With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rmIfScRcacResultNumAdmit
Cisco Resource Management If Service Category Resource Allocation Result Number Admit
1.3.6.1.4.1.9.10.10.1.5.1.1.1
The number of successful resource allocation requests for this interface.
Back to CISCO-ATM-RM-MIB MIB page.
IPHost Network monitor allows you to monitor rmIfScRcacResultNumAdmit 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.