FOUNDRY-SN-SWITCH-GROUP-MIB :: snVLanByIpSubnetChassisDynamicMask

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsFOUNDRY-SN-SWITCH-GROUP-MIBsnVLanByIpSubnetChassisDynamicMask

snVLanByIpSubnetChassisDynamicMask

Module: FOUNDRY-SN-SWITCH-GROUP-MIB

OID (symbolic): FOUNDRY-SN-SWITCH-GROUP-MIB::snVLanByIpSubnetChassisDynamicMask

OID (numeric): 1.3.6.1.4.1.1991.1.1.3.2.3.1.12

Node type: OBJECT-TYPE

Type: OCTET STRING

Access: read-only

Description: The Chassis VLAN By Subnet active port membership. (It was obsoleted after release 07100, replaced by snVLanByIpSubnetDynamicPortList)

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.1991.1.1.3.2.3.1.12
snmpwalk -v2c -c public <target> FOUNDRY-SN-SWITCH-GROUP-MIB::snVLanByIpSubnetChassisDynamicMask

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.1991.1.1.3.2.3.1.12.1
snmpget -v2c -c public <target> FOUNDRY-SN-SWITCH-GROUP-MIB::snVLanByIpSubnetChassisDynamicMask.1

Start monitoring Brocade/Foundry FastIron/BigIron Ethernet switch (VLAN/FDB/STP) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the FOUNDRY-SN-SWITCH-GROUP-MIB::snVLanByIpSubnetChassisDynamicMask OID value, configure state conditions and alerts, and monitor any Brocade/Foundry FastIron/BigIron Ethernet switch (VLAN/FDB/STP) 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
1.3.6.1.4.1.1991foundryFOUNDRY-SN-ROOT-MIB
1.3.6.1.4.1.1991.1productsFOUNDRY-SN-ROOT-MIB
1.3.6.1.4.1.1991.1.1switchFOUNDRY-SN-ROOT-MIB
1.3.6.1.4.1.1991.1.1.3snSwitchFOUNDRY-SN-ROOT-MIB
Numeric OIDNameModule
1.3.6.1.4.1.1991.1.1.3.2snVLanInfoFOUNDRY-SN-SWITCH-GROUP-MIB
1.3.6.1.4.1.1991.1.1.3.2.3snVLanByIpSubnetTableFOUNDRY-SN-SWITCH-GROUP-MIB
1.3.6.1.4.1.1991.1.1.3.2.3.1snVLanByIpSubnetEntryFOUNDRY-SN-SWITCH-GROUP-MIB
1.3.6.1.4.1.1991.1.1.3.2.3.1.12snVLanByIpSubnetChassisDynamicMaskFOUNDRY-SN-SWITCH-GROUP-MIB