Figure 13-2 Menu 21.2 Firewall Setup; Figure 13-3 Example Firewall Log - ZyXEL Communications Prestige 202H User Manual

Prestige 202H User's Guide
The firewall protects against Denial of Service (DOS) attacks when
it is active. The default Policy sets
1. allow all sessions originating from the LAN to the WAN and
2. deny all sessions originating from the WAN to the LAN
You may define additional Policy rules or modify existing ones but
please exercise extreme caution in doing so
LAN-to-WAN Set Name: ACL Default Set
WAN-to-LAN Set Name: ACL Default Set
Please configure the Firewall function through web configurator
Configure the firewall rules using the web configurator or Command Interpreter.
13.2.2 Viewing the Firewall Log
In menu 21, enter 3 to view the firewall log. An example of a firewall log is shown next.
# Time Packet Information
0|Jan 1 00 |From:192.168.17.1 To:192.168.17.255 |default policy |block
| 15:43:19|UDP src port:00520 dest port:00520
1|Jan 1 00 |From:172.20.1.179 To:172.21.1.66
| 15:43:20|UDP src port:03571 dest port:00161
2|Jan 1 00 |From:172.21.1.148 To:172.21.255.255 |default policy |block
| 15:43:20|UDP src port:00137 dest port:00137
Clear Firewall Log (y/n):
An "End of Log" message displays for each mail in which a complete log has been sent. The following is an
example of a log sent by e-mail.
13-2
Menu 21.2 - Firewall Setup
Active: Yes
Press ENTER to Confirm or ESC to Cancel:

Figure 13-2 Menu 21.2 Firewall Setup

Figure 13-3 Example Firewall Log

Reason Action
|<2,00> |
|default policy |block
|<2,00> |
|<2,00> |
Introducing the Prestige Firewall