With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmlrRuleOrigAddressTable
Cisco Multi-layer Routing Rule Orig Address Table
1.3.6.1.4.1.9.9.396.1.6.1.33
The name of the entry in the cmlrAddressTable that will be searched for matches. The table will be search for the following types of addresses based on values set in the cmlrRuleInputParameters object. This object only applies when the 'origSmeTable' bit is set in the cmlrRuleInputParameters object.
Back to CISCO-ITP-MLR-MIB MIB page.
IPHost Network monitor allows you to monitor cmlrRuleOrigAddressTable 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.