With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rttMonLatestRtpOperAvgOWSD
Cisco RTT Monitor Latest Rtp Operational Avg OWSD
1.3.6.1.4.1.9.9.42.1.5.3.1.20
Average one way latency value in source to destination direction.
Back to CISCO-RTTMON-RTP-MIB MIB page.
IPHost Network monitor allows you to monitor rttMonLatestRtpOperAvgOWSD on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.