you definitely wan to to try sipp (http://sipp.sourceforge.net/). I haven't used sip inspector but have heard good things about it (http://www.sipinspector.com/).

Javi

On Aug 13, 2012, at 7:41 AM, Anton Kvashenkin wrote:

Hello, guys.

What is the best tool for crafting sip messages for testing purpose? For example, simple REGISTER or INVITE message. I'm new to kamailio (not sip) so it would be great for me to use debbuger module for step-by-step digging into cfg.

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