With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmedxGatewayStatsEntry
cmedx Gateway Stats Entry
1.3.6.1.4.1.9.10.104.1.2.1.1
Entry holding statistics about a group of media Gateway/signaling link pair
Back to CISCO-MEGACO-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cmedxGatewayStatsEntry on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.