ZyXEL Communications Prestige 128L User Manual page 84

1. Active - In this field, you can make the filter rule active or inactive.
2. IP Protocol - Protocol refers to the IP specific number of the
3. IP Source Route - Determine, Yes or No, to check the source
4. Destination: IP Addr - In this field, enter the destination IP
5. Destination: IP Mask - In this field, enter the IP mask that will be
72 Filter Configuration
Figure 9-4 Menu 21.1.1 - TCP/IP Filter Rule
There are two options:
Yes.
No.
protocol. The range for this value should be between 0 and 255.
For example, 6 refers to the TCP protocol.
route.
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.
used to mask the bits of the IP Address given in Destination: IP
Addr.