ZyXEL Communications ZyXEL ZyWALL 2WE User Manual page 182

ZyWALL 2 and ZyWALL 2WE
FIELD
Source Address
Destination
Address
Services
Available/Selected
Services
Custom Port
Add
Edit
Delete
Action for
Matched Packets
Log
Alert
When you have finished, click Apply to save your customized settings and exit this screen, Cancel to exit
this screen without saving, or Help for online HTML help on fields in this screen.
16-12
Table 16-3 Creating/Editing A Firewall Rule
Click SrcAdd to add a new address, SrcEdit to edit an
existing one or SrcDelete to delete one. Please see the
next section for more information on adding and editing
source addresses.
Click DestAdd to add a new address, DestEdit to edit an
existing one or DestDelete to delete one. Please see the
following section on adding and editing destination
addresses.
Please see Table 16-2 for more information on services
available. Highlight a service from the Available Services
box on the left, then click >> to add it to the Selected
Services box on the right. To remove a service, highlight it
in the Selected Services box on the right, then click <<.
Click this button to bring up the screen that you use to
configure a new custom service that is not in the
predefined list of services.
Select a custom service (denoted by an "*") from the
Available Services list and click this button to edit the
service.
Select a custom service (denoted by an "*") from the
Available Services list and click this button to remove the
service.
Should packets that match this rule be blocked or
forwarded? Make your choice from the drop down list box.
Note that Block means the firewall silently discards the
packet.
This field determines if a log is created for packets that
match the rule, don't match the rule, both or no log is
created.
Check the Alert check box to determine that this rule
generates an alert when the rule is matched.
DESCRIPTION OPTIONS
SrcAdd
SrcEdit
SrcDelete
DestAdd
DestEdit
DestDelete
>>
<<
Block
Forward
Match
Not Match
Both
None
Creating Custom Rules