With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
frResPartDlciHigh
fr Resource Partition Dlci High
1.3.6.1.4.1.351.110.5.1.1.1.5.1.1.6
This represents high end of reserved DLCI.
Back to CISCO-WAN-FR-RSRC-PART-MIB MIB page.
IPHost Network monitor allows you to monitor frResPartDlciHigh on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.