Try a universal device poller set up for the OID 126.96.36.199.188.8.131.52.184.108.40.206.2.1.2
Row 2 of this OID should totalOpen connections.
Specific Object Information Object cfwConnectionStatType OID 220.127.116.11.18.104.22.168.22.214.171.124.2.1.2 Type ConnectionStat
Permission not-accessible Status current MIB CISCO-FIREWALL-MIB ; - View Supporting Images Description "The state of the connections that this row contains
I have created the mib poller and associated with the AS 5520 and the poller is in Node Details but no information is showing up. I put the exact ODS in the poller.
That worked, thanks. I like the second column which shows highest number since last restart.