With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccmeEphoneBtnDNAssocConfEntry
Cisco Call Manager Express Ephone Btn DN Association Configuration Entry
1.3.6.1.4.1.9.9.439.1.1.46.1
Information about a configured DN and button association entries for an IP phone. There is an entry in this table for each DN and button association that is configured on this device. An entry is deleted once the configuration is deleted from this device.
Back to CISCO-CCME-MIB MIB page.
IPHost Network monitor allows you to monitor ccmeEphoneBtnDNAssocConfEntry 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.