With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
crcSpanSessionEgressModeTable
crc Span Session Egress Mode Table
1.3.6.1.4.1.9.9.103.1.5.2
A table containing operational SPAN egress packet replication mode for each SPAN session. A row is created for each SPAN session that is capable of monitoring egress traffic in a device.
Back to CISCO-RMON-CONFIG-MIB MIB page.
IPHost Network monitor allows you to monitor crcSpanSessionEgressModeTable 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.