ZyXEL Communications 650 Series User Manual page 349

FIELD
IP Addr
IP Mask
Port #
Port # Comp
Source:
IP Addr
IP Mask
Port #
Port # Comp
TCP Estab
More
Filter Configuration
Table 31-3 Menu 21.1.x.1 TCP/IP Filter Rule
DESCRIPTION
Type the destination IP address of the packet you want to
filter. This field is ignored if it is 0.0.0.0.
Type the IP mask to apply to the Destination: IP Addr
field.
Type the destination port of the packets you want to filter.
The field range is 0 to 65535. A 0 field is ignored.
Select the comparison to apply to the destination port in
the packet against the value given in Destination: Port #.
Choices are None, Less, Greater, Equal or Not Equal.
Type the source IP Address of the packet you want to
filter. A 0.0.0.0 field is ignored.
Type the IP mask to apply to the Source: IP Addr field.
Type the source port of the packets you want to filter. The
range of this field is 0 to 65535. A 0 field is ignored.
Select the comparison to apply to the source port in the
packet against the value given in Source: Port # field.
Choices are None, Less, Greater, Equal or Not Equal.
This applies only when the IP Protocol field is 6, TCP. If
Yes, the rule matches packets that want to establish TCP
connection(s) (SYN=1 and ACK=0); else it is ignored.
If Yes, a matching packet is passed to the next filter rule
before an action is taken or else the packet is disposed of
according to the action fields.
If More is Yes, then Action Matched and Action Not
Matched will be N/A.
Prestige 650 Series User's Guide
EXAMPLE
IP address
IP mask
0 to 65535
IP address
IP mask
0 to 65535
(default)
(default)
None
None
No
No
31-11