With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciscoIpMRouteRpFlag
cisco Ip M Route Rp Flag
1.3.6.1.4.1.9.10.2.1.1.2.1.17
Boolean, indicating whether there is a Prune state for this source along the shared tree.
Back to CISCO-IPMROUTE-MIB MIB page.
IPHost Network monitor allows you to monitor ciscoIpMRouteRpFlag 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.