Figure 32-5 Menu 21.1.1.1: Tcp/Ip Filter Rule; Table 32-3 Menu 21.1.1.1: Tcp/Ip Filter Rule - ZyXEL Communications ZyWALL 5 User Manual

To configure TCP/IP rules, select TCP/IP Filter Rule from the Filter Type field and press [ENTER]
to open Menu 21.1.1.1 - TCP/IP Filter Rule, as shown next.
The following table describes how to configure your TCP/IP filter rule.
FIELD
Active Press [SPACE BAR] and then [ENTER] to select Yes to activate the filter
rule or No to deactivate it.
IP Protocol Protocol refers to the upper layer protocol, e.g., TCP is 6, UDP is 17 and
ICMP is 1. Type a value between 0 and 255. A value of 0 matches ANY
protocol.
IP Source Route Press [SPACE BAR] and then [ENTER] to select Yes to apply the rule to
packets with an IP source route option. Otherwise the packets must not
have a source route option. The majority of IP packets do not have
source route.
Destination
IP Addr Enter the destination IP Address of the packet you wish to filter. This
field is ignored if it is 0.0.0.0.
IP Mask Enter the IP mask to apply to the Destination: IP Addr.
Port # Enter the destination port of the packets that you wish to filter. The range
of this field is 0 to 65535. This field is ignored if it is 0.
Port # Comp Press [SPACE BAR] and then [ENTER] to select the comparison to
apply to the destination port in the packet against the value given in
Destination: Port #.
Source
IP Addr Enter the source IP Address of the packet you wish to filter. This field is
ignored if it is 0.0.0.0.
IP Mask Enter the IP mask to apply to the Source: IP Addr.
Filter Configuration
Menu 21.1.1.1 - TCP/IP Filter Rule
Filter #: 1,1
Filter Type= TCP/IP Filter Rule
Active= Yes
IP Protocol= 0 IP Source Route= No
Destination: IP Addr=
IP Mask=
Port #=
Port # Comp= None
Source: IP Addr=
IP Mask=
Port #=
Port # Comp= None
TCP Estab= N/A
More= No Log= None
Action Matched= Check Next Rule
Action Not Matched= Check Next Rule
Press ENTER to Confirm or ESC to Cancel:

Figure 32-5 Menu 21.1.1.1: TCP/IP Filter Rule

Table 32-3 Menu 21.1.1.1: TCP/IP Filter Rule

DESCRIPTION
ZyWALL 5 Internet Security Appliance
OPTIONS
Yes
No
0-255
Yes
No
0.0.0.0
0.0.0.0
0-65535
None
Equal
Not Equal
Less
Greater
0.0.0.0
0.0.0.0
32-5