With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccmH323DevRmtCM1InetAddress
Cisco Call Manager H323 Device Remote CM1 Inet Address
1.3.6.1.4.1.9.9.156.1.11.1.1.26
This object identifies the first remote call manager DNS name or IP address configured for this H323 device. When there is no first remote call manager configured, this object contains an empty string. The type of address for this is identified by ccmH323DevRmtCM1InetAddressType.
Back to CISCO-CCM-MIB MIB page.
IPHost Network monitor allows you to monitor ccmH323DevRmtCM1InetAddress 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.