P-2302HW/HWL-P1 Series User's Guide
Table 78 PSTN to PSTN: VoIP Trunking Call Progression (continued)
MANAGER
The ZyXEL Device at A sends outgoing authentication to the remote peer device.
The remote peer device confirms that the username and password match an account in
its incoming authentication list.
188
HEADQUARTERS
Sales1 picks up and the call commences.
BRANCH OFFICE
The remote peer device forwards the call to Sales1.
SALES1
Chapter 13 VoIP Trunking