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3 configuration details: incoming – ZyXEL Communications Network Device P-2302 User Manual

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Chapter 13 VoIP Trunking

P-2302HWUDL-P1 Series User’s Guide

174

Figure 101 PSTN to PSTN Example - Call Rule

13.9.3 Configuration Details: Incoming

The branch office ZyXEL Device needs to have an incoming authentication account
configured. This consists of a username and password. This account must match the username
and password of the outgoing authentication account of the headquarters’ ZyXEL Device.
This can be configured in the VoIP > Trunking > Peer Call screen.

Figure 102 PSTN to PSTN Example - Incoming Authentication