Nortel-MsCarrier-MscPassport-VoiceMIB

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › Nortel-MsCarrier-MscPassport-VoiceMIB

Category: Nortel Passport WAN, Telephony and Voice

Description: Manages voice bearer channel provisioning, codec selection, and call quality on Nortel MsCarrier Passport switches.

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What Is Nortel-MsCarrier-MscPassport-VoiceMIB?

Nortel-MsCarrier-MscPassport-VoiceMIB manages voice bearer channel provisioning, codec selection, and call quality on Nortel MsCarrier Passport switches, covering the voice-service components carried over the packet/ATM backbone. It exposes RowStatus provisioning tables for voice service components (mscVs), customer identifier association data, and an interface entry table (mscVsIfEntryTable) tied to the underlying framer hardware. This gives it clear monitoring value for both software configuration and hardware status, letting operators confirm a voice bearer channel is active and correctly codec-provisioned, while mscVsFramer-related objects expose the health of the physical framer hardware carrying the voice traffic, helping distinguish a codec/configuration issue from a physical framer fault when call quality degrades. It follows the RowStatus/component conventions of the MsCarrier MscPassport MIB suite. It is deployed on MscPassport switches providing packetized/ATM-transported voice trunking services in carrier networks. Engineers can download the Nortel-MsCarrier-MscPassport-VoiceMIB file directly to load it into their MIB browser.

IPNetwork Monitor allows you to monitor SNMP objects defined in Nortel-MsCarrier-MscPassport-VoiceMIB. 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

  • Nortel MsCarrier Passport switch (packetized voice trunking)

Monitoring Examples

An operator investigating a customer's voice quality complaint polls mscVsIfEntryTable/mscVsIfEntryEntry for the affected voice service (mscVsIndex) to check framer status via mscVsFramer-related objects, ruling in or out a physical hardware cause. mscVsCidDataTable/mscVsCidDataEntry with mscVsCustomerIdentifier confirms the correct customer circuit is being examined, while mscVsRowStatusTable/mscVsRowStatusEntry confirms the bearer channel component itself is active and correctly configured.

What Can Be Monitored

  • voice bearer channel row status
  • codec/interface configuration
  • customer identifier per voice circuit
  • framer status
  • storage type
Imported Objects

From Nortel-MsCarrier-MscPassport-StandardTextualConventionsMIB

Counter32
DisplayString
Gauge32
Integer32
InterfaceIndex
RowStatus
StorageType
Unsigned32

From Nortel-MsCarrier-MscPassport-TextualConventionsMIB

AsciiString
EnterpriseDateAndTime
FixedPoint1
HexString
Link
NonReplicated
PassportCounter64

From Nortel-MsCarrier-MscPassport-UsefulDefinitionsMIB

mscComponentsOBJECT-IDENTITY
mscPassportMIBsOBJECT-IDENTITY

From RFC-1212

OBJECT-TYPE
OIDs

RFC description

Manages voice service components and channel characteristics for Nortel MscPassport systems.

Start monitoring Nortel MsCarrier Passport switches with a free 30-day trial of IPNetwork Monitor. Import MIBs, browse SNMP OIDs, create custom SNMP monitors, configure alerts, and monitor any SNMP-enabled network device from a single console.

Download Nortel-MsCarrier-MscPassport-VoiceMIB