ZyXEL Communications P-660HW-Tx v3 User Manual page 187

• WAN to WAN/ Router
By default the ZyXEL Device stops computers on the WAN from managing the
ZyXEL Device or using the ZyXEL Device as a gateway to communicate with
other computers on the WAN. You could configure one of these rules to allow a
WAN computer to manage the ZyXEL Device.
You need to configure the remote management settings to allow a WAN computer
to manage the ZyXEL Device.
Use this screen to configure the firewall settings. Click Security > Firewall to
display the following screen.
Figure 61 Security > Firewall > General
The following table describes the labels in this screen.
Table 45 Security > Firewall > General
LABEL
High
Medium
P-660HW-Tx v3 User's Guide
DESCRIPTION
Select this to turn off all traffic to and from the Internet. Only traffic
within your local network (LAN to LAN) is allowed.
Select this to allow traffic to the Internet but disallow traffic from the
Internet to your local network. This permits LAN to LAN and LAN to
WAN traffic.
Chapter 9 Firewalls
187