Hi,Is there anyone who can walk me through the programming to have the 3102 and the 2102 be aech others sip proxy without registration?The application is an analog extension from phone system A, going through a 3102 and extending through the Internet...

I am looking for an inexpensive solution to tie 2 phone systems together using VOIP. One end(gateway), will connect to an analog extension off of one phone system (extension xxx),and the other end will have the ATA that will connect to a line port in...