Snom ONE IP, Техническое руководство, Страница: 165 / 237

Chapter 4: Trunks 145
2. Create a SIP registrations trunk for the branch office, entering the extension
that will be used to route the calls (e.g.,
525
).
Once the offices have been connected, the headquarters will need to dial the extension
that the trunk is routed to. Once the call hits the branch office, it will be sent to the
auto attendant so that the headquarters can dial the remote extensions. The trunk has
to register to the extension just as a phone would, so the system at the branch office