many thanks that is working great.

many thanks for you response. However I still have not solved my issue - I have implemented the dialplan you suggested with a minor change {4,25} as I want to route 4 digit extention through the gateway as well. What I find strange is that when I make a call from one sip station to another say 102 ...

1. Brekeke Product Name and version: SIP server 2.1.6.6 std 2. Java version: JRE 1.6.0_13-b03 3. OS type and the version: Win svr 2003 4. UA (phone), gateway or other hardware/software involved: Thomson ST2030 hard phones Dialogic media gateway 5. Select your network pattern from http://www.brekeke ...