All MIBs › ARRIS-C3-MAC-MIB
Organization: Arris International
Last Updated: 2004-12-03
Category: DOCSIS and Cable, Vendor: ARRIS
Description: ARRIS C3 CMTS MAC layer management including CM registration and service flow control.
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What Is ARRIS-C3-MAC-MIB?
This is a vendor-specific MIB from ARRIS for the MAC-layer software on its Cadant C3 Cable Modem Termination System (CMTS), managing cable modem (CM) registration and DOCSIS service flow control. No sample objects were provided for this batch, but based on its description it would expose per-CM registration state and per-service-flow QoS/traffic tables analogous to the standard DOCS-IF-MIB family. Its monitoring relevance is both hardware and software status of the CMTS's cable interface: administrators would track cable modem registration/online state and service flow throughput to detect modems failing to register or service flows not meeting their QoS profile, which affects subscriber connectivity and bandwidth guarantees. It has a strong implicit dependency on the DOCSIS standard MIBs (DOCS-IF-MIB, DOCS-QOS-MIB) that define the underlying cable MAC domain model. It is deployed on ARRIS Cadant C3 CMTS headend equipment in cable broadband access networks. Engineers can download the ARRIS-C3-MAC-MIB file directly to load it into their MIB browser.
IPNetwork Monitor allows you to monitor SNMP objects defined in ARRIS-C3-MAC-MIB. Use the built-in SNMP Monitoring Browser to explore available variables, view their current values and descriptions, and select the objects you want to monitor. You can then create SNMP monitors, configure thresholds, and receive alerts when monitored values change.
Supported Devices
- ARRIS Cadant C3 Cable Modem Termination System (CMTS)
Monitoring Examples
No sample objects were provided for this MIB, so specific object names cannot be cited; conceptually an admin would poll cable modem registration state and per-service-flow QoS counters to detect a modem failing to come online or a service flow missing its committed bandwidth, but this cannot be grounded in real identifiers here.
This MIB depends on
Related MIBs
Imported Objects
From ARRIS-MIB
| cmtsC3 | OBJECT-IDENTITY |
From DOCS-IF-MIB
| TenthdB | |
| TenthdBmV |
From IF-MIB
| ifIndex | OBJECT-TYPE |
From SNMPv2-SMI
| Integer32 | |
| MODULE-IDENTITY | |
| OBJECT-TYPE | |
| Unsigned32 |
From SNMPv2-TC
| DisplayString | |
| RowStatus | |
| TEXTUAL-CONVENTION | |
| TimeInterval | |
| TruthValue |
OIDs
| OID symbolic | OID numeric | Type | Access | Description |
|---|---|---|---|---|
| cmtsC3MACMIB | 1.3.6.1.4.1.4115.1.4.3.6 | This MIB manages the MAC software on the Cadant C3 CMTS. | ||
| INT dcxMACCableAdvanceType | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1.2 | INTEGER | read-write | Cable Map Advance Type - 0 for Static, 1 for Dynamic. |
| U32 dcxMACCmOfflineAgingTime | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1.9 | Unsigned32 | read-write | Cable modem offline aging time in seconds. Minimum value is 1 hour. Maximum time before aging a modem is 10 days. Default value is 24 hours. |
| dcxMACCmtsMacEntry | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1 | not-accessible | dcxMACCmtsMacEntry | |
| DOC dcxMACCmtsMacMode | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1.1 | DocsisMacType | read-write | Indicates the mode in which the MAC is operating. A read to this value may return any of the modes defined by DocsisMacType. Only the modes docsis, euroDocsis and mixed may be written. When set to docsis or euroDocsis, all downstream and upstream channels in this MAC domain will be configured in DOCSIS or EuroDOCSIS mode respectively. When set to mixed, the downstream channels will be configured in DOCSIS and the upstream channels will be running in EuroDOCSIS mode. The value custom will be returned in a read operation if any of the underlying channels has been reconfigured in such a way that the MAC can not be described a docsis, euroDocsis or mixed. |
| dcxMACCmtsMacTable | 1.3.6.1.4.1.4115.1.4.3.6.1.1 | not-accessible | Additional columns for docsIfCmtsMacTable. An entry in this table exists for each ifEntry with an ifType of docsCableMaclayer(127). | |
| I32 dcxMACDownChannelAlpha | 1.3.6.1.4.1.4115.1.4.3.6.1.2.1.6 | Integer32 | read-only | The percentage of excess bandwidth for the channel. |
| I32 dcxMACDownChannelIfFrequency | 1.3.6.1.4.1.4115.1.4.3.6.1.2.1.3 | Integer32 | read-write | The IF frequency output by the modulator for this channel. |
| DOC dcxMACDownChannelMacMode | 1.3.6.1.4.1.4115.1.4.3.6.1.2.1.1 | DocsisMacType | read-write | Configures the downstream to DOCSIS or EuroDOCSIS. When dcxMACDownChannelWirelessMode is disabled, changes to this will impact the downstream annex type, modulation, symbol rate and interleaver. When wireless mode is enabled, only the annex type and interleaver will be changed. |
| I32 dcxMACDownChannelSymbolRate | 1.3.6.1.4.1.4115.1.4.3.6.1.2.1.5 | Integer32 | read-write | Sets the downstream symbol rate. |
| INT dcxMACDownChannelUpconverter | 1.3.6.1.4.1.4115.1.4.3.6.1.2.1.2 | INTEGER | read-write | Controls whether or not the internal upconverter is used. If set to internal, the downstream IF frequency will operate in read-only mode and will be configured internally by the CMTS based on the downstream channel configuration. If set to external, the IF frequency may be programmed to set the frequency supplied to an external upconverter via the IF output. In this mode, the downstream RF frequency and power will both return 0 when read. |
| INT dcxMACDownChannelWirelessMode | 1.3.6.1.4.1.4115.1.4.3.6.1.2.1.4 | INTEGER | read-write | Enabling this mode allows non-standard downstream modulations and symbol rates to be configured which are suitable when using the CMTS in a wireless application. Changes to dcxMACDownChannelMacMode when wireless mode is active will only impact the downstream annex type and interleaver settings. Modulation and symbol rates will only be affected when wireless mode is disabled. Disabling wireless mode will reset any non-standard modulation and symbol rates settings in order to restore a standard DOCSIS or EuroDOCSIS downstream. If a set to active fails, a license may be required to activate the feature. |
| dcxMACDownstreamChannelEntry | 1.3.6.1.4.1.4115.1.4.3.6.1.2.1 | not-accessible | dcxMACDownstreamChannelEntry | |
| dcxMACDownstreamChannelTable | 1.3.6.1.4.1.4115.1.4.3.6.1.2 | not-accessible | Additional columns for docsIfDownstreamChannelTable. An entry in this table exists for each ifEntry with an ifType of docsCableDownstream(128). | |
| U32 dcxMACFlapAgingTime | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1.4 | Unsigned32 | read-write | Cable Flap List Aging Time in seconds. |
| U32 dcxMACFlapInsertTime | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1.5 | Unsigned32 | read-write | Cable Flap List Insertion Time threshold in seconds. |
| U32 dcxMACFlapListSize | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1.8 | Unsigned32 | read-write | Cable Flap List Maximum Number of Entries. |
| U32 dcxMACFlapMissThresh | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1.6 | Unsigned32 | read-write | Cable Flap List Miss Threshold in misses. |
| dcxMACObjects | 1.3.6.1.4.1.4115.1.4.3.6.1 | |||
| U32 dcxMACPlantLength | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1.3 | Unsigned32 | read-write | Cable Plant Length (1-way) in kilometers. |
| dcxMACSharedSecretEntry | 1.3.6.1.4.1.4115.1.4.3.6.1.7.1 | not-accessible | dcxMACSharedSecretEntry | |
| I32 dcxMACSharedSecretId | 1.3.6.1.4.1.4115.1.4.3.6.1.7.1.1 | Integer32 | not-accessible | ID for the associated shared secret. |
| ROW dcxMACSharedSecretStatus | 1.3.6.1.4.1.4115.1.4.3.6.1.7.1.3 | RowStatus | read-create | Row status. |
| STR dcxMACSharedSecretStr | 1.3.6.1.4.1.4115.1.4.3.6.1.7.1.2 | DisplayString | read-create | This is the shared secret itself, which is considered write-only. It can be SET but when a GET operation is performed the value is not returned. |
| dcxMACSharedSecretTable | 1.3.6.1.4.1.4115.1.4.3.6.1.7 | not-accessible | Set up shared secrets for this DOCSIS MAC Interface | |
| dcxMACSpectralMgtActionEntry | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1 | not-accessible | Describes a single spectral management action, assigned to one or more spectral management triggers. | |
| dcxMACSpectralMgtActionTable | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2 | not-accessible | Describes the spectral management actions assigned to one or more spectral managment triggers. | |
| dcxMACSpectralMgtObjects | 1.3.6.1.4.1.4115.1.4.3.6.1.6 | |||
| dcxMACSpectralMgtTriggerEntry | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1 | not-accessible | Describes a single spectral management trigger, available for use by one or more upstream channels or spectral groups. | |
| dcxMACSpectralMgtTriggerTable | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1 | not-accessible | Describes the spectral management triggers assigned to one or more upstream groups or channels. Entries are grouped by dcxMACSpMgtTriggerIndex, with each group assigned to one or more upstream channels or groups. | |
| U32 dcxMACSpMgtActionIndex | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.1 | Unsigned32 | not-accessible | An index into the spectral managment actions table used to assign actions to spectral management triggers. |
| I32 dcxMACSpMgtActionParam1 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.3 | Integer32 | read-create | Parameter dependent on action type. |
| I32 dcxMACSpMgtActionParam2 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.4 | Integer32 | read-create | Parameter dependent on action type. |
| I32 dcxMACSpMgtActionParam3 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.5 | Integer32 | read-create | Parameter dependent on action type. |
| I32 dcxMACSpMgtActionParam4 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.6 | Integer32 | read-create | Parameter dependent on action type. |
| I32 dcxMACSpMgtActionParam5 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.7 | Integer32 | read-create | Parameter dependent on action type. |
| I32 dcxMACSpMgtActionParam6 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.8 | Integer32 | read-create | Parameter dependent on action type. |
| I32 dcxMACSpMgtActionParam7 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.9 | Integer32 | read-create | Parameter dependent on action type. |
| I32 dcxMACSpMgtActionParam8 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.10 | Integer32 | read-create | Parameter dependent on action type. |
| ROW dcxMACSpMgtActionStatus | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.11 | RowStatus | read-create | Used to create and control the status of entries in this table. |
| I32 dcxMACSpMgtActionType | 1.3.6.1.4.1.4115.1.4.3.6.1.6.2.1.2 | Integer32 | read-create | Identifies the action type represented by this entry. |
| U32 dcxMACSpMgtTriggerAction | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.4 | Unsigned32 | read-create | An index into the spectral management action table, identical to dcxMACSpMgtActionIndex in that table, identifying the action to take if this trigger is invoked. Returns 0 if there is no action associated with this trigger. |
| U32 dcxMACSpMgtTriggerIndex | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.1 | Unsigned32 | not-accessible | An index into the spectral managment trigger table representing a group of triggers, all assigned to the same upstream channel or spectral group. |
| U32 dcxMACSpMgtTriggerNumber | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.2 | Unsigned32 | not-accessible | An index into the spectral managment trigger table which, when grouped with other triggers with the same trigger index fully describe the spectral mangement triggers assigned to the same upstream channel or spectral group. |
| I32 dcxMACSpMgtTriggerParam1 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.5 | Integer32 | read-create | Parameter dependent on trigger type. |
| I32 dcxMACSpMgtTriggerParam2 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.6 | Integer32 | read-create | Parameter dependent on trigger type. |
| I32 dcxMACSpMgtTriggerParam3 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.7 | Integer32 | read-create | Parameter dependent on trigger type. |
| I32 dcxMACSpMgtTriggerParam4 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.8 | Integer32 | read-create | Parameter dependent on trigger type. |
| I32 dcxMACSpMgtTriggerParam5 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.9 | Integer32 | read-create | Parameter dependent on trigger type. |
| I32 dcxMACSpMgtTriggerParam6 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.10 | Integer32 | read-create | Parameter dependent on trigger type. |
| I32 dcxMACSpMgtTriggerParam7 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.11 | Integer32 | read-create | Parameter dependent on trigger type. |
| I32 dcxMACSpMgtTriggerParam8 | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.12 | Integer32 | read-create | Parameter dependent on trigger type. |
| ROW dcxMACSpMgtTriggerStatus | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.13 | RowStatus | read-create | Used to create and control the status of entries in this table. |
| I32 dcxMACSpMgtTriggerType | 1.3.6.1.4.1.4115.1.4.3.6.1.6.1.1.3 | Integer32 | read-create | Identifies the trigger type represented by this entry. |
| U32 dcxMACUccMaxFailedAttempts | 1.3.6.1.4.1.4115.1.4.3.6.1.1.1.10 | Unsigned32 | read-write | Maximum number of consecutive failed channel change attempts that a modem is allowed before the CMTS decides to no longer use the modem for load balancing purposes. If a modem successfully completes a channel change before the maximum number of attempts is reached, the number of consecutive failed attempts for the modem is reset. A value of 0 indicates no limit. |
| TEN dcxMACUpChannelAmpAttenuation | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.2 | TenthdBmV | read-write | The amplifier attenuation level for this logical channel. |
| T/F dcxMACUpChannelConcatenation | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.11 | TruthValue | read-write | Enables or disables the use of packet concatenation by Cable Modems on this logical channel. |
| INT dcxMACUpChannelExtendedFrequencyErrorDetect | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.19 | INTEGER | read-write | Offsets in carrier frequency in the modem are corrected by the CMTS during ranging. Typically most if not all off the frequency error is removed in the initial ranging response with incremental changes removed during periodic ranging. If large frequency offsets are expected during initial or periodic ranging, this value may be configured to provide extended frequency offset detection and correction. |
| U32 dcxMACUpChannelGroupId | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.4 | Unsigned32 | read-write | The group ID for this logical channel used to associate it with other upsteams on the same physical network. The group ID is an index into the dcxMACUpstreamGroupTable which defines common parameters for grouped upsteams. Upstreams do not have to be grouped and there may be more than one group on the same physical network. Spatially diverse upstreams should not have the same group ID. |
| TEN dcxMACUpChannelHighPowerOffset | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.14 | TenthdBmV | read-write | The maximum power offset of a burst above the nominal input power to the CMTS that will not cause a RNG-RSP with status continue. Valid range is from +1 dBmV to +10 dBmV in 1 dB increments. |
| INT dcxMACUpChannelImpulseMitigation | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.16 | INTEGER | read-write | Enables or disables impulse noise mitigation for this logical channel. |
| INT dcxMACUpChannelIngressCancellation | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.3 | INTEGER | read-write | Sets the ingress noise cancellation mode for this logical channel. Not all modes may be valid for a given logical channel configuration or hardware. |
| U32 dcxMACUpChannelInitialRangingDelay | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.23 | Unsigned32 | read-write | The number of extra microseconds to allow in a broadcast IUC3 grant to compensate for modems that perform initial ranging later than expected. |
| INT dcxMACUpChannelInputPowerMode | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.7 | INTEGER | read-write | The receiver input power mode for this logical channel. In fixed mode the input power to the demodulator will remain fixed across symbol rate changes. In automatic mode the demodulator may vary the input power for optimal performance. |
| U32 dcxMACUpChannelLogC3SnrTimeconstant | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.20 | Unsigned32 | read-write | The averaging timeconstant used to calculate the per-logical channel MIB variable dcxMACUpChannelSignalNoise. The averaging uses a logarithmic scale, so that the actual timeconstant used is 2^X, where X is the value configured for this object. Increasing the value of X increases the degree to which the SNR results are averaged over time, and reduces the sensitivity of the reported channel SNR to local oscillations in signal quality. Averaging can effectively be disabled by setting this object to 0 |
| U32 dcxMACUpChannelLogSnrAveTimeconstant | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.15 | Unsigned32 | read-write | The averaging timeconstant used to calculate the per-logical channel MIB variable docsIfSigQSignalNoise. The averaging uses a logarithmic scale, so that the actual timeconstant used is 2^X, where X is the value configured for this object. Increasing the value of X increases the degree to which the SNR results are averaged over time, and reduces the sensitivity of the reported channel SNR to local oscillations in signal quality. Averaging can effectively be disabled by setting this object to 0 |
| TEN dcxMACUpChannelLowPowerOffset | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.13 | TenthdBmV | read-write | The maximum power offset of a burst below the nominal input power to the CMTS that will not cause a RNG-RSP with status continue. Valid range is from -10 dBmV to -1 dBmV in 1 dB increments. |
| DOC dcxMACUpChannelMacMode | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.1 | DocsisMacType | read-write | Indicates the mode in which this upstream is operating. A read or write to this may consist only of the values docsis or euroDocsis. |
| U32 dcxMACUpChannelMaxCmMapProcTime | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.10 | Unsigned32 | read-write | The maximum time in microseconds allowed for modems on this logical channel to process the Upstream Bandwidth Allocation MAP. |
| U32 dcxMACUpChannelNrngPreambleGuardSymbols | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.18 | Unsigned32 | read-write | Number of guard symbols before the preamble pilot pattern for non-ranging bursts. Guard symbols may help the receiver to mitigate the effects of ISI and\or help with the detection of bursts with an early arrival time |
| NUM dcxMACUpChannelPeriodicPollInterval | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.6 | TimeInterval | read-write | The periodic station maintanance interval on this logical channel. |
| U32 dcxMACUpChannelPlantLength | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.9 | Unsigned32 | read-write | The cable length in km to the most distant CM on this logical upstream. |
| TEN dcxMACUpChannelPower | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.8 | TenthdBmV | read-write | The nominal receiver input power for this logical channel. |
| U32 dcxMACUpChannelRngPreambleGuardSymbols | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.17 | Unsigned32 | read-write | Number of guard symbols before the preamble pilot pattern for ranging bursts. Guard symbols may help the receiver to mitigate the effects of ISI and\or help with the detection of bursts with an early arrival time |
| T/F dcxMACUpChannelSafeConfig | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.22 | TruthValue | read-write | If true, MIB SETs which would cause this logical channel to go offline will return a failure |
| NUM dcxMACUpChannelShortPollInterval | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.5 | TimeInterval | read-write | The short interval for initial unicast maintanance on this logical channel. |
| TEN dcxMACUpChannelSignalNoise | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.21 | TenthdB | read-only | A measurement of the average signal/noise ratio for the logical upstream. The averaging may be controlled using the dcxMACUpChannelLogC3SnrTimeconstant variable |
| U32 dcxMACUpChannelSpMgtTriggerIndex | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1.12 | Unsigned32 | read-write | An index into spectral management trigger table, identical to dcxMACSpMgtTriggerIndex in that table. All entries with the same value of dcxMACSpMgtTriggerIndex form a trigger group all assigned to the same logical upstream channel or group. Returns 0 if there are no triggers assigned to this logical channel. |
| dcxMACUpstreamChannelEntry | 1.3.6.1.4.1.4115.1.4.3.6.1.3.1 | not-accessible | dcxMACUpstreamChannelEntry | |
| dcxMACUpstreamChannelTable | 1.3.6.1.4.1.4115.1.4.3.6.1.3 | not-accessible | Additional columns for docsIfUpstreamChannelTable. An entry in this table exists for each ifEntry with an ifType of docsCableUpstream(129). | |
| dcxMACUpstreamFrequencyEntry | 1.3.6.1.4.1.4115.1.4.3.6.1.5.1 | not-accessible | Describes a single contiguous region of upstream spectrum, available for use by one or more upstream spectral groups. | |
| U32 dcxMACUpstreamFrequencyIndex | 1.3.6.1.4.1.4115.1.4.3.6.1.5.1.1 | Unsigned32 | not-accessible | An index into the upstream frequency table representing a group of spectral regions, all associated with the same upstream spectral group. |
| U32 dcxMACUpstreamFrequencyRegion | 1.3.6.1.4.1.4115.1.4.3.6.1.5.1.2 | Unsigned32 | not-accessible | An index into the upstream frequency table which, when grouped with other frequency regions with the same frequency index fully describe the upstream frequency spectrum available for use by a given spectral group. |
| I32 dcxMACUpstreamFrequencyStart | 1.3.6.1.4.1.4115.1.4.3.6.1.5.1.3 | Integer32 | read-create | The start frequency for this upstream spectral region. |
| ROW dcxMACUpstreamFrequencyStatus | 1.3.6.1.4.1.4115.1.4.3.6.1.5.1.5 | RowStatus | read-create | Used to create entries in this table. |
| I32 dcxMACUpstreamFrequencyStop | 1.3.6.1.4.1.4115.1.4.3.6.1.5.1.4 | Integer32 | read-create | The stop frequency for this upstream spectral region. |
| dcxMACUpstreamFrequencyTable | 1.3.6.1.4.1.4115.1.4.3.6.1.5 | not-accessible | Describes the upstream spectrum available for use by one or more upstream groups. Entries are grouped by dcxMACUpstreamFrequencyIndex, with each group assigned to one or more upstream groups. | |
| dcxMACUpstreamGroupEntry | 1.3.6.1.4.1.4115.1.4.3.6.1.4.1 | not-accessible | dcxMACUpstreamGroupEntry | |
| U32 dcxMACUpstreamGroupFrequencyIndex | 1.3.6.1.4.1.4115.1.4.3.6.1.4.1.4 | Unsigned32 | read-create | An index into upstream frequency table, identical to dcxMACUpstreamFrequencyIndex in that table. All entries with the same value of dcxMACUpstreamFrequencyIndex form a spectral frequency group all assigned to the same upstream group. Returns 0 if there are no triggers assigned to this group. |
| U32 dcxMACUpstreamGroupId | 1.3.6.1.4.1.4115.1.4.3.6.1.4.1.1 | Unsigned32 | not-accessible | The ID for this group. |
| INT dcxMACUpstreamGroupLoadBalancing | 1.3.6.1.4.1.4115.1.4.3.6.1.4.1.3 | INTEGER | read-create | Configures upstream load balancing for the group. Options are: none, initialNumeric, periodic. If set to none, no load balancing will be performed. If set to initialNumeric, the CMTS may redirect modems to other active upstream channels in the same group by setting the upstream channel ID override in the RNG-RSP at any time up to the point where the modem successfully completes periodic ranging. Once a modem has completed ranging it must be reset before it may be moved to another upstream. The modems in a group will be distributed evenly and numerically across the active channels in the group. When a modems performs initial ranging, it will be sent to the upsteam with the least number of active modems if the number of active modems on the current upsteam is greater than the average number of modems per upsteam in the group. All channels are treated equally when calculating loads. If a modem fails to range on the desired channel following a ranging overide, it will be allowed to remain on the channel on which it next performs initial ranging. If set to periodic, modems will be numerically distributed during initial ranging and then selectively moved after registration using UCC. Periodic load balancing will attempt to distribute the modems to maintain even bandwidth utilization across the channels in a group. |
| OCT dcxMACUpstreamGroupName | 1.3.6.1.4.1.4115.1.4.3.6.1.4.1.2 | OCTET STRING | read-create | The name associated with this group |
| U32 dcxMACUpstreamGroupSpMgtTriggerIndex | 1.3.6.1.4.1.4115.1.4.3.6.1.4.1.5 | Unsigned32 | read-create | An index into spectral management trigger table, identical to dcxMACSpMgtTriggerIndex in that table. All entries with the same value of dcxMACSpMgtTriggerIndex form a trigger group all assigned to the same upstream group or channel. Returns 0 if there are no triggers assigned to this group. |
| ROW dcxMACUpstreamGroupStatus | 1.3.6.1.4.1.4115.1.4.3.6.1.4.1.6 | RowStatus | read-create | Used to create rows in this table |
| dcxMACUpstreamGroupTable | 1.3.6.1.4.1.4115.1.4.3.6.1.4 | not-accessible | Entries containing definitions for group IDs that can be associated with an upstream channel. |
RFC description
MAC layer software management for Arris Cadant C3 cable modem termination systems.
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