With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rttMonJitterStatsSum2PositivesDSHigh
Round Trip Time Monitor Jitter Stats Sum2 Positives DS High
1.3.6.1.4.1.9.9.42.1.3.5.1.27
The sum of squares of RTT's of all positive jitter values from packets sent from destination to source (high order 32 bits).
Back to CISCO-RTTMON-MIB MIB page.
IPHost Network monitor allows you to monitor rttMonJitterStatsSum2PositivesDSHigh on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.