DEVBASE-MIB :: aniDevLanSubnetMask

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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aniDevLanSubnetMask

Module: DEVBASE-MIB

OID (symbolic): DEVBASE-MIB::aniDevLanSubnetMask

OID (numeric): 1.3.6.1.4.1.4325.2.1.3

Node type: OBJECT-TYPE

Type: IpAddress

Access: read-only

Description: The subnet mask of the device.

What is aniDevLanSubnetMask?

This value reports the subnet mask associated with the device's LAN IP address, which together with the address itself defines the size of the local network the device believes it's on. An admin checks this to verify the device's network configuration is correct, particularly when troubleshooting connectivity issues that might stem from a mismatched subnet mask. For example, a value of 255.255.255.0 tells the admin the device considers itself part of a /24 network.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4325.2.1.3
snmpwalk -v2c -c public <target> DEVBASE-MIB::aniDevLanSubnetMask

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4325.2.1.3.1
snmpget -v2c -c public <target> DEVBASE-MIB::aniDevLanSubnetMask.1

SNMPv3 example:

snmpget -v3 -l authPriv -u snmpv3-user -a SHA -A "AuthPassword1" -x AES -X "PrivPassword1" <target> aniDevLanSubnetMask.1

Start monitoring Aperto Networks BSU/SU fixed wireless unit (base info) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DEVBASE-MIB::aniDevLanSubnetMask OID value, configure state conditions and alerts, and monitor any Aperto Networks BSU/SU fixed wireless unit (base info) 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
1.3.6.1.4.1.4325aniANIROOT-MIB
1.3.6.1.4.1.4325.2deviceANIROOT-MIB
1.3.6.1.4.1.4325.2.1aniDevBaseANIROOT-MIB
Numeric OIDNameModule
1.3.6.1.4.1.4325.2.1.3aniDevLanSubnetMaskDEVBASE-MIB