With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rttMonJitterStatsEntry
Round Trip Time Monitor Jitter Stats Entry
1.3.6.1.4.1.9.9.42.1.3.5.1
A list of objects which accumulate the results of a series of RTT operations over a 60 minute time period. This entry is created only if the rttMonCtrlAdminRttType is jitter. The operation of this table is same as that of rttMonStatsCaptureTable.
Back to CISCO-RTTMON-MIB MIB page.
IPHost Network monitor allows you to monitor rttMonJitterStatsEntry on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.