For testing purpose I want to connect without registration. I called from the sip ua to the external sip port so auth will not be required however it still seems to be picked up as internal? 2010-09-19 21:02:09.971911 [WARNING] sofia_reg.c:1933 Can't find user [@192.168.1.24] You must define a domain called '192.168.1.24' in your directory and add a user with the id="" attribute and you must configure your device to use the proper domain in it's authentication credentials. 2010-09-19 21:02:09.971911 [WARNING] sofia_reg.c:1066 SIP auth failure (INVITE) on sofia profile 'internal' for [001@192.168.1.24] from ip 192.168.1.24