INTERFACES-MIB :: dbuISDNDDNUM

MIB Reference — IPNetwork Monitor · Updated October 02, 2026

All MIBs › INTERFACES-MIB › dbuISDNDDNUM

dbuISDNDDNUM

Module: INTERFACES-MIB

OID (symbolic): INTERFACES-MIB::dbuISDNDDNUM

OID (numeric): 1.3.6.1.4.1.425.8.2.1.1.23

Node type: OBJECT-TYPE

Type: DisplayString

Access: read-write

Description: Specifies the Data Directory Number for the ISDN DBU.

What is dbuISDNDDNUM?

Data Directory Number (up to 20 characters) for the ISDN dial backup unit, the number that identifies the data line on the ISDN service. Enter the number supplied by your ISDN provider.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.425.8.2.1.1.23
snmpwalk -v2c -c public <target> INTERFACES-MIB::dbuISDNDDNUM

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.425.8.2.1.1.23.1
snmpget -v2c -c public <target> INTERFACES-MIB::dbuISDNDDNUM.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.425.8.2.1.1.23.1 s <value>

Start monitoring Networking equipment with auxiliary dial-up/management port (txport device tree) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the INTERFACES-MIB::dbuISDNDDNUM OID value, configure state conditions and alerts, and monitor any Networking equipment with auxiliary dial-up/management port (txport device tree) from a single console.

OID Breakdown

Upper-level ancestors (6 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
Numeric OIDNameModule
1.3.6.1.4.1.425txportINTERFACES-MIB
1.3.6.1.4.1.425.8tinterfacesINTERFACES-MIB
1.3.6.1.4.1.425.8.2dbuINTERFACES-MIB
1.3.6.1.4.1.425.8.2.1dbuConfigTableINTERFACES-MIB
1.3.6.1.4.1.425.8.2.1.1dbuConfigTableEntryINTERFACES-MIB
1.3.6.1.4.1.425.8.2.1.1.23dbuISDNDDNUMINTERFACES-MIB