With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccapAppIntfHTTPMinXferRate
Cisco Call Applications Application Interface HTTP Minimum Transfer Rate
1.3.6.1.4.1.9.9.146.1.6.8.1.12
Minimum transfer rate of all the transactions between call applications and this HTTP server, from the last reset.
Back to CISCO-CALL-APPLICATION-MIB MIB page.
IPHost Network monitor allows you to monitor ccapAppIntfHTTPMinXferRate 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.