With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cpmTotalISDNSyncPPPCalls
cpm Total ISDN Sync PPP Calls
1.3.6.1.4.1.9.10.19.1.1.18
The total number of ISDN-sync PPP calls received by the managed device since last system re-initialization.
Back to CISCO-POP-MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor cpmTotalISDNSyncPPPCalls 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.