With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmedxGatewayStateChangeMethod
cmedx Gateway State Change Method
1.3.6.1.4.1.9.10.104.1.1.1.1.21
This object indicates the method for the operational state change (cmedGatewayOperStatus) in the media gateway link. other (1) - None of the methods listed below. graceful (2) - The state change to 'down(2)' is by the way of graceful out of service. forced (3) - The state change to 'down(2)' is by the way of forced out of service. handoff (4) - The state change is by the way that the MGC hands off to another MGC. failover (5) - The state change is by the way that MG reconnects to current MGC because of the failure of previous MGC. restart (6) - The state change is by the way that MG or MGC restarts. disconnect (7) - The state change is by the way that MG brings down the service because of the MG port has been modified, the number of retries has exhausted, or the inactivity timer has expired. cancelGraceful (8) - After issuing graceful out of service with a delay (cmedxGatewayDownServiceDelay>0), MG then sends an in-service command before the delay has been expired.
Back to CISCO-MEGACO-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cmedxGatewayStateChangeMethod 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.