With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccmeEphoneTot
Cisco Call Manager Express Ephone Total
1.3.6.1.4.1.9.9.439.1.2.2
Indicates the total number of Cisco IP phones (Ephones) seen by this device since the last reset.
Back to CISCO-CCME-MIB MIB page.
IPHost Network monitor allows you to monitor ccmeEphoneTot on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.