With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciscoDlswTConnConfigLocalTAddr
cisco Data Link Switching T Connection Config Local T Address
1.3.6.1.4.1.9.10.9.1.2.2.1.3
The local transport address for this conceptual row of the transport connection definition.
Back to CISCO-DLSW-MIB MIB page.
IPHost Network monitor allows you to monitor ciscoDlswTConnConfigLocalTAddr 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.