We have developed own software to work as client. It is working fine without proxy, but when we use on-do proxy, then we are getting this problem.

Yes, I've two XML contents in REGISTER request packet.

1. Brekeke Product Name and version: 2.1.6.6 2. Java version: 3. OS type and the version: Windows XP 4. UA (phone), gateway or other hardware/software involved: 5. Select your network pattern from http://www.brekeke-sip.com/bbs/network/networkpatterns.html : 6. Your problem: I am using On-Do for ...