ZyXEL Communications Prestige 128L - Manual (Page 84)

72 Filter Configuration
Figure 9-4 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, 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.