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ZyWALL 5/35/70 Series User’s Guide
153 Chapter 7 WAN Screens
The following table describes the labels in this screen.
Table 43 Dial Backup
LABEL DESCRIPTION
Dial Backup Setup
Enable Dial Backup Select this check box to turn on dial backup.
Basic Settings
Login Name Type the login name assigned by your ISP.
Password Type the password assigned by your ISP.
Retype to Confirm Type your password again to make sure that you have entered is correctly.
Authentication Type Use the drop-down list box to select an authentication protocol for outgoing calls.
Options are:
CHAP/PAP - Your ZyWALL accepts either CHAP or PAP when requested by this
remote node.
CHAP - Your ZyWALL accepts CHAP only.
PAP - Your ZyWALL accepts PAP only.
Primary/ Secondary
Phone Number
Type the first (primary) phone number from the ISP for this remote node. If the
Primary Phone number is busy or does not answer, your ZyWALL dials the
Secondary Phone number if available. Some areas require dialing the pound sign
# before the phone number for local calls. Include a # symbol at the beginning of
the phone numbers as required.
Dial Backup Port
Speed
Use the drop-down list box to select the speed of the connection between the Dial
Backup port and the external device. Available speeds are: 9600, 19200, 38400,
57600, 115200 or 230400 bps.
AT Command Initial
String
Type the AT command string to initialize the WAN device. Consult the manual of
your WAN device connected to your Dial Backup port for specific AT commands.
Advanced Modem
Setup
Click Edit to display the Advanced Setup screen and edit the details of your dial
backup setup.
TCP/IP Options
Get IP Address
Automatically from
Remote Server
Type the login name assigned by your ISP for this remote node.
Used Fixed IP
Address
Select this check box if your ISP assigned you a fixed IP address, then enter the
IP address in the following field.
My WAN IP
Address
Leave the field set to 0.0.0.0 (default) to have the ISP or other remote router
dynamically (automatically) assign your WAN IP address if you do not know it.
Type your WAN IP address here if you know it (static). This is the address
assigned to your local ZyWALL, not the remote router.
Remote IP Subnet
Mask
Leave this field set to 0.0.0.0 (default) to have the ISP or other remote router
dynamically send its subnet mask if you do not know it. Type the remote
gateway's subnet mask here if you know it (static).
Remote Node IP
Address
Leave this field set to 0.0.0.0 (default) to have the ISP or other remote router
dynamically (automatically) send its IP address if you do not know it. Type the
remote gateway's IP address here if you know it (static).
Enable NAT
(Network Address
Translation)
Network Address Translation (NAT) allows the translation of an Internet protocol
address used within one network to a different IP address known within another
network.
Select the check box to enable NAT. Clear the check box to disable NAT so the
ZyWALL does not perform any NAT mapping for the dial backup connection.