1 firewall edit rule – ZyXEL Communications 5 Series User Manual
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ZyWALL 5/35/70 Series User’s Guide
Chapter 11 Firewall
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11.9.1 Firewall Edit Rule
Follow these directions to create a new rule.
1 In the Rule Summary screen, type the index number for where you want to put the rule.
For example, if you type 6, your new rule becomes number 6 and the previous rule 6 (if
there is one) becomes rule 7.
2 Click Insert to display the Firewall Edit Rule screen.
Use this screen to create or edit a firewall rule. Refer to the following table for information on
the labels.
Active
This field displays whether a firewall is turned on (Y) or not (N). Click the letter to
change it to the other state (click Y to change it to N or N to change it to Y).
Source Address
This drop-down list box displays the source addresses or ranges of addresses to
which this firewall rule applies. Please note that a blank source or destination
address is equivalent to Any.
Destination
Address
This drop-down list box displays the destination addresses or ranges of addresses to
which this firewall rule applies. Please note that a blank source or destination
address is equivalent to Any.
Service Type
This drop-down list box displays the services to which this firewall rule applies. See
for a list of common services.
Action
This field displays whether the firewall silently discards packets (Drop), discards
packets and sends a TCP reset packet or an ICMP destination-unreachable
message to the sender (Reject) or allows the passage of packets (Permit).
Sch.
This field tells you whether a schedule is specified (Yes) or not (No).
Log
This field shows you whether a log is created when packets match this rule (Yes) or
not (No).
Modify
Click the edit icon to go to the screen where you can edit the rule.
Click the delete icon to delete an existing firewall rule. A window display asking you
to confirm that you want to delete the firewall rule. Note that subsequent firewall
rules move up by one when you take this action.
Insert
Type the index number for where you want to put a rule. For example, if you type 6,
your new rule becomes number 6 and the previous rule 6 (if there is one) becomes
rule 7.
Click Insert to display this screen and refer to the following table for information on
the fields.
Move
Type a rule’s index number and the number for where you want to put that rule. Click
Move to move the rule to the number that you typed. The ordering of your rules is
important as they are applied in order of their numbering.
Table 68 SECURITY > FIREWALL > Rule Summary
LABEL
DESCRIPTION