With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
x21portSvcInUse
x21port Svc In Use
1.3.6.1.4.1.351.110.5.1.1.1.3.1.1.10
This represents port SVC in use.
Back to CISCO-WAN-FR-X21-MIB MIB page.
IPHost Network monitor allows you to monitor x21portSvcInUse on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.
