Protocol (Customized Services); Add Customized Service - ZyXEL Communications LTE Series User Manual

12.4 Protocol (Customized Services)

A protocol is a port number rule which defines a service. Services include Email, File sharing, Instant
messaging, Online games, Print servers, Voice over IP and so on. Define services in this screen that you
want to apply access control rules to in the Firewall > Access Control screen. For a comprehensive list of
port numbers and services, visit the IANA (Internet Assigned Number Authority) website. Click Security >
Firewall > Protocol to display the following screen.
Note: Removing a protocol rule will also remove associated ACL rules.
Figure 108 Security > Firewall > Protocol
The following table describes the labels in this screen.
Table 56 Security > Firewall > Protocol
LABEL
Add New
Protocol
Entry
Name
Description
Ports/
Protocol
Number
Modify

12.4.1 Add Customized Service

Add a customized rule or edit an existing rule by specifying the protocol and the port number(s). Click
Add New Protocol Entry in the Protocol screen to display the following screen.
Chapter 12 Firewall
DESCRIPTION
Click this to configure a customized service.
This is the name of your customized service.
This is a description of your customized service.
This shows the port number or range and the IP protocol (TCP or UDP) that defines your customized
service.
Click this to edit a customized service.
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