AC-PSTN-MIB :: acTrunkISDNDpnssNumVirtualChannels

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsAC-PSTN-MIBacTrunkISDNDpnssNumVirtualChannels

acTrunkISDNDpnssNumVirtualChannels

Module: AC-PSTN-MIB

OID (symbolic): AC-PSTN-MIB::acTrunkISDNDpnssNumVirtualChannels

OID (numeric): 1.3.6.1.4.1.5003.9.10.9.1.1.3.3.1.1.3

Node type: OBJECT-TYPE

Type: Unsigned32

Access: read-write

Description: This parameter is relevant only to protocol ISDN DPNSS. Defines the number of virtual channels. Default value is 30. Valid range 0 to 30. Access: Online. AC INI-Param: DPNSSNumVirtualChannels

What is acTrunkISDNDpnssNumVirtualChannels?

This unsigned 8-bit value (0-30) defines virtual channel count for DPNSS virtual circuit simulation capabilities. Engineers configure this to enable call queuing and overflow handling beyond physical channel limits. Setting 10 virtual channels allows 10 calls to queue when all real channels are busy.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.5003.9.10.9.1.1.3.3.1.1.3
snmpwalk -v2c -c public <target> AC-PSTN-MIB::acTrunkISDNDpnssNumVirtualChannels

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.5003.9.10.9.1.1.3.3.1.1.3.1
snmpget -v2c -c public <target> AC-PSTN-MIB::acTrunkISDNDpnssNumVirtualChannels.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.5003.9.10.9.1.1.3.3.1.1.3.1 i <value>

Start monitoring AudioCodes Mediant-series gateways with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the AC-PSTN-MIB::acTrunkISDNDpnssNumVirtualChannels OID value, configure state conditions and alerts, and monitor any AudioCodes Mediant-series gateways from a single console.

OID Breakdown

Upper-level ancestors (9 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
1.3.6.1.4.1.5003audioCodesAC-ATM-MIB
1.3.6.1.4.1.5003.9acProductsAC-ATM-MIB
1.3.6.1.4.1.5003.9.10acBoardMibsAC-ATM-MIB
Numeric OIDNameModule
1.3.6.1.4.1.5003.9.10.9acPSTNAC-PSTN-MIB
1.3.6.1.4.1.5003.9.10.9.1acPSTNConfigurationAC-PSTN-MIB
1.3.6.1.4.1.5003.9.10.9.1.1acTrunkConfigAC-PSTN-MIB
1.3.6.1.4.1.5003.9.10.9.1.1.3acTrunkISDNAC-PSTN-MIB
1.3.6.1.4.1.5003.9.10.9.1.1.3.3acTrunkISDNDpnssAC-PSTN-MIB
1.3.6.1.4.1.5003.9.10.9.1.1.3.3.1acTrunkISDNDpnssTableAC-PSTN-MIB
1.3.6.1.4.1.5003.9.10.9.1.1.3.3.1.1acTrunkISDNDpnssEntryAC-PSTN-MIB
1.3.6.1.4.1.5003.9.10.9.1.1.3.3.1.1.3acTrunkISDNDpnssNumVirtualChannelsAC-PSTN-MIB