With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
snaSessionGroup
sna Session Group
1.3.6.1.2.1.34.2.2.3
A collection of objects providing the instrumentation of SNA sessions.
Back to SNA-NAU-MIB MIB page.
IPHost Network monitor allows you to monitor snaSessionGroup 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.