With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rttMonLatestRtpOperRTT
Cisco RTT Monitor Latest Rtp Operational RTT
1.3.6.1.4.1.9.9.42.1.5.3.1.1
Round trip time for RTP packet.
Back to CISCO-RTTMON-RTP-MIB MIB page.
IPHost Network monitor allows you to monitor rttMonLatestRtpOperRTT 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.