With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
h225RasStatsRegistrationRejIns
Cisco H255 Ras Stats Registration Rej Ins
1.3.6.1.4.1.9.9.397.1.2.1.11
The number of Registration rejects received by this entity.
Back to CISCO-H225-MIB MIB page.
IPHost Network monitor allows you to monitor h225RasStatsRegistrationRejIns 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.