Sip Registration Fails on Network Connectivity Change

[GoogleCodeExporter]

What steps will reproduce the problem?
1.
2.
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What is the expected output? What do you see instead?

Please use labels and text to provide additional information.
Sip registration fails if network connectivity changes. By turning Wifi on and 
off for couple of times error gets produced. If application is terminated and 
relaunched everything works fine.
Logs are given below:

***ERROR: function: "tnet_socket_create_2()" 
file: 
"/NEEO/Doubango/mydoubs/doubango/branches/2.0/doubango/tinyNET/src/tnet_socket.c
" line: "166" 
MSG: bind to [192.168.3.103:0]have failed

Original issue reported on code.google.com by boss...@yahoo.fr on 12 Dec 2014 at 10:15

[GoogleCodeExporter]

Issue can also be produced by following steps:

1- Connect your device on 3G and Start Stack on 3G connection.
2- Disable 3G Network and Sip will be stopped synchronously. 
3- Enable 3G again, Register Identity will be called which will ultimately 
raise this issue.

Original comment by ansari.a...@gmail.com on 13 Apr 2015 at 11:34