With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cvaIfEMGroupRev2
cva If EM Group Rev2
1.3.6.1.4.1.9.9.62.3.2.7
The collection of objects providing information about the Cisco E&M trunk interface.
Back to CISCO-VOICE-ANALOG-IF-MIB MIB page.
IPHost Network monitor allows you to monitor cvaIfEMGroupRev2 on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.