ROHC-RTP-MIB Table View

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

Tables
2
Rows
2
Columns
19
.1.3.6.1.2.1.114.1.1 · 1 row entry · 15 columns
This table lists and describes RTP profile specific
properties of compressor contexts and decompressor
contexts.  It extends the rohcContextTable of the
ROHC-MIB module.
rohcRtpContextEntry entry .1.3.6.1.2.1.114.1.1.1
An entry describing a particular context.
Indexes
ROHC-MIBrohcChannelID ROHC-MIBrohcContextCID
Column Syntax OID
rohcRtpContextState
State of the context as defined in RFC 3095. States
initAndRefresh(1), firstOrder(2), and secondOrder(3)
are states of compressor contexts, states noContext(4),
staticContext(5) and fullContext(6) are states of
decompr…
Enumeration
Enumerated Values:
1initAndRefresh
2firstOrder
3secondOrder
4noContext
5staticContext
6fullContext
.1.3.6.1.2.1.114.1.1.1.3
rohcRtpContextMode
Mode of the context.
Enumeration
Enumerated Values:
1unidirectional
2optimistic
3reliable
.1.3.6.1.2.1.114.1.1.1.4
rohcRtpContextAlwaysPad
Boolean, only applicable to compressor contexts using the

LLA profile. If its value is true, the compressor must
pad every RHP packet with a minimum of one octet ROHC
padding.

The value of…
SNMPv2-TCTruthValue
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
.1.3.6.1.2.1.114.1.1.1.5
rohcRtpContextLargePktsAllowed
Boolean, only applicable to compressor contexts using the
LLA profile. It specifies how to handle packets that do
not fit any of the preferred packet sizes specified. If
its value is true, the compressor must deliver …
SNMPv2-TCTruthValue
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
.1.3.6.1.2.1.114.1.1.1.6
rohcRtpContextVerifyPeriod
This object is only applicable to compressor contexts
using the LLA profile. It specifies the minimum frequency
with which a packet validating the context must be sent.
This tells the compressor that a packet containin…
SNMPv2-SMIUnsigned32
Textual Convention: SNMPv2-SMIUnsigned32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.114.1.1.1.7
rohcRtpContextSizesAllowed
The value of this object is only valid for decompressor
contexts, i.e., if rohcInstanceType of the corresponding
rohcContextEntry has the value decompressor(2). For
compressor contexts where rohcInstanceType has the va…
Unsigned32
Constraints:
range: 1-4294967295
.1.3.6.1.2.1.114.1.1.1.8
rohcRtpContextSizesUsed
The value of this object is only valid for decompressor
contexts, i.e., if rohcInstanceType of the corresponding
rohcContextEntry has the value decompressor(2). For
compressor contexts where rohcInstanceType has the va…
Unsigned32
Constraints:
range: 1-4294967295
.1.3.6.1.2.1.114.1.1.1.9
rohcRtpContextACKs
The number of all positive feedbacks (ACK) sent or
received in this context, respectively.

Discontinuities in the value of this counter can
occur at re-initialization of the management
system, and at othe…
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.114.1.1.1.10
rohcRtpContextNACKs
The number of all dynamic negative feedbacks (ACK) sent
or received in this context, respectively.

Discontinuities in the value of this counter can
occur at re-initialization of the management
system, and…
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.114.1.1.1.11
rohcRtpContextSNACKs
The number of all static negative feedbacks (ACK) sent
or received in this context, respectively.

Discontinuities in the value of this counter can
occur at re-initialization of the management
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.114.1.1.1.12
rohcRtpContextNHPs
This object is only applicable to contexts using the
LLA profile. It contains the number of all no-header
packets (NHP) sent or received in this context,
respectively.

Discontinuities in the value of thi…
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.114.1.1.1.13
rohcRtpContextCSPs
This object is only applicable to contexts using the
LLA profile. It contains the number of all context
synchronization packets (CSP) sent or received in this
context, respectively.

Discontinuities in th…
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.114.1.1.1.14
rohcRtpContextCCPs
This object is only applicable to contexts using the
LLA profile. It contains the number of all context check
packets (CCP) sent or received in this context,
respectively.

Discontinuities in the value of…
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.114.1.1.1.15
rohcRtpContextPktsLostPhysical
This object is only applicable to decompressor contexts

using the LLA profile. It contains the number of physical
packet losses on the link between compressor and
decompressor, that have been indicated t…
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.114.1.1.1.16
rohcRtpContextPktsLostPreLink
This object is only applicable to decompressor contexts
using the LLA profile. It contains the number of pre-link
packet losses on the link between compressor and
decompressor, that have been indicated to the decompres…
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.114.1.1.1.17
.1.3.6.1.2.1.114.1.2 · 1 row entry · 4 columns
This table lists all allowed, preferred, and used packet
sizes per compressor context and channel.
          
Note, that the sizes table represents implementation
parameters that are suggested by RFC 3095 and/or RFC 3242,
but that are not mandatory.
rohcRtpPacketSizeEntry entry .1.3.6.1.2.1.114.1.2.1
An entry of a particular packet size.
Indexes
ROHC-MIBrohcChannelID ROHC-MIBrohcContextCID rohcRtpPacketSize
Column Syntax OID
rohcRtpPacketSize
A packet size used as index.
Unsigned32
Constraints:
range: 1-4294967295
.1.3.6.1.2.1.114.1.2.1.3
rohcRtpPacketSizePreferred
This object is only applicable to compressor contexts
using the LLA profile. When retrieved, it will have
the value true(1) if the packet size is preferred.
Otherwise, its value will be false(2).

The val…
SNMPv2-TCTruthValue
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
.1.3.6.1.2.1.114.1.2.1.4
rohcRtpPacketSizeUsed
This object is only applicable to compressor contexts
using the UDP, RTP, or ESP profile. When retrieved,
it will have the value true(1) if the packet size is
used. Otherwise, its value will be false(2).
SNMPv2-TCTruthValue
Textual Convention: SNMPv2-TCTruthValue Enumeration
Type Values:
1true
2false
.1.3.6.1.2.1.114.1.2.1.5
rohcRtpPacketSizeRestrictedType
This object is only applicable to preferred packet

sizes of compressor contexts using the LLA profile.
When retrieved, it will indicate whether the packet
size is preferred for NHP only, for RHP only, or
Enumeration
Enumerated Values:
1nhpOnly
2rhpOnly
3noRestrictions
.1.3.6.1.2.1.114.1.2.1.6