With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
catmPrevDownPVclRangeStart
Cisco ATM Previous Down PVcl Range Start
1.3.6.1.4.1.9.10.97.1.14.1.5
The time stamp at which the first atmVclOperStatus is detected as Down on any of the PVCLs in the range in the previous catmIntfPvcDownTrap notification.
Back to CISCO-ATM-PVCTRAP-EXTN-MIB MIB page.
IPHost Network monitor allows you to monitor catmPrevDownPVclRangeStart on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.