Trying this plugin
https://exchange.nagios.org/directory/P ... co/details
Copied the check_snmp_cisco.sh to /usr/local/Nagios/libexec folder with proper permissions
From console
root@tgcs017:/usr/local/nagios/libexec# ./check_snmp_cisco.sh -H 10.2.8.4 -C public -i GigabitEthernet1/1/21 -w unknown -c down
MIB search path: /root/.snmp/mibs:/usr/share/snmp/mibs:/usr/share/snmp/mibs/iana:/usr/share/snmp/mibs/ietf:/usr/share/mibs/site:/usr/share/snmp/mibs:/usr/share/mibs/iana:/usr/share/mibs/ietf:/usr/share/mibs/netsnmp
Cannot find module (IF-MIB): At line 0 in (none)
IF-MIB::ifDescr: Unknown Object Identifier
Can not get Interface Status of port
any ideas?