With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
atmfAddressPort
Cisco ATM Forum Address Port
1.3.6.1.4.1.353.2.6.1.1.1
A unique value which identifies the UNI port for which the ATM address is in effect. The value of 0 has the special meaning of identifying the local UNI.
Back to ATM-FORUM-ADDR-REG MIB page.
IPHost Network monitor allows you to monitor atmfAddressPort on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.