With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
dmCacheGroup
Cisco Domain Management Cache Group
1.3.6.1.4.1.9.9.302.2.2.4
A collection of objects for displaying the Domain area information.
Back to CISCO-DM-MIB MIB page.
IPHost Network monitor allows you to monitor dmCacheGroup on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.