With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
isdnMibDirectoryGroup
isdn Mib Directory Group
1.3.6.1.2.1.10.20.3.2.5
A collection of objects describing directory numbers.
Back to ISDN-MIB MIB page.
IPHost Network monitor allows you to monitor isdnMibDirectoryGroup 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.
