With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
h225RasStatsResourceAvailConOuts
Cisco H255 Ras Stats Resource Avail Con Outs
1.3.6.1.4.1.9.9.397.1.2.1.40
The number of Resource Availability Indication confirmations sent by this entity.
Back to CISCO-H225-MIB MIB page.
IPHost Network monitor allows you to monitor h225RasStatsResourceAvailConOuts on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.