With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cermPolicyResOwnerSubEntityId
Cisco Embedded Resource Manager Policy Resource Owner Sub Entity Id
1.3.6.1.4.1.9.9.510.1.3.2.1.2
This object indicates the sub-entity (i.e. logical processing entity in a physical entity) in which the resource owner is present. This object indicates the cermResOwnerSubEntityId value (in the cermResOwnerTable) for the resource owner.
Back to CISCO-ERM-MIB MIB page.
IPHost Network monitor allows you to monitor cermPolicyResOwnerSubEntityId 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.