Fib-sys :: fmSystemIPNetMask

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › Fib-sys › fmSystemIPNetMask

fmSystemIPNetMask

Module: Fib-sys

OID (symbolic): Fib-sys::fmSystemIPNetMask

OID (numeric): 1.3.6.1.4.1.22.51.1.1.8

Node type: OBJECT-TYPE

Type: IpAddress

Access: read-only

Description: IP Network Mask

What is fmSystemIPNetMask?

This is the runtime IP network mask configured on this card's agent. An admin reads this to confirm the subnet mask the card is currently operating with.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.22.51.1.1.8
snmpwalk -v2c -c public <target> Fib-sys::fmSystemIPNetMask

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.22.51.1.1.8.1
snmpget -v2c -c public <target> Fib-sys::fmSystemIPNetMask.1

Start monitoring Fibronics networking equipment (legacy trap-address learning table) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the Fib-sys::fmSystemIPNetMask OID value, configure state conditions and alerts, and monitor any Fibronics networking equipment (legacy trap-address learning table) 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
1.3.6.1.4.1.22spartacusCMU-MIB
1.3.6.1.4.1.22.51fm800EDB-snmp
1.3.6.1.4.1.22.51.1fmsystemEDB-snmp
1.3.6.1.4.1.22.51.1.1fmsystemrunEDB-snmp
Numeric OIDNameModule
1.3.6.1.4.1.22.51.1.1.8fmSystemIPNetMaskFib-sys