With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cpimExtMRouteNextHopJoinPruneTmr
cpim Ext M Route Next Hop Join Prune Tmr
1.3.6.1.4.1.9.10.120.1.1.5.1.5
The time remaining before the PIM router reverts to default operation on this interface. PIM-SM will cease forwarding, PIM-DM will resume forwarding.
Back to CISCO-IETF-PIM-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cpimExtMRouteNextHopJoinPruneTmr on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.