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Notes On Snmp
Digging into SNMP results
Find which ID relates to a switch interface
$ snmpwalk -c public -v 2c HOSTNAME IF-MIB::ifDescr | grep "Ethernet111/1/38"
IF-MIB::ifDescr.527305024 = STRING: Ethernet111/1/38
Use that ID to determine the operational status of the port
$ snmpwalk -c public -v 2c HOSTNAME IF-MIB::ifOperStatus.527305024
IF-MIB::ifOperStatus.527305024 = INTEGER: down(2)
Use that id to find the administrative status of the port
$ snmpwalk -c public -v 2c HOSTNAME IF-MIB::ifAdminStatus.527305024
IF-MIB::ifAdminStatus.527305024 = INTEGER: up(1)