Registration Error: 408 - Request Timeout

1. Brekeke Product Name and Version: PBX 3.0.7.0

2. Java version: 7

3. OS type and the version: server fedora 17, client windows 7

4. UA (phone), gateway or other hardware/software involved: x-lite

5. Your problem: I got Registration Error: 408 - Request Timeout on x-lite in lan and on SIP sever admintool registered clients is no registered even though I have already registered on user authentication.

please help me a.s.a.p

thanks

Do you set the correct SIP Server's IP address as the register server at the setting of X-lite?

Is it FQDN? or is it IP address?