Nagios Support Forum

I am trying to monitor the different mail queues in my spam filter, I added the plugin Check_barracuda_queue.pl

I run the test command with the -H IP of the spam filter but get a SNMP query fiale dfor index: 1.3.6.1.4.1.2021.8.1.101.1. I am assuming that I needed to set something on the spam filter to allow the SNMP query but can't find anything. Still trying to learn Nagios so any assistance is appreciated.

Have you tried modifying the following line in the plugin from this:
to this:
as suggested in this post?