All MIBs › CISCO-CDP-MIB › cdpCacheLastChange
cdpCacheLastChange
Module: CISCO-CDP-MIB
OID (symbolic): CISCO-CDP-MIB::cdpCacheLastChange
OID (numeric): 1.3.6.1.4.1.9.9.23.1.2.1.1.24
Node type: OBJECT-TYPE
Type: TimeStamp
Access: read-only
Description: Indicates the time when this cache entry was last changed. This object is initialised to the current time when the entry gets created and updated to the current time whenever the value of any (other) object instance in the corresponding row is modified.
What is cdpCacheLastChange?
Records the sysUpTime timestamp of when this CDP neighbor cache entry was last created or modified, useful for detecting recent topology changes.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.9.9.23.1.2.1.1.24 snmpwalk -v2c -c public <target> CISCO-CDP-MIB::cdpCacheLastChange
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.9.9.23.1.2.1.1.24.1 snmpget -v2c -c public <target> CISCO-CDP-MIB::cdpCacheLastChange.1
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OID Breakdown
Upper-level ancestors (8 from the standard OID tree / other modules)
| Numeric OID | Name | Module |
|---|---|---|
| 1 | iso | LANART-AGENT |
| 1.3 | org | AirPair-MIB |
| 1.3.6 | dod | AirPair-MIB |
| 1.3.6.1 | internet | AirPair-MIB |
| 1.3.6.1.4 | private | AirPair-MIB |
| 1.3.6.1.4.1 | enterprises | AirPair-MIB |
| 1.3.6.1.4.1.9 | cisco | CAT2600-MIB |
| 1.3.6.1.4.1.9.9 | ciscoMgmt | CISCO-SMI |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.9.9.23 | ciscoCdpMIB | CISCO-CDP-MIB |
| 1.3.6.1.4.1.9.9.23.1 | ciscoCdpMIBObjects | CISCO-CDP-MIB |
| 1.3.6.1.4.1.9.9.23.1.2 | cdpCache | CISCO-CDP-MIB |
| 1.3.6.1.4.1.9.9.23.1.2.1 | cdpCacheTable | CISCO-CDP-MIB |
| 1.3.6.1.4.1.9.9.23.1.2.1.1 | cdpCacheEntry | CISCO-CDP-MIB |
| 1.3.6.1.4.1.9.9.23.1.2.1.1.24 | cdpCacheLastChange | CISCO-CDP-MIB |