With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdot3OamLoopbackGroup
Cisco DOT3 Oam Loopback Group
1.3.6.1.4.1.9.10.136.2.1.4
A collection of objects for controlling the OAM remote loopback function.
Back to CISCO-DOT3-OAM-MIB MIB page.
IPHost Network monitor allows you to monitor cdot3OamLoopbackGroup 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.