All MIBs › LLDP-EXT-MED-MIB › lldpXMedTopologyChangeDetected
lldpXMedTopologyChangeDetected
Module: LLDP-EXT-MED-MIB
OID (symbolic): LLDP-EXT-MED-MIB::lldpXMedTopologyChangeDetected
OID (numeric): 1.0.8802.1.1.2.1.5.4795.0.1
Node type: NOTIFICATION-TYPE
Description:
A notification generated by the local device sensing a change in the topology that indicates that a new remote device attached to a local port, or a remote device disconnected or moved from one port to another.
Examples
Send this trap to an SNMP manager — replace <manager> with the IP or hostname of your monitoring server (SNMPv2c):
snmptrap -v2c -c public <manager> '' LLDP-EXT-MED-MIB::lldpXMedTopologyChangeDetected snmptrap -v2c -c public <manager> '' 1.0.8802.1.1.2.1.5.4795.0.1
Listen for incoming traps on the manager host (-f keeps it in the foreground, -Lo prints to stdout — useful for testing):
snmptrapd -f -Lo -c /dev/null authCommunity log public
Example snmptrapd log entry:
zoo11-linux.zoo [UDP: [192.168.30.111]:53287->[192.168.30.10]:162]: DISMAN-EVENT-MIB::sysUpTimeInstance = Timeticks: (373136935) 43 days, 4:29:29.35 SNMPv2-MIB::snmpTrapOID.0 = OID: LLDP-EXT-MED-MIB::lldpXMedTopologyChangeDetected
OID Breakdown
| Numeric OID | Name | Module |
|---|---|---|
| 1 | iso | LANART-AGENT |
| 1.0 | std | START-MIB |
| 1.0.8802 | iso8802 | START-MIB |
| 1.0.8802.1 | ieee802dot1 | START-MIB |
| 1.0.8802.1.1 | ieee802dot1mibs | START-MIB |
| 1.0.8802.1.1.2 | lldpMIB | LLDP-MIB |
| 1.0.8802.1.1.2.1 | lldpObjects | LLDP-MIB |
| 1.0.8802.1.1.2.1.5 | lldpExtensions | LLDP-MIB |
| 1.0.8802.1.1.2.1.5.4795 | lldpXMedMIB | LLDP-EXT-MED-MIB |
| 1.0.8802.1.1.2.1.5.4795.0 | lldpXMedNotifications | LLDP-EXT-MED-MIB |
| 1.0.8802.1.1.2.1.5.4795.0.1 | lldpXMedTopologyChangeDetected | LLDP-EXT-MED-MIB |