ZyWALL 10/50 Internet Security Gateway
16-12 Example Firewall Rules
16.1.3 Example 3: DHCP Negotiation and Syslog Connection from the
Internet
The following are some Internet firewall rule examples that allow DHCP negotiation between the ISP and the
ZyWALL and allow a syslog connection
1
from the Internet. Follow the procedure shown next to first
configure a custom port.
Step 1. Click the Custom Ports link and then click Edit to display the following screen.
Figure 16-11 Custom Port for Syslog
1
Syslog is now a predefined service.