Figure 74 Security > Firewall > Services; Table 60 Security > Firewall > Services - ZyXEL Communications P-2302R-P1 Series User Manual

Figure 74 Security > Firewall > Services
Each field is described in the following table.
Table 60 Security > Firewall > Services
LABEL
Service Setup
Enable Services
Blocking
Available Services This is a list of pre-defined services (destination ports) you may prohibit your LAN
Blocked Services
Type
Port Number
Add
Delete
Chapter 13 Firewall
DESCRIPTION
Select this to activate service blocking. The Schedule to Block section controls
what days and what times service blocking is actually effective, however.
computers from using. Select the port you want to block, and click Add to add the
port to the Blocked Services field.
A custom port is a service that is not available in the pre-defined Available
Services list. You must define it using the Type and Port Number fields. See
Appendix G on page 285 for some examples of services.
This is a list of services (ports) that are inaccessible to computers on your LAN
when service blocking is effective. To remove a service from this list, select the
service, and click Delete.
Select TCP or UDP, based on which one the custom port uses.
Enter the range of port numbers that defines the service. For example, suppose
you want to define the Gnutella service. Select TCP type and enter a port range of
6345-6349.
Click this to add the selected service in Available Services to the Blocked
Services list.
Select a service in the Blocked Services, and click this to remove the service from
the list.
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