ZyXEL Communications Prestige 28641 - Manual (Page 114)

100 Filter Configuration
Figure 10-4 Menu 21.1.1 - TCP/IP Filter Rule
1. Active - In this field, you can make the filter rule active or inactive.
There are two options:
•
Yes.
•
No.
2. IP Protocol - Protocol refers to the IP specific number of the
protocol. The range for this value should be between 0 and 255.
For example, 6 refers to the TCP protocol.
3. IP Source Route - Determine, Yes or No, whether to check the
source route.
4. Destination: IP Addr - In this field, enter the destination IP
Address of the packet you wish to filter. The address is usually
written in dotted decimal notation such as a.b.c.d where a, b, c, and
d are numbers between 0 and 255.
5. Destination: IP Mask - In this field, enter the IP mask that will be
used to mask the bits of the IP Address given in Destination: IP
Addr.
6. Destination: Port # - Enter the destination port of the packets that
you wish to filter. The range of this field is 0 to 65535.