Hi:

I use the following rule to add "user=phone" parameter in the "INVITE" request; if(method == "INVITE") { subst_uri('/^sip:([0-9]+)@(.*)$/sip:\1@\2;user=phone/i'); }; But I can't work! how should I do in order to make it?

Thanks for your instructions and help!

Best Regards

Sun Zongjun