[Serusers] make calls without registration

[Juha Heinanen]

Dave writes:

 > Is it possible to allow an UA to make calls
 > without it registering itself? 

yes.

 > Can SER extract the contact info from the
 > INVITE and then upon detecting that the "user is not
 > registered" simply register the contact info?

you could write a module function to do that, but it would not be a good
idea, because re-registration would require a new call before the
contact expires.

-- juha