With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cpimExtBidirDFStateTimer
cpim Ext Bidir DF State Timer
1.3.6.1.4.1.9.10.120.1.1.6.1.9
The time remaining before for which the router expires the current DF state represented by cpimExtBidirDFState.
Back to CISCO-IETF-PIM-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cpimExtBidirDFStateTimer on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.