With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csbCurrPeriodicStatsActiveE2EmergencyCalls
Cisco Session Border Curr Periodic Stats Active E2 Emergency Calls
1.3.6.1.4.1.9.9.657.1.3.1.28
This object indicates the number of calls through SBC that have been identified as emergency calls (by Number Analysis) and have used the e2 interface to obtain location information for the caller during this interval.
Back to CISCO-SESS-BORDER-CTRLR-CALL-STATS-MIB MIB page.
IPHost Network monitor allows you to monitor csbCurrPeriodicStatsActiveE2EmergencyCalls on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.