Nortel-MsCarrier-MscPassport-GsmIwfMIB :: mscGsmCsVoiceLaw

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › Nortel-MsCarrier-MscPassport-GsmIwfMIB › mscGsmCsVoiceLaw

mscGsmCsVoiceLaw

Module: Nortel-MsCarrier-MscPassport-GsmIwfMIB

OID (symbolic): Nortel-MsCarrier-MscPassport-GsmIwfMIB::mscGsmCsVoiceLaw

OID (numeric): 1.3.6.1.4.1.562.36.2.1.127.100.1.5

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: This attribute specifies the voice law to be established for the IWF to Public Switched Telephone Network (PSTN) modem link for calls established by this GsmIwfCallServer. Valid values are: aLaw, a protocol for encoding voice-band audio, Pulse Code Modulation (PCM). muLaw, a protocol for encoding voice-band audio, PCM.

Note that this value must match the voice law used at the Mobile Services-switching Center (MSC) connected to this GsmIwfCallServer.

What is mscGsmCsVoiceLaw?

Read-write choice of aLaw(0, the default) or muLaw(1) PCM voice-law encoding for the IWF-to-PSTN modem link; it must match the voice law configured at the connected MSC or calls on this call server will fail.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.562.36.2.1.127.100.1.5
snmpwalk -v2c -c public <target> Nortel-MsCarrier-MscPassport-GsmIwfMIB::mscGsmCsVoiceLaw

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.562.36.2.1.127.100.1.5.1
snmpget -v2c -c public <target> Nortel-MsCarrier-MscPassport-GsmIwfMIB::mscGsmCsVoiceLaw.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.562.36.2.1.127.100.1.5.1 i <value>

Start monitoring Nortel Passport/MscCarrier WAN switch (GSM interworking function) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the Nortel-MsCarrier-MscPassport-GsmIwfMIB::mscGsmCsVoiceLaw OID value, configure state conditions and alerts, and monitor any Nortel Passport/MscCarrier WAN switch (GSM interworking function) from a single console.

OID Breakdown

Upper-level ancestors (10 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.562nortelCPM-NORTEL-MIB
1.3.6.1.4.1.562.36msCarrierNortel-MsCarrier-MscPassport-UsefulDefinitionsMIB
1.3.6.1.4.1.562.36.2mscPassportNortel-MsCarrier-MscPassport-UsefulDefinitionsMIB
1.3.6.1.4.1.562.36.2.1mscComponentsNortel-MsCarrier-MscPassport-UsefulDefinitionsMIB
Numeric OIDNameModule
1.3.6.1.4.1.562.36.2.1.127mscGsmCsNortel-MsCarrier-MscPassport-GsmIwfMIB
1.3.6.1.4.1.562.36.2.1.127.100mscGsmCsProvTableNortel-MsCarrier-MscPassport-GsmIwfMIB
1.3.6.1.4.1.562.36.2.1.127.100.1mscGsmCsProvEntryNortel-MsCarrier-MscPassport-GsmIwfMIB
1.3.6.1.4.1.562.36.2.1.127.100.1.5mscGsmCsVoiceLawNortel-MsCarrier-MscPassport-GsmIwfMIB