With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
h225CallSignalStatsUserInfoFails
Cisco H255 Call Signal Stats User Info Fails
1.3.6.1.4.1.9.9.397.1.1.1.24
The number of User Information messages that could not be sent by is entity.
Back to CISCO-H225-MIB MIB page.
IPHost Network monitor allows you to monitor h225CallSignalStatsUserInfoFails on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.