ZyXEL Communications Parental Control Gateway HS100/HS100W - Manual (Page 269)

HomeSafe User’s Guide
27-6 Filter Configuration
Table 27-3 TCP/IP Filter Rule
FIELD DESCRIPTION OPTIONS
Port # Enter the source 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.
0-65535
Port # Comp Press [SPACE BAR] and then [ENTER] to select the
comparison to apply to the source port in the packet against
the value given in Source: Port #.
None
Less
Greater
Equal
Not Equal
TCP Estab This field is applicable only when the IP Protocol field is 6,
TCP. Press [SPACE BAR] and then [ENTER] to select Yes, to
have the rule match packets that want to establish a TCP
connection (SYN=1 and ACK=0); if No, it is ignored. Yes
No
More Press [SPACE BAR] and then [ENTER] to select Yes or No. If
Yes, a matching packet is passed to the next filter rule before
an action is taken; if No, 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.
Yes
No
Log Press [SPACE BAR] and then [ENTER] to select a logging
option from the following:
None – No packets will be logged.
Action Matched - Only packets that match the rule
parameters will be logged.
Action Not Matched - Only packets that do not match the rule
parameters will be logged.
Both – All packets will be logged.
None
Action
Matched
Action Not
Matched
Both
Action Matched Press [SPACE BAR] and then [ENTER] to select the action for
a matching packet. Check Next
Rule
Forward
Drop
Action Not
Matched Press [SPACE BAR] and then [ENTER] to select the action for
a packet not matching the rule. Check Next
Rule
Forward
Drop
When you have Menu 21.1.1.1 - TCP/IP Filter Rule configured, press [ENTER] at the message “Press
ENTER to Confirm” to save your configuration, or press [ESC] to cancel. This data will now be
displayed on Menu 21.1.1 - Filter Rules Summary.
The following figure illustrates the logic flow of an IP filter.