Table 7-4. Tcp/Ip Filter Rule Menu Fields - ZyXEL Communications ZyXEL Prestige 100WH User Manual

Prestige 100WH Internet Access Router
The following Table 7-4 describes how to configure your TCP/IP filter rule.
Table 7-4. TCP/IP Filter Rule Menu Fields
Field
Active
IP Protocol
IP Source Route
Destination: IP
Addr
Destination: IP
Mask
Destination: Port #
Destination: Port #
Comp
Source: IP Addr
Source: IP Mask
Source: Port #
Source: Port #
Comp
TCP Estab
Chapter 7 Filter Configuration
7-8
Description
Active and deactivate this filter rule.
Specify the upper layer protocol number. The range for this value should be
between 0 and 255. For example, TCP is 6 and UDP is 17.
Determine whether to check the source route.
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.
Enter the IP mask that will be used to mask the bits of the IP Address given
in Destination: IP Addr.
Enter the destination port of the packets that you wish to filter. The range of
this field is 0 to 65535.
Select the comparison you wish to apply to the value given in Destination:
Port #.
Enter the source IP Address of the packet you wish to filter.
Enter the mask that will be used to mask the bits of the IP Address given in
Source: IP Addr.
Enter the source port of the packets that you wish to filter. The range of this
field is 0 to 65535.
Select the comparison you wish to apply to the value given in Source: Port
#.
This field is applicable for TCP only and will be inactive (N/A) if it is IP
protocol field is not 6. In this field you specify when to apply the filter. There
are two options:
[Yes] – filter match only established TCP connections. [No] – filter match
any TCP packets.