Usr-bridge-MIB :: usrBRBaseAgingTime

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › Usr-bridge-MIB › usrBRBaseAgingTime

usrBRBaseAgingTime

Module: Usr-bridge-MIB

OID (symbolic): Usr-bridge-MIB::usrBRBaseAgingTime

OID (numeric): 1.3.6.1.4.1.429.4.14.1.5

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: The timeout period in seconds for aging out dynamically learned forwarding information. 802.1D-1990 recommends a default of 300 seconds.

What is usrBRBaseAgingTime?

This sets, in seconds (10-1000000), how long a dynamically learned MAC forwarding-table entry is kept before being aged out if no further traffic is seen from that address; 802.1D-1990 recommends a default of 300 seconds, and admins shorten it on networks with frequent device moves to keep the table current faster.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.429.4.14.1.5
snmpwalk -v2c -c public <target> Usr-bridge-MIB::usrBRBaseAgingTime

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.429.4.14.1.5.1
snmpget -v2c -c public <target> Usr-bridge-MIB::usrBRBaseAgingTime.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.429.4.14.1.5.1 i <value>

Start monitoring CommWorks/3Com remote access routers, U.S. Robotics access concentrators (spanning-tree/port-forwarding status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the Usr-bridge-MIB::usrBRBaseAgingTime OID value, configure state conditions and alerts, and monitor any CommWorks/3Com remote access routers, U.S. Robotics access concentrators (spanning-tree/port-forwarding status) 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
1.3.6.1.4.1.429usrANIC-MIB
1.3.6.1.4.1.429.4commonHDR2-MIB
1.3.6.1.4.1.429.4.14usrBridgeUSR-DEFINITIONS-MIB
Numeric OIDNameModule
1.3.6.1.4.1.429.4.14.1usrBRBaseUsr-bridge-MIB
1.3.6.1.4.1.429.4.14.1.5usrBRBaseAgingTimeUsr-bridge-MIB