With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciscoCasaAffinityCacheGroup
cisco Casa Affinity Cache Group
1.3.6.1.4.1.9.9.122.3.2.3
CASA affinity cache objects.
Back to CISCO-CASA-MIB MIB page.
IPHost Network monitor allows you to monitor ciscoCasaAffinityCacheGroup 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.