Auxiliary Interface; Auxiliary Interface Overview; Auxiliary - ZyXEL Communications ZyWALL USG 200 Series User Manual

13.10 Auxiliary Interface

This section introduces the auxiliary interface and then explains the screen for it.

13.10.1 Auxiliary Interface Overview

Use the auxiliary interface to dial out from the ZyWALL's auxiliary port. For
example, you might use this interface as a backup WAN interface.
You have to connect an external modem to the ZyWALL's auxiliary port to use the
auxiliary interface.
Note: You have to connect an external modem to the auxiliary port.
The ZyWALL uses the auxiliary interface to dial out in two situations.
You click the Connect icon on the ZyWALL Status screen.
1
The load auxiliary interface must connect to satisfy load-balancing requirements.
2
You have to add the auxiliary interface to a trunk first.
When the ZyWALL hangs up the call, it drops the Data Terminal Ready (DTR)
signal and issues the command ATH.

13.10.2 Auxiliary

Use the Auxiliary screen to configure the ZyWALL's auxiliary interface. Click
Configuration > Network > Interface > Auxiliary to open it.
ZyWALL USG 100/200 Series User's Guide
Chapter 13 Interfaces
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