With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csbSIPMthdRCHistoryStatsRespOut
Cisco Session Border SIP Mthd RC History Stats Resp Out
1.3.6.1.4.1.9.9.757.1.6.1.7
This object indicates the total SIP messages with this response code for this method sent on this SIP adjacency.
Back to CISCO-SESS-BORDER-CTRLR-STATS-MIB MIB page.
IPHost Network monitor allows you to monitor csbSIPMthdRCHistoryStatsRespOut 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.