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ZyWALL 10/50 Internet Security Gateway
11-2 Introducing the ZyWALL Firewall
Figure 11-2 Menu 21.2 — Firewall Setup
Configure the firewall rules using the web configurator or CLI commands.
11.3.2 Viewing the Firewall Log
In menu 21, enter 3 to view the firewall log. An example of a firewall log is shown next.
Figure 11-3 Example Firewall Log
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.
Menu 21.2 - Firewall Setup
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
Active: No
LAN-to-WAN Set Name: ACL Default Set
WAN-to-LAN Set Name: ACL Default Set
Please configure the Firewall function through Web Configurator.
Press ENTER to Confirm or ESC to Cancel:
# Time Packet Information Reason Action
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 |<2,00> |
1|Jan 1 00 |From:172.20.1.179 To:172.21.1.66 |default policy |block
| 15:43:20|UDP src port:03571 dest port:00161 |<2,00> |
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 |<2,00> |
Clear Firewall Log (y/n):