of entries in this table is
controlled by the value of
docsIfCmtsQosProfilePermission…
Indexes
docsIfQosProfIndex
Column Syntax OID
docsIfQosProfIndex
The index value that uniquely identifies an entry
in the docsIfQosProfileTable.
Integer32
Constraints:
range: 1-16383
 .1.3.6.1.2.1.10.127.1.1.3.1.1
docsIfQosProfPriority
A relative priority assigned to this service when
allocating bandwidth. Zero indicates lowest priority
and seven indicates highest priority.
Interpretation of priority is device-specific.
MUST NOT be changed while this…
Integer32r/w
Constraints:
range: 0-7
 .1.3.6.1.2.1.10.127.1.1.3.1.2
docsIfQosProfMaxUpBandwidth
The maximum upstream bandwidth, in bits per second,
allowed for a service with this service class.
Zero if there is no restriction of upstream bandwidth.
MUST NOT be changed while this row is active.
bits per secondInteger32r/w
Constraints:
range: 0-100000000
 .1.3.6.1.2.1.10.127.1.1.3.1.3
docsIfQosProfGuarUpBandwidth
Minimum guaranteed upstream bandwidth, in bits per second,
allowed for a service with this service class.
MUST NOT be changed while this row is active.
bits per secondInteger32r/w
Constraints:
range: 0-100000000
 .1.3.6.1.2.1.10.127.1.1.3.1.4
docsIfQosProfMaxDownBandwidth
The maximum downstream bandwidth, in bits per second,
allowed for a service with this service class.
Zero if there is no restriction of downstream bandwidth.
MUST NOT be changed while this row is active.
bits per secondInteger32r/w
Constraints:
range: 0-100000000
 .1.3.6.1.2.1.10.127.1.1.3.1.5
docsIfQosProfMaxTxBurst deprecated
The maximum number of mini-slots that may be requested
for a single upstream transmission.
A value of zero means there is no limit.
MUST NOT be changed while this row is active.
This object has been deprecated and repla…
mini-slotsInteger32r/w
Constraints:
range: 0-255
 .1.3.6.1.2.1.10.127.1.1.3.1.6
docsIfQosProfBaselinePrivacy
Indicates whether Baseline Privacy is enabled for this
service class.
MUST NOT be changed while this row is active.
SNMPv2-TCTruthValuer/w
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
 .1.3.6.1.2.1.10.127.1.1.3.1.7
docsIfQosProfStatus
This is object is used to create or delete rows in
this table. This object MUST NOT be changed from active
while the row is referenced by any entry in either
docsIfCmServiceTable (on the CM) or
docsIfCmtsServiceTable (…
SNMPv2-TCRowStatusr/w
Textual Convention: SNMPv2-TCRowStatus Enumeration
Type Values:
1active
2notInService
3notReady
4createAndGo
5createAndWait
6destroy
 .1.3.6.1.2.1.10.127.1.1.3.1.8
docsIfQosProfMaxTransmitBurst
The maximum number of bytes that may be requested for a
single upstream transmission. A value of zero means there
is no limit. Note: This value does not include any
physical layer overhead.
MUST NOT be changed while t…
bytesInteger32r/w
Constraints:
range: 0-65535
 .1.3.6.1.2.1.10.127.1.1.3.1.9
docsIfQosProfStorageType
The storage type for this conceptual row.
Entries with this object set to permanent(4)

do not require write operations for writable
objects.
SNMPv2-TCStorageType
Textual Convention: SNMPv2-TCStorageType Enumeration
Type Values:
1other
2volatile
3nonVolatile
4permanent
5readOnly
 .1.3.6.1.2.1.10.127.1.1.3.1.10

docsIfSignalQualityTable

table
.1.3.6.1.2.1.10.127.1.1.4 · 1 row entry · 10 columns
Open in standard view 
At the CM, describes the PHY signal quality of downstream
channels.  At the CMTS, this object describes the PHY
signal quality of upstream channels.  At the CMTS, this
table MAY exclude contention intervals.
docsIfSignalQualityEntry entry .1.3.6.1.2.1.10.127.1.1.4.1
At the CM, this object describes the PHY characteristics of
a downstream channel. At the CMTS, it describes the PHY
signal quality of an upstream channel.
An entry in this table exists for each ifEntry with an
ifType o…
Indexes
IF-MIBifIndex
Column Syntax OID
docsIfSigQIncludesContention
true(1) if this CMTS includes contention intervals in
the counters in this table. Always false(2) for CMs.
SNMPv2-TCTruthValue
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
 .1.3.6.1.2.1.10.127.1.1.4.1.1
docsIfSigQUnerroreds
Codewords received on this channel without error.
This includes all codewords, whether or not they
were part of frames destined for this device.
Discontinuities in the value of this counter can occur
at reinitialization…
codewordsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.1.4.1.2
docsIfSigQCorrecteds
Codewords received on this channel with correctable
errors. This includes all codewords, whether or not
they were part of frames destined for this device.
Discontinuities in the value of this counter can occur
at reini…
codewordsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.1.4.1.3
docsIfSigQUncorrectables
Codewords received on this channel with uncorrectable
errors. This includes all codewords, whether or not
they were part of frames destined for this device.
Discontinuities in the value of this counter can occur
at rei…
codewordsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.1.4.1.4
docsIfSigQSignalNoise
Signal/Noise ratio as perceived for this channel.
At the CM, this object describes the Signal/Noise of the
downstream channel. At the CMTS, it describes the
average Signal/Noise of the upstream channel.
TenthdBTenthdB
Textual Convention: TenthdB Integer32
 .1.3.6.1.2.1.10.127.1.1.4.1.5
docsIfSigQMicroreflections
Microreflections, including in-channel response
as perceived on this interface, measured in dBc below
the signal level.
This object is not assumed to return an absolutely
accurate value, but it gives a rough indication
…
-dBcInteger32
Constraints:
range: 0-255
 .1.3.6.1.2.1.10.127.1.1.4.1.6
docsIfSigQEqualizationData
At the CM, this object returns the equalization data for
the downstream channel.

At the CMTS, this object is not applicable and is not
instantiated. Note that previous CMTS implementations
may instantiat…
DocsEqualizerData
Textual Convention: DocsEqualizerData OctetString
Type Constraints:
range: 0
range: 36..260
 .1.3.6.1.2.1.10.127.1.1.4.1.7
docsIfSigQExtUnerroreds
Codewords received on this channel without error.
This includes all codewords, whether or not they
were part of frames destined for this device.
This is the 64-bit version of docsIfSigQUnerroreds.
Discontinuities in the…
codewordsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.1.4.1.8
docsIfSigQExtCorrecteds
Codewords received on this channel with correctable
errors. This includes all codewords, whether or not
they were part of frames destined for this device.
This is the 64-bit version of docsIfSigQCorrecteds.
Discontinui…
codewordsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.1.4.1.9
docsIfSigQExtUncorrectables
Codewords received on this channel with uncorrectable
errors. This includes all codewords, whether or not
they were part of frames destined for this device.
This is the 64-bit version of docsIfSigQUncorrectables.
Disco…
codewordsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.1.4.1.10

docsIfCmMacTable

table
.1.3.6.1.2.1.10.127.1.2.1 · 1 row entry · 4 columns
Open in standard view 
Describes the attributes of each CM MAC interface,
extending the information available from ifEntry.
docsIfCmMacEntry entry .1.3.6.1.2.1.10.127.1.2.1.1
An entry containing objects describing attributes of
each MAC entry, extending the information in ifEntry.
An entry in this table exists for each ifEntry with an
ifType of docsCableMaclayer(127).
Indexes
IF-MIBifIndex
Column Syntax OID
docsIfCmCmtsAddress
Identifies the CMTS that is believed to control this MAC
domain. At the CM, this will be the source address from
SYNC, MAP, and other MAC-layer messages. If the CMTS is
unknown, returns 00-00-00-00-00-00.
SNMPv2-TCMacAddress
Textual Convention: SNMPv2-TCMacAddress OctetString
Type Constraints:
range: 6
 .1.3.6.1.2.1.10.127.1.2.1.1.1
docsIfCmCapabilities
Identifies the capabilities of the MAC implementation
at this interface. Note that packet transmission is
always supported. Therefore, there is no specific bit
required to explicitly indicate this capability.
Note tha…
Bits
Enumerated Values:
0atmCells
1concatenation
 .1.3.6.1.2.1.10.127.1.2.1.1.2
docsIfCmRangingRespTimeout obsolete
Waiting time for a Ranging Response packet.
This object has been obsoleted and replaced by
docsIfCmRangingTimeout to correct the typing to
TimeInterval.
SNMPv2-SMITimeTicksr/w
Textual Convention: SNMPv2-SMITimeTicks Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.1.1.3
docsIfCmRangingTimeout
Waiting time for a Ranging Response packet.
This object MUST NOT persist at reinitialization
of the managed system.
HundredOfSecondsSNMPv2-TCTimeIntervalr/w
Textual Convention: SNMPv2-TCTimeInterval Integer32
Type Constraints:
range: 0..2147483647
 .1.3.6.1.2.1.10.127.1.2.1.1.4

docsIfCmStatusTable

table
.1.3.6.1.2.1.10.127.1.2.2 · 1 row entry · 19 columns
Open in standard view 
This table maintains a number of status objects
and counters for Cable Modems.
docsIfCmStatusEntry entry .1.3.6.1.2.1.10.127.1.2.2.1
A set of status objects and counters for a single MAC
layer instance in Cable Modem.
An entry in this table exists for each ifEntry with an
ifType of docsCableMaclayer(127).
Indexes
IF-MIBifIndex
Column Syntax OID
docsIfCmStatusValue
Current Cable Modem connectivity state, as specified
in the RF Interface Specification. Interpretations for
state values 1-12 are clearly outlined in the SP-RFI
reference given below.
The state value accessDenied(13) i…
Enumeration
Enumerated Values:
1other
2notReady
3notSynchronized
4phySynchronized
5usParametersAcquired
6rangingComplete
7ipComplete
8todEstablished
9securityEstablished
10paramTransferComplete
11registrationComplete
12operational
13accessDenied
 .1.3.6.1.2.1.10.127.1.2.2.1.1
docsIfCmStatusCode
Status code for a Cable Modem as defined in the
OSSI Specification. The status code consists
of a single character indicating error groups, followed
by a two- or three-digit number indicating the status
condition, foll…
OctetString
Constraints:
range: 5-6
range: 0-0
 .1.3.6.1.2.1.10.127.1.2.2.1.2
docsIfCmStatusTxPower
The operational transmit power for the attached upstream
channel.
TenthdBmVTenthdBmV
Textual Convention: TenthdBmV Integer32
 .1.3.6.1.2.1.10.127.1.2.2.1.3
docsIfCmStatusResets
Number of times the CM reset or initialized this
interface.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other

times as indicated by the value o…
resetsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.4
docsIfCmStatusLostSyncs
Number of times the CM lost synchronization with
the downstream channel.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
…
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.5
docsIfCmStatusInvalidMaps
Number of times the CM received invalid MAP messages.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterDiscontinu…
mapsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.6
docsIfCmStatusInvalidUcds
Number of times the CM received invalid UCD messages.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of

ifCo…
messagesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.7
docsIfCmStatusInvalidRangingResponses
Number of times the CM received invalid ranging response
messages.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCoun…
messagesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.8
docsIfCmStatusInvalidRegistrationResponses
Number of times the CM received invalid registration
response messages.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
i…
messagesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.9
docsIfCmStatusT1Timeouts
Number of times counter T1 expired in the CM.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterDiscontinuityTime …
timeoutsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.10
docsIfCmStatusT2Timeouts
Number of times counter T2 expired in the CM.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterDiscontinuityTime …
timeoutsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.11
docsIfCmStatusT3Timeouts
Number of times counter T3 expired in the CM.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterDiscontinuityTime …
timeoutsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.12
docsIfCmStatusT4Timeouts
Number of times counter T4 expired in the CM.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterDiscontinuityTime …
timeoutsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.13
docsIfCmStatusRangingAborteds
Number of times the ranging process was aborted
by the CMTS.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterDis…
attemptsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.14
docsIfCmStatusDocsisOperMode
Indication of whether the device has registered using 1.0
Class of Service or 1.1 Quality of Service.
An unregistered CM SHOULD indicate 'docsis11' for a
docsIfDocsisBaseCapability value of DOCSIS 1.1/2.0. An
unregiste…
DocsisQosVersion
Textual Convention: DocsisQosVersion Enumeration
Type Values:
1docsis10
2docsis11
 .1.3.6.1.2.1.10.127.1.2.2.1.15
docsIfCmStatusModulationType
Indicates modulation type status currently used by the
CM. Since this object specifically identifies PHY mode,
the shared upstream channel type is not permitted.
DocsisUpstreamType
Textual Convention: DocsisUpstreamType Enumeration
Type Values:
0unknown
1tdma
2atdma
3scdma
4tdmaAndAtdma
 .1.3.6.1.2.1.10.127.1.2.2.1.16
docsIfCmStatusEqualizationData
Pre-equalization data for this CM after convolution with
data indicated in the RNG-RSP. This data is valid when
docsIfUpChannelPreEqEnable is set to true.
DocsEqualizerData
Textual Convention: DocsEqualizerData OctetString
Type Constraints:
range: 0
range: 36..260
 .1.3.6.1.2.1.10.127.1.2.2.1.17
docsIfCmStatusUCCs
The number of successful Upstream Channel Change
transactions.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterD…
attemptsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.18
docsIfCmStatusUCCFails
The number of failed Upstream Channel Change
transactions.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterDisco…
attemptsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.2.1.19

docsIfCmServiceTable

table
.1.3.6.1.2.1.10.127.1.2.3 · 1 row entry · 10 columns
Open in standard view 
Describes the attributes of each upstream service queue
on a CM.
docsIfCmServiceEntry entry .1.3.6.1.2.1.10.127.1.2.3.1
Describes the attributes of an upstream bandwidth service
queue.
An entry in this table exists for each Service ID.
The primary index is an ifIndex with an ifType of
docsCableMaclayer(127).
Indexes
IF-MIBifIndex docsIfCmServiceId
Column Syntax OID
docsIfCmServiceId
Identifies a service queue for upstream bandwidth. The
attributes of this service queue are shared between the
CM and the CMTS. The CMTS allocates upstream bandwidth
to this service queue based on requests from the CM…
Integer32
Constraints:
range: 1-16383
 .1.3.6.1.2.1.10.127.1.2.3.1.1
docsIfCmServiceQosProfile
The index in docsIfQosProfileTable describing the quality
of service attributes associated with this particular
service. If no associated entry in docsIfQosProfileTable
exists, this object returns a value of zero.
Integer32
Constraints:
range: 0-16383
 .1.3.6.1.2.1.10.127.1.2.3.1.2
docsIfCmServiceTxSlotsImmed
The number of upstream mini-slots that have been used to
transmit data PDUs in immediate (contention) mode. This
includes only those PDUs that are presumed to have
arrived at the head-end (i.e., those that were explici…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.3.1.3
docsIfCmServiceTxSlotsDed
The number of upstream mini-slots that have been used to
transmit data PDUs in dedicated mode (i.e., as a result
of a unicast Data Grant).
Discontinuities in the value of this counter can occur
at reinitialization of th…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.3.1.4
docsIfCmServiceTxRetries
The number of attempts to transmit data PDUs containing
requests for acknowledgment that did not result in
acknowledgment.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system…
attemptsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.3.1.5
docsIfCmServiceTxExceededs
The number of data PDU transmission failures due to
excessive retries without acknowledgment.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indic…
attemptsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.3.1.6
docsIfCmServiceRqRetries
The number of attempts to transmit bandwidth requests
that did not result in acknowledgment.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indica…
attemptsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.3.1.7
docsIfCmServiceRqExceededs
The number of requests for bandwidth that failed due to
excessive retries without acknowledgment.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as i…
attemptsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.2.3.1.8
docsIfCmServiceExtTxSlotsImmed
The number of upstream mini-slots that have been used to
transmit data PDUs in immediate (contention) mode. This
includes only those PDUs that are presumed to have
arrived at the head-end (i.e., those that were explici…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.2.3.1.9
docsIfCmServiceExtTxSlotsDed
The number of upstream mini-slots that have been used to
transmit data PDUs in dedicated mode (i.e., as a result
of a unicast Data Grant).
Discontinuities in the value of this counter can occur
at reinitialization of th…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.2.3.1.10

docsIfCmtsMacTable

table
.1.3.6.1.2.1.10.127.1.3.1 · 1 row entry · 8 columns
Open in standard view 
Describes the attributes of each CMTS MAC interface,
extending the information available from ifEntry.
Mandatory for all CMTS devices.
docsIfCmtsMacEntry entry .1.3.6.1.2.1.10.127.1.3.1.1
An entry containing objects describing attributes of each
MAC entry, extending the information in ifEntry.
An entry in this table exists for each ifEntry with an
ifType of docsCableMaclayer(127).
Indexes
IF-MIBifIndex
Column Syntax OID
docsIfCmtsCapabilities
Identifies the capabilities of the CMTS MAC
implementation at this interface. Note that packet
transmission is always supported. Therefore, there
is no specific bit required to explicitly indicate
this capability.
Not…
Bits
Enumerated Values:
0atmCells
1concatenation
 .1.3.6.1.2.1.10.127.1.3.1.1.1
docsIfCmtsSyncInterval
The interval between CMTS transmission of successive SYNC
messages at this interface.
MillisecondsInteger32r/w
Constraints:
range: 1-200
 .1.3.6.1.2.1.10.127.1.3.1.1.2
docsIfCmtsUcdInterval
The interval between CMTS transmission of successive
Upstream Channel Descriptor messages for each upstream
channel at this interface.
MillisecondsInteger32r/w
Constraints:
range: 1-2000
 .1.3.6.1.2.1.10.127.1.3.1.1.3
docsIfCmtsMaxServiceIds
The maximum number of service IDs that may be
simultaneously active.
SIDsInteger32
Constraints:
range: 1-16383
 .1.3.6.1.2.1.10.127.1.3.1.1.4
docsIfCmtsInsertionInterval obsolete
The amount of time to elapse between each broadcast
initial maintenance grant. Broadcast initial maintenance
grants are used to allow new cable modems to join the
network. Zero indicates that a vendor-specific algorit…
SNMPv2-SMITimeTicksr/w
Textual Convention: SNMPv2-SMITimeTicks Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.1.1.5
docsIfCmtsInvitedRangingAttempts
The maximum number of attempts to make on invitations
for ranging requests. A value of zero means the system
SHOULD attempt to range forever.
attemptsInteger32r/w
Constraints:
range: 0-1024
 .1.3.6.1.2.1.10.127.1.3.1.1.6
docsIfCmtsInsertInterval
The amount of time to elapse between each broadcast
initial maintenance grant. Broadcast initial maintenance
grants are used to allow new cable modems to join the
network. Zero indicates that a vendor-specific algorit…
HundredOfSecondsSNMPv2-TCTimeIntervalr/w
Textual Convention: SNMPv2-TCTimeInterval Integer32
Type Constraints:
range: 0..2147483647
 .1.3.6.1.2.1.10.127.1.3.1.1.7
docsIfCmtsMacStorageType
The storage type for this conceptual row.

Entries with this object set to permanent(4)
do not require write operations for read-write
objects.
SNMPv2-TCStorageType
Textual Convention: SNMPv2-TCStorageType Enumeration
Type Values:
1other
2volatile
3nonVolatile
4permanent
5readOnly
 .1.3.6.1.2.1.10.127.1.3.1.1.8

docsIfCmtsStatusTable

table
.1.3.6.1.2.1.10.127.1.3.2 · 1 row entry · 6 columns
Open in standard view 
For the MAC layer, this group maintains a number of
status objects and counters.
docsIfCmtsStatusEntry entry .1.3.6.1.2.1.10.127.1.3.2.1
Status entry for a single MAC layer.
An entry in this table exists for each ifEntry with an
ifType of docsCableMaclayer(127).
Indexes
IF-MIBifIndex
Column Syntax OID
docsIfCmtsStatusInvalidRangeReqs
This object counts invalid RNG-REQ messages received on
this interface.
Discontinuities in the value of this counter can occur

at reinitialization of the managed system, and at other
times as indicated by…
messagesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.2.1.1
docsIfCmtsStatusRangingAborteds
This object counts ranging attempts that were explicitly
aborted by the CMTS.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the valu…
attemptsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.2.1.2
docsIfCmtsStatusInvalidRegReqs
This object counts invalid REG-REQ messages received on
this interface; that is, syntax, out of range parameters,
or erroneous requests.
Discontinuities in the value of this counter can occur
at reinitialization of the …
messagesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.2.1.3
docsIfCmtsStatusFailedRegReqs
This object counts failed registration attempts. Included
are docsIfCmtsStatusInvalidRegReqs, authentication, and
class of service failures.
Discontinuities in the value of this counter can occur
at reinitialization of…
attemptsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.2.1.4
docsIfCmtsStatusInvalidDataReqs
This object counts invalid data request messages
received on this interface.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value…
messagesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.2.1.5
docsIfCmtsStatusT5Timeouts
This object counts the number of times counter T5
expired on this interface.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value…
timeoutsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.2.1.6

docsIfCmtsCmStatusTable

table
.1.3.6.1.2.1.10.127.1.3.3 · 1 row entry · 23 columns
Open in standard view 
A set of objects in the CMTS, maintained for each
cable modem connected to this CMTS.
docsIfCmtsCmStatusEntry entry .1.3.6.1.2.1.10.127.1.3.3.1
Status information for a single cable modem.
An entry in this table exists for each cable modem
that is connected to the CMTS implementing this table.
Indexes
docsIfCmtsCmStatusIndex
Column Syntax OID
docsIfCmtsCmStatusIndex
Index value to uniquely identify an entry in this table.
For an individual cable modem, this index value SHOULD
NOT change during CMTS uptime.
Integer32
Constraints:
range: 1-2147483647
 .1.3.6.1.2.1.10.127.1.3.3.1.1
docsIfCmtsCmStatusMacAddress
MAC address of the cable modem. If the cable modem has
multiple MAC addresses, this is the MAC address associated
with the Cable interface.
SNMPv2-TCMacAddress
Textual Convention: SNMPv2-TCMacAddress OctetString
Type Constraints:
range: 6
 .1.3.6.1.2.1.10.127.1.3.3.1.2
docsIfCmtsCmStatusIpAddress deprecated
IP address of this cable modem. If the cable modem has no
IP address assigned, or the IP address is unknown, this
object returns a value of 0.0.0.0. If the cable modem has
multiple IP addresses, this object returns th…
SNMPv2-SMIIpAddress
Textual Convention: SNMPv2-SMIIpAddress OctetString
Type Constraints:
range: 4
 .1.3.6.1.2.1.10.127.1.3.3.1.3
docsIfCmtsCmStatusDownChannelIfIndex
IfIndex of the downstream channel that this CM is
connected to. If the downstream channel is unknown, this
object returns a value of zero.
IF-MIBInterfaceIndexOrZero
Textual Convention: IF-MIBInterfaceIndexOrZero Integer32
Type Constraints:
range: 0..2147483647
 .1.3.6.1.2.1.10.127.1.3.3.1.4
docsIfCmtsCmStatusUpChannelIfIndex
For DOCSIS 2.0, indicates the ifIndex of the logical
upstream channel (ifType 205) this CM is connected to.
For DOCSIS 1.x, indicates the ifIndex of the upstream
channel (ifType 129) this CM is connected to.
If the up…
IF-MIBInterfaceIndexOrZero
Textual Convention: IF-MIBInterfaceIndexOrZero Integer32
Type Constraints:
range: 0..2147483647
 .1.3.6.1.2.1.10.127.1.3.3.1.5
docsIfCmtsCmStatusRxPower
The receive power as perceived for upstream data from
this cable modem.
If the receive power is unknown, this object returns
a value of zero.
ThenthdBmVTenthdBmV
Textual Convention: TenthdBmV Integer32
 .1.3.6.1.2.1.10.127.1.3.3.1.6
docsIfCmtsCmStatusTimingOffset
A measure of the current round trip time for this CM.
Used for timing of CM upstream transmissions to ensure
synchronized arrivals at the CMTS. Units are in terms
of (6.25 microseconds/64). Returns zero if the value
i…
Unsigned32
Constraints:
range: 0-4294967295
 .1.3.6.1.2.1.10.127.1.3.3.1.7
docsIfCmtsCmStatusEqualizationData
Equalization data for this CM, as measured by the CMTS.
Returns the zero-length OCTET STRING if the value is
unknown or if there is no equalization data available
or defined.
DocsEqualizerData
Textual Convention: DocsEqualizerData OctetString
Type Constraints:
range: 0
range: 36..260
 .1.3.6.1.2.1.10.127.1.3.3.1.8
docsIfCmtsCmStatusValue
Current cable modem connectivity state, as specified
in the RF Interface Specification. Returned status
information is the CM status, as assumed by the CMTS,
and indicates the following events:
other(1)
Any state ot…
Enumeration
Enumerated Values:
1other
2ranging
3rangingAborted
4rangingComplete
5ipComplete
6registrationComplete
7accessDenied
8operational
9registeredBPIInitializing
 .1.3.6.1.2.1.10.127.1.3.3.1.9
docsIfCmtsCmStatusUnerroreds
Codewords received without error from this cable modem.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterDisconti…
codewordsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.3.1.10
docsIfCmtsCmStatusCorrecteds
Codewords received with correctable errors from this
cable modem.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCount…
codewordsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.3.1.11
docsIfCmtsCmStatusUncorrectables
Codewords received with uncorrectable errors from this
cable modem.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCou…
codewordsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.3.1.12
docsIfCmtsCmStatusSignalNoise
Signal/Noise ratio as perceived for upstream data from
this cable modem.
If the Signal/Noise is unknown, this object returns
a value of zero.
TenthdBTenthdB
Textual Convention: TenthdB Integer32
 .1.3.6.1.2.1.10.127.1.3.3.1.13
docsIfCmtsCmStatusMicroreflections
Total microreflections, including in-channel response
as perceived on this interface, measured in dBc below
the signal level.
This object is not assumed to return an absolutely
accurate value, but it gives a rough indic…
-dBcInteger32
Constraints:
range: 0-255
 .1.3.6.1.2.1.10.127.1.3.3.1.14
docsIfCmtsCmStatusExtUnerroreds
Codewords received without error from this cable modem.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCounterDisconti…
codewordsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.3.1.15
docsIfCmtsCmStatusExtCorrecteds
Codewords received with correctable errors from this
cable modem.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCount…
codewordsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.3.1.16
docsIfCmtsCmStatusExtUncorrectables
Codewords received with uncorrectable errors from this
cable modem.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of
ifCou…
codewordsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.3.1.17
docsIfCmtsCmStatusDocsisRegMode
Indication of whether the CM has registered using 1.0
Class of Service or 1.1 Quality of Service.
DocsisQosVersion
Textual Convention: DocsisQosVersion Enumeration
Type Values:
1docsis10
2docsis11
 .1.3.6.1.2.1.10.127.1.3.3.1.18
docsIfCmtsCmStatusModulationType
Indicates modulation type currently used by the CM. Since
this object specifically identifies PHY mode, the shared
type is not permitted. If the upstream channel is
unknown, this object returns a value of zero.
DocsisUpstreamType
Textual Convention: DocsisUpstreamType Enumeration
Type Values:
0unknown
1tdma
2atdma
3scdma
4tdmaAndAtdma
 .1.3.6.1.2.1.10.127.1.3.3.1.19
docsIfCmtsCmStatusInetAddressType
The type of internet address of
docsIfCmtsCmStatusInetAddress. If the cable modem
internet address is unassigned or unknown, then the
value of this object is unknown(0).
INET-ADDRESS-MIBInetAddressType
Textual Convention: INET-ADDRESS-MIBInetAddressType Enumeration
Type Values:
0unknown
1ipv4
2ipv6
3ipv4z
4ipv6z
16dns
25l2vpn
 .1.3.6.1.2.1.10.127.1.3.3.1.20
docsIfCmtsCmStatusInetAddress
Internet address of this cable modem. If the Cable
Modem has no Internet address assigned, or the Internet
address is unknown, the value of this object is the
zero-length OCTET STRING. If the cable modem has
multiple …
INET-ADDRESS-MIBInetAddress
Textual Convention: INET-ADDRESS-MIBInetAddress OctetString
Type Constraints:
range: 0..255
 .1.3.6.1.2.1.10.127.1.3.3.1.21
docsIfCmtsCmStatusValueLastUpdate
The value of sysUpTime when docsIfCmtsCmStatusValue
was last updated.
SNMPv2-TCTimeStamp
Textual Convention: SNMPv2-TCTimeStamp Unsigned32
 .1.3.6.1.2.1.10.127.1.3.3.1.22
docsIfCmtsCmStatusHighResolutionTimingOffset
A measure of the current round trip time for this CM.
Used for timing of CM upstream transmissions to ensure
synchronized arrivals at the CMTS. Units are in terms
of (6.25 microseconds/(64*256)). Returns zero if the v…
Unsigned32
Constraints:
range: 0-4294967295
 .1.3.6.1.2.1.10.127.1.3.3.1.23

docsIfCmtsServiceTable

table
.1.3.6.1.2.1.10.127.1.3.4 · 1 row entry · 8 columns
Open in standard view 
Describes the attributes of upstream service queues
in a Cable Modem Termination System.
docsIfCmtsServiceEntry entry .1.3.6.1.2.1.10.127.1.3.4.1
Describes the attributes of a single upstream bandwidth
service queue.
Entries in this table exist for each ifEntry with an
ifType of docsCableMaclayer(127), and for each service
queue (Service ID) within this MAC layer…
Indexes
IF-MIBifIndex docsIfCmtsServiceId
Column Syntax OID
docsIfCmtsServiceId
Identifies a service queue for upstream bandwidth. The
attributes of this service queue are shared between the
Cable Modem and the Cable Modem Termination System.
The CMTS allocates upstream bandwidth to this service
q…
Integer32
Constraints:
range: 1-16383
 .1.3.6.1.2.1.10.127.1.3.4.1.1
docsIfCmtsServiceCmStatusIndex deprecated
Pointer to an entry in docsIfCmtsCmStatusTable identifying
the cable modem using this Service Queue. If multiple
cable modems are using this Service Queue, the value of
this object is zero.
This object has been depreca…
Integer32
Constraints:
range: 0-65535
 .1.3.6.1.2.1.10.127.1.3.4.1.2
docsIfCmtsServiceAdminStatus
Allows a service class for a particular modem to be
suppressed, (re-)enabled, or deleted altogether.
Enumerationr/w
Enumerated Values:
1enabled
2disabled
3destroyed
 .1.3.6.1.2.1.10.127.1.3.4.1.3
docsIfCmtsServiceQosProfile
The index in docsIfQosProfileTable describing the quality
of service attributes associated with this particular
service. If no associated docsIfQosProfileTable entry
exists, this object returns a value of zero.
Integer32
Constraints:
range: 0-16383
 .1.3.6.1.2.1.10.127.1.3.4.1.4
docsIfCmtsServiceCreateTime
The value of sysUpTime when this entry was created.
SNMPv2-TCTimeStamp
Textual Convention: SNMPv2-TCTimeStamp Unsigned32
 .1.3.6.1.2.1.10.127.1.3.4.1.5
docsIfCmtsServiceInOctets
The cumulative number of Packet Data octets received
on this Service ID. The count does not include the
size of the Cable MAC header.
Discontinuities in the value of this counter can occur
at reinitialization of the ma…
BytesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.4.1.6
docsIfCmtsServiceInPackets
The cumulative number of Packet Data packets received
on this Service ID.
Discontinuities in the value of this counter can occur
at reinitialization of the managed system, and at other
times as indicated by the value of…
packetsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.4.1.7
docsIfCmtsServiceNewCmStatusIndex
Pointer (via docsIfCmtsCmStatusIndex) to an entry in
docsIfCmtsCmStatusTable identifying the cable modem
using this Service Queue. If multiple cable modems are
using this Service Queue, the value of this object is
zero.
Integer32
Constraints:
range: 0-2147483647
 .1.3.6.1.2.1.10.127.1.3.4.1.8

docsIfCmtsModulationTable

table
.1.3.6.1.2.1.10.127.1.3.5 · 1 row entry · 22 columns
Open in standard view 
Describes a modulation profile associated with one or more
upstream channels.
docsIfCmtsModulationEntry entry .1.3.6.1.2.1.10.127.1.3.5.1
Describes a modulation profile for an Interval Usage Code
for one or more upstream channels.
Entries in this table are created by the operator.

Initial default entries MAY be created at system
initializatio…
Indexes
docsIfCmtsModIndex docsIfCmtsModIntervalUsageCode
Column Syntax OID
docsIfCmtsModIndex
An index into the Channel Modulation table representing
a group of Interval Usage Codes, all associated with the
same channel.
Integer32
Constraints:
range: 1-2147483647
 .1.3.6.1.2.1.10.127.1.3.5.1.1
docsIfCmtsModIntervalUsageCode
An index into the Channel Modulation table that, when
grouped with other Interval Usage Codes, fully
instantiates all modulation sets for a given upstream
channel.
Enumeration
Enumerated Values:
1request
2requestData
3initialRanging
4periodicRanging
5shortData
6longData
9advPhyShortData
10advPhyLongData
11ugs
 .1.3.6.1.2.1.10.127.1.3.5.1.2
docsIfCmtsModControl
Controls and reflects the status of rows in this table.
There is no restriction on the changing of values in this
table while their associated rows are active, with the
exception of:

1. If a modulation pr…
SNMPv2-TCRowStatusr/w
Textual Convention: SNMPv2-TCRowStatus Enumeration
Type Values:
1active
2notInService
3notReady
4createAndGo
5createAndWait
6destroy
 .1.3.6.1.2.1.10.127.1.3.5.1.3
docsIfCmtsModType
The modulation type used on this channel. Returns
other(1) if the modulation type is not
qpsk, qam16, qam8, qam32, qam64, or qam128.
Type qam128 is used for SCDMA channels only.
See the reference for the modulation pro…
Enumerationr/w
Enumerated Values:
1other
2qpsk
3qam16
4qam8
5qam32
6qam64
7qam128
 .1.3.6.1.2.1.10.127.1.3.5.1.4
docsIfCmtsModPreambleLen
The preamble length for this modulation profile in bits.
Default value is the minimum needed by the implementation
at the CMTS for the given modulation profile.
bitsInteger32r/w
Constraints:
range: 0-1536
 .1.3.6.1.2.1.10.127.1.3.5.1.5
docsIfCmtsModDifferentialEncoding
Specifies whether or not differential encoding is used
on this channel.
SNMPv2-TCTruthValuer/w
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
 .1.3.6.1.2.1.10.127.1.3.5.1.6
docsIfCmtsModFECErrorCorrection
The number of correctable errored bytes (t) used in
forward error correction code. The value of 0 indicates
that no correction is employed. The number of check bytes
appended will be twice this value.
BytesInteger32r/w
Constraints:
range: 0-16
 .1.3.6.1.2.1.10.127.1.3.5.1.7
docsIfCmtsModFECCodewordLength
The number of data bytes (k) in the forward error
correction codeword.
This object is not used if docsIfCmtsModFECErrorCorrection
is zero.
BytesInteger32r/w
Constraints:
range: 1-255
 .1.3.6.1.2.1.10.127.1.3.5.1.8
docsIfCmtsModScramblerSeed
The 15-bit seed value for the scrambler polynomial.
Integer32r/w
Constraints:
range: 0-32767
 .1.3.6.1.2.1.10.127.1.3.5.1.9
docsIfCmtsModMaxBurstSize
The maximum number of mini-slots that can be transmitted
during this channel's burst time. Returns zero if the
burst length is bounded by the allocation MAP rather than
by this profile.
Default value is 0, except for s…
mini-slotsInteger32r/w
Constraints:
range: 0-255
 .1.3.6.1.2.1.10.127.1.3.5.1.10
docsIfCmtsModGuardTimeSize
The number of symbol-times that MUST follow the end of
this channel's burst. Default value is the minimum time
needed by the implementation for this modulation profile.
Symbol-timesSNMPv2-SMIUnsigned32
Textual Convention: SNMPv2-SMIUnsigned32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.5.1.11
docsIfCmtsModLastCodewordShortened
Indicates whether the last FEC codeword is truncated.
SNMPv2-TCTruthValuer/w
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
 .1.3.6.1.2.1.10.127.1.3.5.1.12
docsIfCmtsModScrambler
Indicates whether the scrambler is employed.
SNMPv2-TCTruthValuer/w
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
 .1.3.6.1.2.1.10.127.1.3.5.1.13
docsIfCmtsModByteInterleaverDepth
ATDMA Byte Interleaver Depth (Ir). This object returns 1
for non-ATDMA profiles.
SNMPv2-SMIUnsigned32r/w
Textual Convention: SNMPv2-SMIUnsigned32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.5.1.14
docsIfCmtsModByteInterleaverBlockSize
ATDMA Byte Interleaver Block size (Br). This object
returns zero for non-ATDMA profiles
SNMPv2-SMIUnsigned32r/w
Textual Convention: SNMPv2-SMIUnsigned32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.5.1.15
docsIfCmtsModPreambleType
Preamble type for DOCSIS 2.0 bursts. The value
'unknown(0)' represents a row entry consisting only of
DOCSIS 1.x bursts
Enumerationr/w
Enumerated Values:
0unknown
1qpsk0
2qpsk1
 .1.3.6.1.2.1.10.127.1.3.5.1.16
docsIfCmtsModTcmErrorCorrectionOn
Trellis Code Modulation (TCM) On/Off. This value returns
false for non-S-CDMA profiles.
SNMPv2-TCTruthValuer/w
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
 .1.3.6.1.2.1.10.127.1.3.5.1.17
docsIfCmtsModScdmaInterleaverStepSize
S-CDMA Interleaver step size. This value returns zero
for non-S-CDMA profiles.
Unsigned32r/w
Constraints:
range: 0-32
 .1.3.6.1.2.1.10.127.1.3.5.1.18
docsIfCmtsModScdmaSpreaderEnable
S-CDMA spreader. This value returns false for non-S-CDMA
profiles. Default value for IUC 3 and 4 is OFF; for
all other IUCs it is ON.
SNMPv2-TCTruthValuer/w
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
 .1.3.6.1.2.1.10.127.1.3.5.1.19
docsIfCmtsModScdmaSubframeCodes
S-CDMA sub-frame size. This value returns zero
for non-S-CDMA profiles.
Unsigned32r/w
Constraints:
range: 0-128
 .1.3.6.1.2.1.10.127.1.3.5.1.20
docsIfCmtsModChannelType
Describes the modulation channel type for this modulation
entry.
All the active entries in a modulation profile (that is all
active entries that share a common docsIfCmtsModIndex)
MUST have the same value of docsIfCmtsM…
DocsisUpstreamTyper/w
Textual Convention: DocsisUpstreamType Enumeration
Type Values:
0unknown
1tdma
2atdma
3scdma
4tdmaAndAtdma
 .1.3.6.1.2.1.10.127.1.3.5.1.21
docsIfCmtsModStorageType
The storage type for this conceptual row.
Entries with this object set to permanent(4)
do not require write operations for read-write
objects.
SNMPv2-TCStorageType
Textual Convention: SNMPv2-TCStorageType Enumeration
Type Values:
1other
2volatile
3nonVolatile
4permanent
5readOnly
 .1.3.6.1.2.1.10.127.1.3.5.1.22

docsIfCmtsMacToCmTable

table
.1.3.6.1.2.1.10.127.1.3.7 · 1 row entry · 2 columns
Open in standard view 
This is a table to provide a quick access index into the
docsIfCmtsCmStatusTable.  There is exactly one row in this
table for each row in the docsIfCmtsCmStatusTable.  In
general, the management station SHOULD use this table only
to get a pointer into the docsIfCmtsCmStatusTable (which
corresponds to the CM's RF interface MAC address) and
SHOULD not iterate (e.g., GetNext through) this table.
docsIfCmtsMacToCmEntry entry .1.3.6.1.2.1.10.127.1.3.7.1
A row in the docsIfCmtsMacToCmTable.
An entry in this table exists for each cable modem
that is connected to the CMTS implementing this table.
Indexes
docsIfCmtsCmMac
Column Syntax OID
docsIfCmtsCmMac
The RF side MAC address for the referenced CM (e.g., the
interface on the CM that has docsCableMacLayer(127) as
its ifType).
SNMPv2-TCMacAddress
Textual Convention: SNMPv2-TCMacAddress OctetString
Type Constraints:
range: 6
 .1.3.6.1.2.1.10.127.1.3.7.1.1
docsIfCmtsCmPtr
An row index into docsIfCmtsCmStatusTable. When queried
with the correct instance value (e.g., a CM's MAC address),
returns the index in docsIfCmtsCmStatusTable that
represents that CM.
Integer32
Constraints:
range: 1-2147483647
 .1.3.6.1.2.1.10.127.1.3.7.1.2

docsIfCmtsChannelUtilizationTable

table
.1.3.6.1.2.1.10.127.1.3.9 · 1 row entry · 3 columns
Open in standard view 
Reports utilization statistics for attached upstream and
downstream physical channels.
docsIfCmtsChannelUtilizationEntry entry .1.3.6.1.2.1.10.127.1.3.9.1
Utilization statistics for a single upstream or downstream
physical channel. An entry exists in this table for each
ifEntry with an ifType equal to
docsCableDownstream (128)
or docsCableUpstream (129).
Indexes
IF-MIBifIndex docsIfCmtsChannelUtIfType docsIfCmtsChannelUtId
Column Syntax OID
docsIfCmtsChannelUtIfType
The secondary index into this table. Indicates the IANA
interface type associated with this physical channel.
Only docsCableDownstream (128) and

docsCableUpstream (129) are valid.
IANAifType-MIBIANAifType
Textual Convention: IANAifType-MIBIANAifType Enumeration
Type Values:
1other
2regular1822
3hdh1822
4ddnX25
5rfc877x25
6ethernetCsmacd
7iso88023Csmacd
8iso88024TokenBus
9iso88025TokenRing
10iso88026Man
11starLan
12proteon10Mbit
13proteon80Mbit
14hyperchannel
15fddi
16lapb
17sdlc
18ds1
19e1
20basicISDN
21primaryISDN
22propPointToPointSerial
23ppp
24softwareLoopback
25eon
26ethernet3Mbit
27nsip
28slip
29ultra
30ds3
31sip
32frameRelay
33rs232
34para
35arcnet
36arcnetPlus
37atm
38miox25
39sonet
40x25ple
41iso88022llc
42localTalk
43smdsDxi
44frameRelayService
45v35
46hssi
47hippi
48modem
49aal5
50sonetPath
51sonetVT
52smdsIcip
53propVirtual
54propMultiplexor
55ieee80212
56fibreChannel
57hippiInterface
58frameRelayInterconnect
59aflane8023
60aflane8025
61cctEmul
62fastEther
63isdn
64v11
65v36
66g703at64k
67g703at2mb
68qllc
69fastEtherFX
70channel
71ieee80211
72ibm370parChan
73escon
74dlsw
75isdns
76isdnu
77lapd
78ipSwitch
79rsrb
80atmLogical
81ds0
82ds0Bundle
83bsc
84async
85cnr
86iso88025Dtr
87eplrs
88arap
89propCnls
90hostPad
91termPad
92frameRelayMPI
93x213
94adsl
95radsl
96sdsl
97vdsl
98iso88025CRFPInt
99myrinet
100voiceEM
101voiceFXO
102voiceFXS
103voiceEncap
104voiceOverIp
105atmDxi
106atmFuni
107atmIma
108pppMultilinkBundle
109ipOverCdlc
110ipOverClaw
111stackToStack
112virtualIpAddress
113mpc
114ipOverAtm
115iso88025Fiber
116tdlc
117gigabitEthernet
118hdlc
119lapf
120v37
121x25mlp
122x25huntGroup
123transpHdlc
124interleave
125fast
126ip
127docsCableMaclayer
128docsCableDownstream
129docsCableUpstream
130a12MppSwitch
131tunnel
132coffee
133ces
134atmSubInterface
135l2vlan
136l3ipvlan
137l3ipxvlan
138digitalPowerline
139mediaMailOverIp
140dtm
141dcn
142ipForward
143msdsl
144ieee1394
145if-gsn
146dvbRccMacLayer
147dvbRccDownstream
148dvbRccUpstream
149atmVirtual
150mplsTunnel
151srp
152voiceOverAtm
153voiceOverFrameRelay
154idsl
155compositeLink
156ss7SigLink
157propWirelessP2P
158frForward
159rfc1483
160usb
161ieee8023adLag
162bgppolicyaccounting
163frf16MfrBundle
164h323Gatekeeper
165h323Proxy
166mpls
167mfSigLink
168hdsl2
169shdsl
170ds1FDL
171pos
172dvbAsiIn
173dvbAsiOut
174plc
175nfas
176tr008
177gr303RDT
178gr303IDT
179isup
180propDocsWirelessMaclayer
181propDocsWirelessDownstream
182propDocsWirelessUpstream
183hiperlan2
184propBWAp2Mp
185sonetOverheadChannel
186digitalWrapperOverheadChannel
187aal2
188radioMAC
189atmRadio
190imt
191mvl
192reachDSL
193frDlciEndPt
194atmVciEndPt
195opticalChannel
196opticalTransport
197propAtm
198voiceOverCable
199infiniband
200teLink
201q2931
202virtualTg
203sipTg
204sipSig
205docsCableUpstreamChannel
206econet
207pon155
208pon622
209bridge
210linegroup
211voiceEMFGD
212voiceFGDEANA
213voiceDID
214mpegTransport
215sixToFour
216gtp
217pdnEtherLoop1
218pdnEtherLoop2
219opticalChannelGroup
220homepna
221gfp
222ciscoISLvlan
223actelisMetaLOOP
224fcipLink
225rpr
226qam
227lmp
228cblVectaStar
229docsCableMCmtsDownstream
230adsl2
231macSecControlledIF
232macSecUncontrolledIF
233aviciOpticalEther
234atmbond
235voiceFGDOS
236mocaVersion1
237ieee80216WMAN
238adsl2plus
239dvbRcsMacLayer
240dvbTdm
241dvbRcsTdma
242x86Laps
243wwanPP
244wwanPP2
245voiceEBS
246ifPwType
247ilan
248pip
249aluELP
250gpon
251vdsl2
252capwapDot11Profile
253capwapDot11Bss
254capwapWtpVirtualRadio
255bits
256docsCableUpstreamRfPort
257cableDownstreamRfPort
258vmwareVirtualNic
259ieee802154
260otnOdu
261otnOtu
262ifVfiType
263g9981
264g9982
265g9983
266aluEpon
267aluEponOnu
268aluEponPhysicalUni
269aluEponLogicalLink
270aluGponOnu
271aluGponPhysicalUni
272vmwareNicTeam
277docsOfdmDownstream
278docsOfdmaUpstream
279gfast
280sdci
281xboxWireless
282fastdsl
283docsCableScte55d1FwdOob
284docsCableScte55d1RetOob
285docsCableScte55d2DsOob
286docsCableScte55d2UsOob
287docsCableNdf
288docsCableNdr
289ptm
290ghn
291otnOtsi
292otnOtuc
293otnOduc
294otnOtsig
295microwaveCarrierTermination
296microwaveRadioLinkTerminal
297ieee8021axDrni
298ax25
299ieee19061nanocom
300cpri
301omni
302roe
303p2pOverLan
 .1.3.6.1.2.1.10.127.1.3.9.1.1
docsIfCmtsChannelUtId
The tertiary index into this table. Indicates the CMTS
identifier for this physical channel.
Integer32
Constraints:
range: 0-255
 .1.3.6.1.2.1.10.127.1.3.9.1.2
docsIfCmtsChannelUtUtilization
The calculated and truncated utilization index for this
physical upstream or downstream channel, accurate as of
the most recent docsIfCmtsChannelUtilizationInterval.

Upstream Channel Utilization Index:
…
percentInteger32
Constraints:
range: 0-100
 .1.3.6.1.2.1.10.127.1.3.9.1.3

docsIfCmtsDownChannelCounterTable

table
.1.3.6.1.2.1.10.127.1.3.10 · 1 row entry · 5 columns
Open in standard view 
This table is implemented at the CMTS to collect
downstream channel statistics for utilization
          
calculations.
docsIfCmtsDownChannelCounterEntry entry .1.3.6.1.2.1.10.127.1.3.10.1
An entry provides a list of traffic counters for a single
downstream channel.
An entry in this table exists for each ifEntry with an
ifType of docsCableDownstream(128).
Indexes
IF-MIBifIndex
Column Syntax OID
docsIfCmtsDownChnlCtrId
The Cable Modem Termination System identification
of the downstream channel within this particular MAC
interface. If the interface is down, the object returns
the most current value. If the downstream channel ID is
un…
Integer32
Constraints:
range: 0-255
 .1.3.6.1.2.1.10.127.1.3.10.1.1
docsIfCmtsDownChnlCtrTotalBytes
At the CMTS, the total number of bytes in the Payload
portion of MPEG Packets (i.e., not including MPEG header
or pointer_field) transported by this downstream channel.
This is the 32-bit version of
docsIfCmtsDownChnlCt…
BytesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.10.1.2
docsIfCmtsDownChnlCtrUsedBytes
At the CMTS, the total number of DOCSIS data bytes
transported by this downstream channel.
The number of data bytes is defined as the total number
of bytes transported in DOCSIS payloads minus the number
of stuff bytes …
BytesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.10.1.3
docsIfCmtsDownChnlCtrExtTotalBytes
At the CMTS, the total number of bytes in the Payload
portion of MPEG Packets (i.e., not including MPEG header
or pointer_field) transported by this downstream
channel.
This is the 64-bit version of
docsIfCmtsDownChnlCt…
BytesSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.10.1.4
docsIfCmtsDownChnlCtrExtUsedBytes
At the CMTS, the total number of DOCSIS data bytes
transported by this downstream channel. The number
of data bytes is defined as the total number of bytes
transported in DOCSIS payloads minus the number of
stuff bytes…
BytesSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.10.1.5

docsIfCmtsUpChannelCounterTable

table
.1.3.6.1.2.1.10.127.1.3.11 · 1 row entry · 29 columns
Open in standard view 
This table is implemented at the CMTS to provide upstream
channel statistics appropriate for channel utilization
calculations.
docsIfCmtsUpChannelCounterEntry entry .1.3.6.1.2.1.10.127.1.3.11.1
List of traffic statistics for a single upstream channel.
For DOCSIS 2.0 CMTSs, an entry in this table
exists for each ifEntry with an ifType of
docsCableUpstreamChannel (205).

For DOCSIS 1.x CMTSs, an entr…
Indexes
IF-MIBifIndex
Column Syntax OID
docsIfCmtsUpChnlCtrId
The CMTS identification of the upstream channel.
Integer32
Constraints:
range: 0-255
 .1.3.6.1.2.1.10.127.1.3.11.1.1
docsIfCmtsUpChnlCtrTotalMslots
Current count, from CMTS initialization, of all mini-slots
defined for this upstream logical channel. This count
includes all IUCs and SIDs, even those allocated to the
NULL SID for a 2.0 logical channel that is inacti…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.2
docsIfCmtsUpChnlCtrUcastGrantedMslots
Current count, from CMTS initialization, of unicast
granted mini-slots on the upstream logical channel,
regardless of burst type. Unicast granted mini-slots are
those in which the CMTS assigned bandwidth to any unicast…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.3
docsIfCmtsUpChnlCtrTotalCntnMslots
Current count, from CMTS initialization, of contention
mini-slots defined for this upstream logical channel. This
count includes all mini-slots assigned to a broadcast or

multicast SID on the logical cha…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.4
docsIfCmtsUpChnlCtrUsedCntnMslots
Current count, from CMTS initialization, of contention
mini-slots utilized on the upstream logical channel. For
contention regions, utilized mini-slots are those in which
the CMTS correctly received an upstream burst f…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.5
docsIfCmtsUpChnlCtrExtTotalMslots
Current count, from CMTS initialization, of all mini-slots
defined for this upstream logical channel. This count
includes all IUCs and SIDs, even those allocated to the
NULL SID for a 2.0 logical channel that is inacti…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.6
docsIfCmtsUpChnlCtrExtUcastGrantedMslots
Current count, from CMTS initialization, of unicast
granted mini-slots on the upstream logical channel,
regardless of burst type. Unicast granted mini-slots are
those in which the CMTS assigned bandwidth to any unicast…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.7
docsIfCmtsUpChnlCtrExtTotalCntnMslots
Current count, from CMTS initialization, of contention
mini-slots defined for this upstream logical channel. This
count includes all mini-slots assigned to a broadcast or
multicast SID on the logical channel. This is …
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.8
docsIfCmtsUpChnlCtrExtUsedCntnMslots
Current count, from CMTS initialization, of contention

mini-slots utilized on the upstream logical channel. For
contention regions, utilized mini-slots are those in which
the CMTS correctly received an u…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.9
docsIfCmtsUpChnlCtrCollCntnMslots
Current count, from CMTS initialization, of contention
mini-slots subjected to collisions on the upstream logical
channel. For contention regions, these are the mini-slots
applicable to bursts that the CMTS detected bu…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.10
docsIfCmtsUpChnlCtrTotalCntnReqMslots
Current count, from CMTS initialization, of contention
request mini-slots defined for this upstream logical
channel. This count includes all mini-slots for IUC1
assigned to a broadcast or multicast SID on the logical
c…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.11
docsIfCmtsUpChnlCtrUsedCntnReqMslots
Current count, from CMTS initialization, of contention
request mini-slots utilized on this upstream logical
channel. This count includes all contention mini-slots for
IUC1 applicable to bursts that the CMTS correctly
r…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.12
docsIfCmtsUpChnlCtrCollCntnReqMslots
Current count, from CMTS initialization, of contention
request mini-slots subjected to collisions on this upstream
logical channel. This includes all contention mini-slots
for IUC1 applicable to bursts that the CMTS de…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.13
docsIfCmtsUpChnlCtrTotalCntnReqDataMslots
Current count, from CMTS initialization, of contention

request data mini-slots defined for this upstream logical
channel. This count includes all mini-slots for IUC2
assigned to a broadcast or multicast …
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.14
docsIfCmtsUpChnlCtrUsedCntnReqDataMslots
Current count, from CMTS initialization, of contention
request data mini-slots utilized on this upstream logical
channel. This includes all contention mini-slots for IUC2
applicable to bursts that the CMTS correctly re…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.15
docsIfCmtsUpChnlCtrCollCntnReqDataMslots
Current count, from CMTS initialization, of contention
request data mini-slots subjected to collisions on this
upstream logical channel. This includes all contention
mini-slots for IUC2 applicable to bursts that the CM…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.16
docsIfCmtsUpChnlCtrTotalCntnInitMaintMslots
Current count, from CMTS initialization, of contention
initial maintenance mini-slots defined for this upstream
logical channel. This includes all mini-slots for IUC3
assigned to a broadcast or multicast SID on the log…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.17
docsIfCmtsUpChnlCtrUsedCntnInitMaintMslots
Current count, from CMTS initialization, of contention
initial maintenance mini-slots utilized on this upstream
logical channel. This includes all contention mini-slots
for IUC3 applicable to bursts that the CMTS corre…
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.18
docsIfCmtsUpChnlCtrCollCntnInitMaintMslots
Current count, from CMTS initialization, of contention
initial maintenance mini-slots subjected to collisions on
this upstream logical channel. This includes all
contention mini-slots for IUC3 applicable to bursts that…
mini-slotsSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
 .1.3.6.1.2.1.10.127.1.3.11.1.19
docsIfCmtsUpChnlCtrExtCollCntnMslots
Current count, from CMTS initialization, of collision
contention mini-slots on the upstream logical channel.
For contention regions, these are the mini-slots applicable
to bursts that the CMTS detected, but could not co…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.20
docsIfCmtsUpChnlCtrExtTotalCntnReqMslots
Current count, from CMTS initialization, of contention
request mini-slots defined for this upstream logical
channel. This count includes all mini-slots for IUC1
assigned to a broadcast or multicast SID on the logical
c…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.21
docsIfCmtsUpChnlCtrExtUsedCntnReqMslots
Current count, from CMTS initialization, of contention
request mini-slots utilized on this upstream logical
channel. This count includes all contention mini-slots for
IUC1 applicable to bursts that the CMTS correctly
r…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.22
docsIfCmtsUpChnlCtrExtCollCntnReqMslots
Current count, from CMTS initialization, of contention
request mini-slots subjected to collisions on this upstream
logical channel. This includes all contention mini-slots
for IUC1 applicable to bursts that the CMTS de…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.23
docsIfCmtsUpChnlCtrExtTotalCntnReqDataMslots
Current count, from CMTS initialization, of contention
request data mini-slots defined for this upstream logical
channel. This count includes all mini-slots for IUC2
assigned to a broadcast or multicast SID on the logi…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.24
docsIfCmtsUpChnlCtrExtUsedCntnReqDataMslots
Current count, from CMTS initialization, of contention
request data mini-slots utilized on this upstream logical
channel. This includes all contention mini-slots for IUC2
applicable to bursts that the CMTS correctly re…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.25
docsIfCmtsUpChnlCtrExtCollCntnReqDataMslots
Current count, from CMTS initialization, of contention
request data mini-slots subjected to collisions on this
upstream logical channel. This includes all contention
mini-slots for IUC2 applicable to bursts that the CM…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.26
docsIfCmtsUpChnlCtrExtTotalCntnInitMaintMslots
Current count, from CMTS initialization, of initial
maintenance mini-slots defined for this upstream logical
channel. This count includes all mini-slots for IUC3
assigned to a broadcast or multicast SID on the logical
…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.27
docsIfCmtsUpChnlCtrExtUsedCntnInitMaintMslots
Current count, from CMTS initialization, of initial
maintenance mini-slots utilized on this upstream logical
channel. This includes all contention mini-slots for IUC3
applicable to bursts that the CMTS correctly receiv…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.28
docsIfCmtsUpChnlCtrExtCollCntnInitMaintMslots
Current count, from CMTS initialization, of contention
initial maintenance mini-slots subjected to collisions on
this upstream logical channel. This includes all
contention mini-slots for IUC3 applicable to bursts that…
mini-slotsSNMPv2-SMICounter64
Textual Convention: SNMPv2-SMICounter64 Unsigned64
Type Constraints:
range: 0..18446744073709551615
 .1.3.6.1.2.1.10.127.1.3.11.1.29