I know this thread is old, but if anyone can chime in on what exactly was done to fix this issue, I would be greatful. I'm having the exact same issue. I tried a 40 second timer, and that works, but I don't want the failover to wait for 40 seconds before trying the 2nd CUCM.

1. Brekeke Product Name and Version: 3.5.2.8 2. Java version:7.79 3. OS type and the version:server 2008 R2 4. UA (phone), gateway or other hardware/software involved: Ascom phone system going through Rauland Gateway server (Brekeke installed on gateway server) 5. Your problem: I need to strip the ...

1. Brekeke Product Name and Version:SIP Server 3.4.7.2 2. Java version:7.60 3. OS type and the version:Server 2012 R2 4. UA (phone), gateway or other hardware/software involved: Cisco CUCM 5. Your problem: I have a customer that is changing to a new Cisco call manager due to moving to Iphones from ...