ZyXEL Communications ZYWALL10 User Manual
Page 200

ZyWALL 10 Internet Security Gateway
Creating Custom Rules
16-11
Table 16-3 Creating/Editing A Firewall Rule
FIELD
DESCRIPTION
OPTIONS
Source Address
Press 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.
SrcAdd
SrcEdit
SrcDelete
Destination Address
Press DestAdd to add a new address,
DestEdit to edit an existing one or
DestDelete to delete one. Please see the
next information on adding and editing
destination addresses.
DestAdd
DestEdit
DestDelete
Services
Available/Selected
Please see Table 16-2 for more information
on services available. Highlight a service
from the Available Services box on the left,
then press >> 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 press <<.
>>
<<
Action for Matched Packets
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.
Block
Forward
Log
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.
Match
Not Match
Both
None
Alert
Check the Alert check box to determine that
this rule generates an alert when the rule is
matched.
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.