INTEL-ES400-MIB :: es400ChassisAlarmTopologyChange

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › INTEL-ES400-MIB › es400ChassisAlarmTopologyChange

es400ChassisAlarmTopologyChange

Module: INTEL-ES400-MIB

OID (symbolic): INTEL-ES400-MIB::es400ChassisAlarmTopologyChange

OID (numeric): 1.3.6.1.4.1.343.6.17.2.3.3

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: This object determine to send a trap or not when the switch topology was changed. If the object is enabled(3), the topologyChange trap is sent by the device when any of its configured ports transitions from the Learning state to the Forwarding state, or from the Forwarding state to the Blocking state. For the same port tranition, the device doesn't send the trap if this object value is disabled or other.

What is es400ChassisAlarmTopologyChange?

Enables or disables sending a trap when the STP topology changes, i.e. when a port transitions between Learning/Forwarding/Blocking states.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.343.6.17.2.3.3
snmpwalk -v2c -c public <target> INTEL-ES400-MIB::es400ChassisAlarmTopologyChange

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.343.6.17.2.3.3.1
snmpget -v2c -c public <target> INTEL-ES400-MIB::es400ChassisAlarmTopologyChange.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.343.6.17.2.3.3.1 i <value>

Start monitoring Intel Express 400 series stackable Ethernet switch with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the INTEL-ES400-MIB::es400ChassisAlarmTopologyChange OID value, configure state conditions and alerts, and monitor any Intel Express 400 series stackable Ethernet switch from a single console.

OID Breakdown

Upper-level ancestors (8 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
1.3.6.1.4.1.343intelAOLAN-MIB
1.3.6.1.4.1.343.6mib2extEXPRESSGS-MIB
Numeric OIDNameModule
1.3.6.1.4.1.343.6.17es400INTEL-ES400-MIB
1.3.6.1.4.1.343.6.17.2es400ChassisINTEL-ES400-MIB
1.3.6.1.4.1.343.6.17.2.3es400ChassisAlarmINTEL-ES400-MIB
1.3.6.1.4.1.343.6.17.2.3.3es400ChassisAlarmTopologyChangeINTEL-ES400-MIB