Wondering about SNMP Trap Hardening in Nagios? We can help you.
By default, the Nagios XI server will accept inbound SNMP v2 traps from any device. Nagios XI will not accept SNMP v3 traps unless the server specifically configures for SNMP v3 traps.
As part of our Server Management Services, we assist our customers with several Nagios queries.
Today, let us see how to harden the Nagios XI server to only accept SNMP traps from authorized sources.