ZyXEL Communications 200 Series - Manual (Page 262)

Chapter 10 Interface
ZyWALL USG 100/200 Series User’s Guide
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You must connect an external modem to use the auxiliary port.
The ZyWALL uses the auxiliary interface to dial out in two situations.
1 You click the Connect icon on the ZyWALL Status screen.
2 The load auxiliary interface must connect to satisfy load-balancing requirements. 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 .
Use the Auxiliary screen to configure the ZyWALL’s auxiliary interface. Click Network >
Interface > Auxiliary to open it. (See also
Section 43.11 on page 699 for more on using the
auxiliary interface for dial-in management.)
Figure 184 Network > Interface > Auxiliary
Each field is described in the table below.
Table 81 Network > Interface > Auxiliary
LABEL DESCRIPTION
General Settings
Enable Interface Select this to turn on the auxiliary dial up interface. The interface does not dial
out, however, unless it is part of a trunk and load-balancing conditions are
satisfied.
Interface Properties
Zone This field is read-only and displays the zone to which the auxiliary interface
belongs.
Description Enter a description of this interface. It is not used elsewhere. You can use
alphanumeric and
()+/:=?!*#@$_%- characters, and it can be up to 60
characters long.