With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cccaPgAgentsLoggedOn
Cisco Contact Center Applications Pg Agents Logged On
1.3.6.1.4.1.9.9.473.1.3.5.1.8
The agents logged On object shows the number of agents associated with this peripheral gateway that are currently logged on and are being managed/monitored by this peripheral gateway.
Back to CISCO-CONTACT-CENTER-APPS-MIB MIB page.
IPHost Network monitor allows you to monitor cccaPgAgentsLoggedOn 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.