With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciuIfExternalSTPortStatusTable
Cisco Image Upgrade If External ST Port Status Table
1.3.6.1.4.1.9.9.18.1.2.1
The external S/T port status table. It contains the operation status of the external ISDN S/T ports.
Back to CISCO-ISDNU-IF-MIB MIB page.
IPHost Network monitor allows you to monitor ciuIfExternalSTPortStatusTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.