Modem-MIB Table View

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

Tables
10
Rows
10
Columns
48
.1.3.6.1.2.1.38.1.1.2 · 1 row entry · 3 columns
The base table for the modems managed by this MIB.  The
mdmLineTable, mdmDTEInterfaceTable, mdmCallControlTable, and
mdmStatsTable all augment the rows defined in this table.
mdmIDEntry entry .1.3.6.1.2.1.38.1.1.2.1
Entries in this table are created only by the agent. One

entry exists for each modem managed by the agent.
Indexes
mdmIndex
Column Syntax OID
mdmIndex
A unique number for each modem that ranges from 1 to
mdmNumber. The value must remain constant at least from one
re-initialization of the network management agent to the
next.
Integer32
Constraints:
range: 1-65535
.1.3.6.1.2.1.38.1.1.2.1.1
mdmIDManufacturerOID
This value is intended to identify the manufacturer, model,
and version of this modem. This may be used to identify the
existance of enterprise-specific functions and behaviours.
ObjectIdentifier .1.3.6.1.2.1.38.1.1.2.1.2
mdmIDProductDetails
A textual description of this device, including the
manufacturer's name, modem model name, hardware revision,
firmware revision, and optionally, its serial number. The
exact format of this description is defined by the…
OctetString
Constraints:
range: 0-79
.1.3.6.1.2.1.38.1.1.2.1.3
.1.3.6.1.2.1.38.1.1.3 · 1 row entry · 2 columns
The modem Line Table augments the modem ID table.
mdmLineEntry entry .1.3.6.1.2.1.38.1.1.3.1
Entries in this table are created only by the agent. One
entry exists for each modem managed by the agent.
Indexes
No indexes recorded
Column Syntax OID
mdmLineCarrierLossTime
Duration in 10ths of a second the modem waits after loss of
carrier before hanging up. If this value is set to `255',
the modem will not hang up upon loss of carrier. This
allows the modem to distinguish between a mom…
Integer32r/w
Constraints:
range: 1-255
.1.3.6.1.2.1.38.1.1.3.1.1
mdmLineState
Allows the inspection and alteration of the state of the
modem. Management commands may change the state to `on-
hook', `busied-out', or `reset' from any state. No other
alterations are permitted from the management p…
Enumerationr/w
Enumerated Values:
1unknown
2onHook
3offHook
4connected
5busiedOut
6reset
.1.3.6.1.2.1.38.1.1.3.1.2
.1.3.6.1.2.1.38.1.1.4 · 1 row entry · 4 columns
A list of protocol capabilities for this modem.
mdmLineCapabilitiesEntry entry .1.3.6.1.2.1.38.1.1.4.1
A listing of the protocol(s) that this modem is capable of.
Entries in this table are created only by the agent. One
entry exists for each protocol that the modem is capable of,
regardless of whether that protocol is e…
Indexes
mdmIndex mdmLineCapabilitiesIndex
Column Syntax OID
mdmLineCapabilitiesIndex
A unique index for this capabilities entry.
SNMPv2-SMIInteger32
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.38.1.1.4.1.1
mdmLineCapabilitiesID
An identifier for this capability. Standard protocol
capabilities will have identifiers registered in this
document or other companion standards documents.
Proprietary protocol capabilities will be registered by
their …
ObjectIdentifier .1.3.6.1.2.1.38.1.1.4.1.2
mdmLineCapabilitiesEnableRequested
The requested configuration of this capability. If this
value is 'disabled(1)', this is a request to disable this
protocol. If this value is 'preferred(3)', this is a
request to enable this protocol, and to prefer it …
Enumerationr/w
Enumerated Values:
1disabled
2optional
3preferred
.1.3.6.1.2.1.38.1.1.4.1.3
mdmLineCapabilitiesEnableGranted
The actual configuration of this capability. The agent
shall attempt to set this as close as possible to the
associated mdmLineCapabilitiesEnableRequested value. The

agent shall make this determination …
Enumeration
Enumerated Values:
1disabled
2optional
3preferred
.1.3.6.1.2.1.38.1.1.4.1.4
.1.3.6.1.2.1.38.1.1.6 · 1 row entry · 5 columns
The modem DTE Interface Table augments the modem ID table.
mdmDTEInterfaceEntry entry .1.3.6.1.2.1.38.1.1.6.1
Entries in this table are created only by the agent. One
entry exists for each modem managed by the agent.
Indexes
No indexes recorded
Column Syntax OID
mdmDTEActionDTROnToOff
Defines the action the modem will take when DTR drops.

If the value is set to ignore(1), the modem takes no action
when DTR drops. Typically, mdmDTEActionDTROffToOn would
also be set to ignore(1) if this…
Enumerationr/w
Enumerated Values:
1ignore
2escapeToCommandMode
3disconnectCall
4resetModem
.1.3.6.1.2.1.38.1.1.6.1.1
mdmDTEActionDTROffToOn
Defines the action the modem will take when DTR is raised.

If the value is set to ignore(1), the modem takes no action
when DTR is raised. Typically, mdmDTEActionDTROnToOff would
also be set to ignore(1)…
Enumerationr/w
Enumerated Values:
1ignore
2enableDial
3autoAnswerEnable
4establishConnection
.1.3.6.1.2.1.38.1.1.6.1.2
mdmDTESyncTimingSource
The clock source for synchronous transmissions. If set to
internal(1), the modem is the clock source and sends the

clock signals to the DTE. If set to external(2), the
transmit clock signals are provide…
Enumerationr/w
Enumerated Values:
1internal
2external
3loopback
4network
.1.3.6.1.2.1.38.1.1.6.1.3
mdmDTESyncAsyncMode
The operational mode of the modem. If the value is
syncAfterDial(3), the modem will accept commands in
asynchronous mode and change to synchronous mode to pass
data after a dial sequence has been executed.
Enumerationr/w
Enumerated Values:
1async
2sync
3syncAfterDial
.1.3.6.1.2.1.38.1.1.6.1.4
mdmDTEInactivityTimeout
The amount of idle time in minutes that the modem will wait
before disconnecting a connection. When a call is connected
and no data is transferred (continuous marking condition) on
both circuits 103 and 104 for the spe…
Integer32r/w
Constraints:
range: 0-65535
.1.3.6.1.2.1.38.1.1.6.1.5
.1.3.6.1.2.1.38.1.1.7 · 1 row entry · 6 columns
The modem Call Control Table augments the modem ID table.
mdmCallControlEntry entry .1.3.6.1.2.1.38.1.1.7.1
Entries in this table are created only by the agent. One
entry exists for each modem managed by the agent.
Indexes
No indexes recorded
Column Syntax OID
mdmCCRingsBeforeAnswer
Determines which ring the modem will wait to answer the
phone on. If this value is `0', the modem will not go
offhook and answer a call when a ring signal is detected.
SNMPv2-SMIInteger32r/w
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.38.1.1.7.1.1
mdmCCCallSetUpFailTimer
This parameter specifies the amount of time, in seconds,
that the modem shall allow between either answering a call
(automatically or manually) or completion of dialing, and
establishment of a connection with the remote…
Integer32r/w
Constraints:
range: 0-255
.1.3.6.1.2.1.38.1.1.7.1.2
mdmCCResultCodeEnable
When disabled, the DCE shall issue no 'result codes' of any
kind to the DTE either in response to unsolicited events
(eg. ring signal), or commands. In TIA-602, this is
controlled by the ATQ command. When numericEnable…
Enumerationr/w
Enumerated Values:
1disabled
2numericEnabled
3verboseEnabled
.1.3.6.1.2.1.38.1.1.7.1.3
mdmCCEscapeAction
The modem's action upon successfully recognizing the
'escape to command mode' character sequence.
Enumerationr/w
Enumerated Values:
1ignoreEscape
2hangUp
3enterCommandMode
.1.3.6.1.2.1.38.1.1.7.1.4
mdmCCCallDuration
Present or last completed connection time in seconds. If
there have been no previous connections, this value should
be -1.
SNMPv2-SMIInteger32
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.38.1.1.7.1.5
mdmCCConnectionFailReason
Indicates the reason that the last connection or attempt
failed. The meaning of each reason code is explained below.

unknown:
This code means the failure reason is unknown or
there has been no previous…
Enumeration
Enumerated Values:
1unknown
2other
3managementCommand
4inactivityTimeout
5mnpIncompatibility
6protocolError
10powerLoss
11equipmentFailure
20dtrDrop
30noDialTone
31lineBusy
32noAnswer
33voiceDetected
40carrierLost
41trainingFailed
42faxDetected
.1.3.6.1.2.1.38.1.1.7.1.6
.1.3.6.1.2.1.38.1.1.8 · 1 row entry · 2 columns
The table of stored dial strings.
mdmCCStoredDialStringEntry entry .1.3.6.1.2.1.38.1.1.8.1
A stored dial string.
Indexes
mdmIndex mdmCCStoredDialStringIndex
Column Syntax OID
mdmCCStoredDialStringIndex
The unique index of a particular dial string.
Integer32
Constraints:
range: 0-65535
.1.3.6.1.2.1.38.1.1.8.1.1
mdmCCStoredDialString
A dial string stored in the modem.
OctetStringr/w
Constraints:
range: 0-64
.1.3.6.1.2.1.38.1.1.8.1.2
.1.3.6.1.2.1.38.1.1.9 · 1 row entry · 1 columns
The modem error correcting table augments the modem ID
table.
mdmECEntry entry .1.3.6.1.2.1.38.1.1.9.1
Entries in this table are created only by the agent. One
entry exists for each modem managed by the agent.
Indexes
No indexes recorded
Column Syntax OID
mdmECErrorControlUsed
Indicates the error control method used during the current
or previous call. This shall be one of the values for error
control protocols registered in the capabilities table for
this modem. If no error control protoco…
ObjectIdentifier .1.3.6.1.2.1.38.1.1.9.1.1
.1.3.6.1.2.1.38.1.1.10 · 1 row entry · 1 columns
The modem data compression table augments the modem ID
table.
mdmDCEntry entry .1.3.6.1.2.1.38.1.1.10.1
Entries in this table are created only by the agent. One
entry exists for each modem managed by the agent.
Indexes
No indexes recorded
Column Syntax OID
mdmDCCompressionTypeUsed
Indicates the data compression method used during the
current or previous call. This shall be one of the values
for compression protocols registered in the capabilities
table for this modem. If no compression protocol…
ObjectIdentifier .1.3.6.1.2.1.38.1.1.10.1.1
.1.3.6.1.2.1.38.1.1.11 · 1 row entry · 5 columns
The modem signal convertor table augments the modem ID
table.
mdmSCEntry entry .1.3.6.1.2.1.38.1.1.11.1
Entries in this table are created only by the agent. One

entry exists for each modem managed by the agent.
Indexes
No indexes recorded
Column Syntax OID
mdmSCCurrentLineTransmitRate
The current link transmit rate of a connection, or the last
link transmit rate of the last connection in bits per
second.
SNMPv2-SMIInteger32
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.38.1.1.11.1.1
mdmSCCurrentLineReceiveRate
The current link receive rate of a connection, or the last
link receive rate of the last connection in bits per
second.
SNMPv2-SMIInteger32
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.38.1.1.11.1.2
mdmSCInitialLineTransmitRate
The initial link transmit rate of the current connection,
or the initial link transmit rate of the last connection in
bits per second.
SNMPv2-SMIInteger32
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.38.1.1.11.1.3
mdmSCInitialLineReceiveRate
The initial link receive rate of the current connection, or
the initial link receive rate of the last connection in bits
per second.
SNMPv2-SMIInteger32
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.38.1.1.11.1.4
mdmSCModulationSchemeUsed
The modulation scheme of the current or previous call.
This shall be one of the values for modulation protocols
registered in the capabilities table for this modem.
ObjectIdentifier .1.3.6.1.2.1.38.1.1.11.1.5
.1.3.6.1.2.1.38.1.1.12 · 1 row entry · 19 columns
The modem statistics Table augments the modem ID table.
mdmStatsEntry entry .1.3.6.1.2.1.38.1.1.12.1
Entries in this table are created only by the agent. One
entry exists for each modem managed by the agent.
Indexes
No indexes recorded
Column Syntax OID
mdmStatsRingNoAnswers
The number of events in which ringing was detected but the
call was not answered.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.1
mdmStatsIncomingConnectionFailures
The number of incoming connection requests that this modem
answered in which it could not train with the other DCE.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.2
mdmStatsIncomingConnectionCompletions
The number of incoming connection requests that this modem
answered and successfully trained with the other DCE.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.3
mdmStatsFailedDialAttempts
The number of call attempts that failed because the modem
didn't go off hook, or there was no dialtone.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.4
mdmStatsOutgoingConnectionFailures
The number of outgoing calls from this modem which
sucessfully went off hook and dialed, in which it could not
train with the other DCE.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.5
mdmStatsOutgoingConnectionCompletions
The number of outgoing calls from this modem which resulted
in successfully training with the other DCE.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.6
mdmStatsRetrains
The number of retrains experienced on connections on this
line.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.7
mdmStats2400OrLessConnections
The number of connections initially established at a
modulation speed of 2400 bits per second or less.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.8
mdmStats2400To14400Connections
The number of connections initially established at a
modulation speed of greater than 2400 bits per second and
less than 14400 bits per second.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.9
mdmStatsGreaterThan14400Connections
The number of connections initially established at a
modulation speed of greater than 14400 bits per second.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.10
mdmStatsErrorControlledConnections
The number of established connections using an error
control protocol.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.11
mdmStatsCompressedConnections
The number of established connections using a compression
protocol.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.12
mdmStatsCompressionEfficiency
The number of bytes transferred into the compression
encoder divided by the number of bytes transferred out of
the encoder, multiplied by 100 for either the current or
last call. If a data compression protocol is not i…
Integer32
Constraints:
range: 0-65535
.1.3.6.1.2.1.38.1.1.12.1.13
mdmStatsSentOctets
The number of octets presented to the modem by the DTE.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.14
mdmStatsReceivedOctets
The number of octets presented to the DTE by the modem.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.15
mdmStatsSentDataFrames
The number of data frames sent on the line interface. If
there is no frame-oriented protocol in use on the line
interface, this counter shall not increment.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.16
mdmStatsReceivedDataFrames
The number of data frames received on the line interface.
If there is no frame-oriented protocol in use on the line
interface, this counter shall not increment.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.17
mdmStatsResentFrames
The number of times this modem retransmits frames on the
line interface. If there is no frame-oriented protocol in
use on the line interface, this counter shall not
increment.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.18
mdmStatsErrorFrames
The number of block errors received on the link. If there
is no frame-oriented protocol in use on the line interface,
this counter shall not increment.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.38.1.1.12.1.19