ZyXEL Communications 5 Series User Manual

Chapter 24 Policy Route Screens

ZyWALL 5/35/70 Series User’s Guide

Length 
Comparison

Choose from Equal, Not Equal, Less, Greater, Less or Equal or Greater or 
Equal.

Application 

Select a predefined application (FTP, H.323 or SIP) for the policy rule. If you do not 
want to use a predefined application, select Custom. You can also configure the 
source and destination port numbers if you set IP protocol to TCP or UDP.
FTP (File Transfer Program) is a program to enable fast transfer of files, including 
large files that may not be possible by e-mail. Select FTP to configure the policy 
rule for TCP packets with a port 21 destination. 
H.323 is a protocol used for multimedia communications over networks, for 
example NetMeeting. Select H.323 to configure the policy rule for TCP packets 
with a port 1720 destination.

Note: If you select H.323, make sure you also use the ALG screen 

to turn on the H.323 ALG. 

SIP (Session Initiation Protocol) is a signaling protocol used in Internet telephony, 
instant messaging, events notification and conferencing. The ZyWALL supports 
SIP traffic pass-through. Select SIP to configure the policy rule for UDP packets 
with a port 5060 destination. 

Note: If you select SIP, make sure you also use the ALG screen to 

turn on the SIP ALG.

Source

Interface

Use the check box to select LAN, DMZ, WAN 1, WAN 2 and/or WLAN.

Starting IP 
Address

Enter the source starting IP address.

Ending IP 
Address

Enter the source ending IP address.

Starting Port

Enter the source starting port number. This field is applicable only when you select 
TCP or UDP in the IP Protocol field and Custom in the Application field.

Ending Port

Enter the source ending port number. This field is applicable only when you select 
TCP or UDP in the IP Protocol field and Custom in the Application field.

Destination 

Starting IP 
Address

Enter the destination starting IP address.

Ending IP 
Address

Enter the destination ending IP address.

Starting Port

Enter the destination starting port number. This field is applicable only when you 
select TCP or UDP in the IP Protocol field and Custom in the Application field.

Ending Port

Enter the destination ending port number. This field is applicable only when you 
select TCP or UDP in the IP Protocol field and Custom in the Application field.

Action Applies to

Specifies whether action should be taken on criteria Matched or Not Matched.

Routing Action

Table 138   ADVANCED > POLICY ROUTE > Edit (continued)