Amit Nagpal writes:
We could just say that we are using OpenSER as our
proxy. How can we
restrict un-registered, (but otherwise configured & legimitate) users from
making out going calls?
you need to write your openser.cfg in such a way that it checks if the
user has any registered phones (doing lookups on all uris that this user
may have) and let the invite go through if you find one.
-- juha