CADANT-CMTS-UPCHANNEL-MIB
AI MIB Summary
The CADANT-CMTS-UPCHANNEL-MIB enables the monitoring and configuration of upstream channel parameters, including frequency, modulation, and power levels, on Arris C4 cable modem termination systems. It provides specific access to constants and operational metrics required for managing the physical layer characteristics of DOCSIS upstream transmission paths.
Arris C4 Upstram Channel Configuration and Constants
Main OID:
cadUpchannelMib.1.3.6.1.4.1.4998.1.1.15.3
83
Objects
Active
Status
7
Dependencies
Imported Objects
Objects
83 total| Object Name |
|---|
cadUpchannelMibArris C4 Upstram Channel Configuration and Constants MODULE-IDENTITY .1.3.6.1.4.1.4998.1.1.15.3 |
IMPORTSArris C4 Upstram Channel Configuration and Constants Unknown .1.3.6.1.4.1.4998.1.1.15.3 |
cadIfCmtsModulationTableDescribes a modulation profile associated with one or more
upstream channels. SEQUENCE OF CadIfCmtsModulationEntry .1.3.6.1.4.1.4998.1.1.15.3.1 |
cadIfCmtsModulationEntryDescribes 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 initialization
time. No individual objects have to be specified in order
to create an entry in this table.
Note that some objects do not have DEFVALs, but do have
calculated defaults and need not be specified during row
creation.
There is no restriction on the changing of values in this
table while their associated rows are active. CadIfCmtsModulationEntry .1.3.6.1.4.1.4998.1.1.15.3.1.1 |
cadIfCmtsModIndexAn index into the Channel Modulation table representing
a group of Interval Usage Codes, all associated with the
same channel. Integer32 .1.3.6.1.4.1.4998.1.1.15.3.1.1.1 |
cadIfCmtsModIntervalUsageCodeAn index into the Channel Modulation table which, when
grouped with other Interval Usage Codes, fully
instantiate all modulation sets for a given upstream
channel. Enumeration .1.3.6.1.4.1.4998.1.1.15.3.1.1.2 |
cadIfCmtsModControlControls and reflects the status of rows in this table.rw RowStatus (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.1.1.3 |
cadIfCmtsModTypeThe modulation type used on this channel. Returns
other(1) if the modulation type is neither
qpsk, qam16, qam8, qam32, qam64 or qam128.
Type qam128 is used for SCDMA channels only.
See the reference for the modulation profiles
implied by different modulation types.rw Enumeration .1.3.6.1.4.1.4998.1.1.15.3.1.1.4 |
cadIfCmtsModPreambleLenThe 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.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.1.1.5 |
cadIfCmtsModDifferentialEncodingSpecifies whether or not differential encoding is used
on this channel.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.1.1.6 |
cadIfCmtsModFECErrorCorrectionThe number of correctable errored bytes (t) used in
forward error correction code. The value of 0 indicates
no correction is employed. The number of check bytes
appended will be twice this value.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.1.1.7 |
cadIfCmtsModFECCodewordLengthThe number of data bytes (k) in the forward error correction codeword.
This object is not used if cadIfCmtsModFECErrorCorrection
is zero.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.1.1.8 |
cadIfCmtsModScramblerSeedThe 15 bit seed value for the scrambler polynomial.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.1.1.9 |
cadIfCmtsModMaxBurstSizeThe 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
this profile.
Default value is 0 except for shortData, where it is 8.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.1.1.10 |
cadIfCmtsModGuardTimeSizeThe number of symbol-times which must follow the end of
this channel's burst. Default value is the minimum time
needed by the implementation for this modulation profile.
A value of 0 is only valid for SCDMA modulation profiles.rw Unsigned32 (0|8..96) .1.3.6.1.4.1.4998.1.1.15.3.1.1.11 |
cadIfCmtsModLastCodewordShortenedIndicates if the last FEC codeword is truncated.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.1.1.12 |
cadIfCmtsModScramblerIndicates if the scrambler is employed.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.1.1.13 |
cadIfCmtsModPreambleValueOffsetThe preamble value offset for this modulation profile.ro Integer32 .1.3.6.1.4.1.4998.1.1.15.3.1.1.14 |
cadIfCmtsModBroadcomUwLengthThe WHATro Integer32 .1.3.6.1.4.1.4998.1.1.15.3.1.1.15 |
cadIfCmtsModBroadcomUwPatternThe WHATro OCTET STRING .1.3.6.1.4.1.4998.1.1.15.3.1.1.16 |
cadIfCmtsModBroadcomUwDetectionWindowThe WHATro OCTET STRING .1.3.6.1.4.1.4998.1.1.15.3.1.1.17 |
cadIfCmtsModBroadcomUwMismatchThresholdThe WHATro OCTET STRING .1.3.6.1.4.1.4998.1.1.15.3.1.1.18 |
cadIfCmtsModByteInterleaverDepthATDMA Byte Interleaver Depth (Ir). This object returns 1 for
non ATDMA profiles.rw Unsigned32 .1.3.6.1.4.1.4998.1.1.15.3.1.1.19 |
cadIfCmtsModByteInterleaverBlockSizeATDMA Byte Interleaver Block size (Br). This object returns
zero for non ATDMA profilesrw Unsigned32 (0|36..2048) .1.3.6.1.4.1.4998.1.1.15.3.1.1.20 |
cadIfCmtsModPreambleTypePreamble type for DOCSIS 2.0 burstsrw Enumeration .1.3.6.1.4.1.4998.1.1.15.3.1.1.21 |
cadIfCmtsModTcmErrorCorrectionOnTrellis Code Modulation (TCM) On/Off. This value returns false for
non S-CDMA profiles.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.1.1.22 |
cadIfCmtsModScdmaInterleaverStepSizeS-CDMA Interleaver step size. This value returns zero
for non S-CDMA profiles. This object defaults to 1 for
S-CDMA profiles.rw Unsigned32 (0 | 1..32) .1.3.6.1.4.1.4998.1.1.15.3.1.1.23 |
cadIfCmtsModScdmaSpreaderEnableS-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.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.1.1.24 |
cadIfCmtsModScdmaSubframeCodesS-CDMA sub-frame size. This value returns zero
for non S-CDMA profiles.rw Unsigned32 (0 | 1..128) .1.3.6.1.4.1.4998.1.1.15.3.1.1.25 |
cadIfCmtsModChannelTypeDescribes the modulation channel type for this modulation entry.rw DocsisUpstreamType .1.3.6.1.4.1.4998.1.1.15.3.1.1.26 |
cadIfUpstreamChannelTableThis table describes the attributes of attached upstream
channels. SEQUENCE OF CadIfUpstreamChannelEntry .1.3.6.1.4.1.4998.1.1.15.3.2 |
cadIfUpstreamChannelEntryList 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 entry in this table exists
for each ifEntry with an ifType of docsCableUpstreamInterface (129). CadIfUpstreamChannelEntry .1.3.6.1.4.1.4998.1.1.15.3.2.1 |
cadIfUpChannelCardNumberCard Number associated with this Channel.ro CardId (CADANT-TC) .1.3.6.1.4.1.4998.1.1.15.3.2.1.1 |
cadIfUpChannelIdThe CMTS identification of the upstream channel.ro Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.2 |
cadIfUpChannelFrequencyThe center of the frequency band associated with this
upstream channel. This object returns 0 if the frequency
is undefined or unknown. Minimum permitted upstream
frequency is 5,000,000 Hz for current technology. See
the associated conformance object for write conditions
and limitations.
The legal range may be restricted further, depending on
the provisioned width of the channel.
For Docsis:
5.1-41.9 MHz for a 200 kHz channel
5.2-41.8 MHz for a 400 kHz channel
5.4-41.6 MHz for a 800 kHz channel
5.8-41.2 MHz for a 1600 kHz channel
6.6-40.4 MHz for a 3200 kHz channel
For Euro-Docsis:
5.1-64.9 MHz for a 200 kHz channel
5.2-64.8 MHz for a 400 kHz channel
5.4-64.6 MHz for a 800 kHz channel
5.8-64.2 MHz for a 1600 kHz channel
6.6-63.4 MHz for a 3200 kHz channel
Note that this entry will be read-only if
cadIfUpChannelCloneGroupId is nonzero.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.4 |
cadIfUpChannelWidthThe bandwidth of this upstream channel. This object
returns 0 if the channel width is undefined or unknown.
Minimum permitted channel width is 200,000 Hz currently.
See the associated conformance object for write conditions
and limitations.
Note that this entry will be read-only if
cadIfUpChannelCloneGroupId is nonzero.rw Integer32 (0|200000|400000|800000|1600000|3200000|6400000) UNITS "hertz" .1.3.6.1.4.1.4998.1.1.15.3.2.1.5 |
cadIfUpChannelModulationProfileAn entry identical to the cadIfModIndex in the
cadIfCmtsModulationTable that describes this channel.
This channel is further instantiated there by a grouping
of interval usage codes which together fully describe the
channel modulation. This object returns 0 if the
cadIfCmtsModulationTable entry does not exist or
cadIfCmtsModulationTable is empty. See
the associated conformance object for write conditions
and limitations.
Note that this entry will be read-only if
cadIfUpChannelCloneGroupId is nonzero.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.6 |
cadIfUpChannelPowerDesiredThe CMTS desired receive power level. See Cadant
documentation for range limitations due to ChannelWidth.
If this CMTS interface does not support control of
the receive power level then this will be treated as
read-only.rw Integer32 (-16..29) UNITS "dBmV" .1.3.6.1.4.1.4998.1.1.15.3.2.1.7 |
cadIfUpChannelSlotSizeThe number of 6.25 microsecond ticks in each upstream mini-
slot. Returns zero if the value is undefined or unknown.
See the associated conformance object for write
conditions and limitations.rw Unsigned32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.8 |
cadIfUpChannelRangingBackoffStartThe 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 conformance
object for write conditions and limitations.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.9 |
cadIfUpChannelRangingBackoffEndThe 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 conformance
object for write conditions and limitations.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.10 |
cadIfUpChannelTxBackoffStartThe 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 conformance
object for write conditions and limitations.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.11 |
cadIfUpChannelTxBackoffEndThe 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 conformance
object for write conditions and limitations.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.12 |
cadIfUpChannelMapSizeThe average size of MAPs in 800usec ticks.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.13 |
cadIfUpChannelMaxPowerAdjustMaximum size of the CMTS range response power adjustments
in 1/4 dBmV units.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.17 |
cadIfUpChannelThresholdPowerOffsetRanging success threshold for CM power measured.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.18 |
cadIfUpChannelZeroPowerAdjustIf TRUE, then do NOT send power adjustments in the ranging responses.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.2.1.19 |
cadIfUpChannelZeroFreqAdjustIf TRUE, then do NOT send frequency adjustments in the ranging responses.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.2.1.20 |
cadIfUpChannelZeroTimingAdjustIf TRUE, then do NOT send timing adjustments in the ranging responses.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.2.1.21 |
cadIfUpChannelPreEqEnableIf true(1), then send back equalizer coefficients to
the CMs to help them offset upstream channel noise.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.2.1.22 |
cadIfUpChannelPCNormAllowedUsageMaximum percentage of upstream resources that may be
used by non-emergency telephony services. This is also
the maximum amount of resources non-exclusively allocated
to sessions of this type. The default set from the
globals in CadPcMibBase.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.52 |
cadIfUpChannelPCNormResUsageMinimum percentage of upstream resources that may be
used by non-emergency telephony services. This is also
the maximum amount of resources exclusively allocated to
sessions of this type. If the value of this object is
non-zero, then a portion of the upstream bandwidth will
be set aside for normal telephony use only - reducing
the bandwidth that is available for normal data. The
default is set from the globals in CadPcMibBase.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.53 |
cadIfUpChannelPCEmerAllowedUsageMaximum percentage of upstream resources that may be
used by emergency telephony services. The default is
set from the globals in CadPcMibBase.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.54 |
cadIfUpChannelPCEmerResUsageMinimum percentage of upstream resources that may be used
by emergency telephony services. If the value of this
object is non-zero, then a portion of the upstream
bandwidth will be set aside for emercency telephony use
only - reducing the bandwidth that is available for normal
data. The default is set from the globals in
CadPCMibBase.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.55 |
cadIfUpChannelPCTotalAllowedUsageMaximum percentage of upstream resources that may be used
by both normal and emergency telephony services. The
default is set from the globals in CadPcMibBase.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.56 |
cadIfUpChannelIfIndexIfIndex of this upstream channel. InterfaceIndex (IF-MIB) .1.3.6.1.4.1.4998.1.1.15.3.2.1.57 |
cadIfUpChannelScdmaActiveCodesApplicable 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.rw Unsigned32 (0 | 64..128) .1.3.6.1.4.1.4998.1.1.15.3.2.1.58 |
cadIfUpChannelScdmaCodesPerSlotApplicable for SCDMA channel types only.
The number of SCDMA codes per mini-slot.
Returns zero if the value is undefined, unknown or in
case of a TDMA or ATDMA channel.rw Integer32 (0 | 2..32) .1.3.6.1.4.1.4998.1.1.15.3.2.1.59 |
cadIfUpChannelScdmaFrameSizeApplicable for SCDMA channel types only.
SCDMA Frame size in units of spreading intervals.
This value returns zero for non SCDMA Profiles.rw Unsigned32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.60 |
cadIfUpChannelScdmaHoppingSeedApplicable for SCDMA channel types only.
15 bit seed used for code hopping sequence initialization.
Returns zero for non-SCDMA channel types.rw Unsigned32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.61 |
cadIfUpChannelTypeDefines the Upstream channel type.
Given the channel type, other channel attributes can be checked
for value validity at the time of entry creation and update.rw DocsisUpstreamType .1.3.6.1.4.1.4998.1.1.15.3.2.1.62 |
cadIfUpChannelCMKeepSpectralDensityIndicates to the CMs that if is there is a modulation change,
whether the CM MUST maintain its current transmit power or
its current power spectral density. A value of false means the
CM MUST keep its current transmit power. A value of true means
the CM MUST keep the same power spectral density. TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.2.1.63 |
cadIfUpChannelIngressCancellationIntervalThe interval at which reserved burst intervals are scheduled for ingress
cancellation analysis. A value of zero indicates ingress cancellation
is disabled.rw Unsigned32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.64 |
cadIfUpChannelIngressCancellationSizeThe number of minislots granted for each reserved burst interval
that is scheduled for ingress cancellation analysis. A value of zero
indicates the grant size will be automatically calculated based upon.
the size that is required and the upstream parameters.rw Unsigned32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.65 |
cadIfUpChannelPCPreemptionAllowedIndicates whether the system will preempt another session
for an emergency call. The default is set from the
globals in CadPcMibBase.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.2.1.66 |
cadIfUpChannelSpGroupIndexAn entry identical to the cadSpMgtGroupIndex in the cadSpMgtGroupTable
that describes the upstream spectrum management group.
A value of zero means that upstream spectrum management is disabled for
this upstream channel.rw Integer32 .1.3.6.1.4.1.4998.1.1.15.3.2.1.69 |
cadIfUpChannelNumberEqTapsContains the number of taps to be used by the upstream receiver's equalizer for non-ranging IUCs.
Default value of 24 taps.rw Unsigned32 (5 | 24) .1.3.6.1.4.1.4998.1.1.15.3.2.1.70 |
cadUpchannelParams OBJECT IDENTIFIER .1.3.6.1.4.1.4998.1.1.15.3.5 |
cadUpchannelFreqRangeThis object is used to configure the C4 CMTS to accept upstream
frequency ranges that conform with the EuroDOCSIS specifications
(5 MHz to 65 MHz), to the extended range used in Japan
(5 MHz to 55 MHz), or to the DOCSIS specifications (5 MHz to 42 MHz),
or to the Arris extended range (5 MHz to 85 MHz).
Changes to upstream frequency and width are verified against this
object to ensure the C4 CMTS does not exceed the upstream spectrum
limits imposed by this object. Attempting to narrow the upstream
frequency spectrum implied by this object will fail if at least
a single upstream is configured outside of the range for the new
value. It is recommended this object be set during initial system
setup.rw Enumeration .1.3.6.1.4.1.4998.1.1.15.3.5.6 |
cadUpchannelRtpsPiggybackEnableAllows piggybacking data requests when RTP bit'4' disabled
if set this object to true.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.5.7 |
cadUpchannelCaCertDropEnablePrevents storage of newly learned untrusted or invalid certificates
if set this object to true.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.5.8 |
cadUpchannelRangingTimingOffsetThis object controls TLV 46.8.2, an offset from the reference channel, to set the
Ranging Offset of the burst transmission for the new channel so that bursts
arrive at the expected mini-slots time at the CMTS. The units are (1/10.24MHz) = 97.65625 ns.
A negative value implies the Ranging Offset is to be decreased, resulting in later times of
transmission at the CM. The CMTS MUST include this TLV within the TCC when the Upstream
Channel Action is Add or Replace and Initialization Technique has a value of 2, 3 or 4.rw Integer32 (-512 .. 512) .1.3.6.1.4.1.4998.1.1.15.3.5.9 |
cadUpchannelRecoverImpairedOnAckThis parameter controls whether and how to attempt to recover
an US channel if it is impaired after receipt of a REG-ACK or
DBC-ACK. If set to attempt_indefinite_recovery, then if an
US is impaired, the E6000 attempts to recover the US channel
after receipt of the REG/DBC-ACK indefinitely. Note that
this object is an INTEGER instead of a TruthValue to allow
for other future values that may alter the method of recovery
of US channels that are impaired due to being reported as
impaired via a REG-ACK or DBC-ACK.rw Enumeration .1.3.6.1.4.1.4998.1.1.15.3.5.10 |
cadUpchannelDsaRspSidTlvOverrideWhen this object is set to true, CMTS will include the SID in Upstream Service Flow TLV 24.3
in a DSA-RSP and not include a SID cluster TLV for a US flow when the REG-RSP contains a SID cluster
TLV for Mx1 downstream bonded modems.rw TruthValue (SNMPv2-TC) .1.3.6.1.4.1.4998.1.1.15.3.5.11 |
cadUnicastPollingTableThis table contains the polling intervals used
by the unicast polling algorithm of the MapMaker.
This allows the MapMaker to adjust the polling for
a service flow based on the flow's priority and
data characteristics. SEQUENCE OF CadUnicastPollingEntry .1.3.6.1.4.1.4998.1.1.15.3.6 |
cadUnicastPollingEntryMatrix of polling intervals used for various flow priorities. CadUnicastPollingEntry .1.3.6.1.4.1.4998.1.1.15.3.6.1 |
cadUnicastPriorityAn index repesenting the DOCSIS service flow priority. Integer32 .1.3.6.1.4.1.4998.1.1.15.3.6.1.1 |
cadUnicastSlowPollIntervalThe slow poll interval repesents the worst cast latency for
the first message when traffic is just starting. Broadcast
opportunities should be used to help avoid this being hit.
A value of 0 disables all polling for this priority.rw Integer32 (0|2..1000) UNITS "tens of milliseconds" .1.3.6.1.4.1.4998.1.1.15.3.6.1.2 |
cadUnicastFastPollIntervalThe fast poll interval represents the polling rate desired
while traffic is flowing. A value of 0 disables fast pollingrw Integer32 (0|2..1000) UNITS "tens of milliseconds" .1.3.6.1.4.1.4998.1.1.15.3.6.1.3 |
cadUnicastFastPollTimeoutThe fast poll timeout represents the amount of time in fast
polling before transitioning back to slow polling. This is
expected to be used during call setup/teardown. A value of
0 sets the timeout to a single interval.rw Integer32 (0|2..5000) UNITS "tens of milliseconds" .1.3.6.1.4.1.4998.1.1.15.3.6.1.4 |
cadUpchannelConformance OBJECT IDENTIFIER .1.3.6.1.4.1.4998.1.1.15.3.7 |
cadUpchannelCompliances OBJECT IDENTIFIER .1.3.6.1.4.1.4998.1.1.15.3.7.1 |
cadUpchannelGroups OBJECT IDENTIFIER .1.3.6.1.4.1.4998.1.1.15.3.7.2 |