ZyWALL 10/50 Internet Security Gateway

Table 13-1 Firewall Rules Summary — First Screen

FIELD

DESCRIPTION

OPTIONS

 

 

 

Default Policy Log

Click this check box to log all matched rules in the ACL

 

 

default set.

 

 

 

 

The following fields summarize the rules you have created. Note that these fields are read only. Click the tab at the top of the box to order the rules according to that tab.

No.

This is your firewall rule number. The ordering of your

 

 

rules is important as rules are applied in turn. The Move

 

 

field below allows you to reorder your rules.

 

Status

This field shows whether an individual rule has already

Empty

 

been Configured or is still Empty.

Configured

 

 

 

 

 

Source IP

This is the source address of the packet.

 

 

 

 

Destination IP

This is the destination address of the packet.

 

 

 

 

Service

This is the service to which the rule applies. See Table

 

 

13-2for more information.

 

 

 

 

Action

This is the specified action for that rule. Note that Block

Block

 

means the firewall silently discards the packet.

Forward

 

 

 

 

 

Log

This field shows you if a log is created for packets that

Match

 

match the rule, don’t match the rule, both or no log is

Not Match

 

created.

 

Both

 

 

 

 

None

 

 

 

Alert

Scroll right to see the Alert field. This field shows you if an

Yes

 

alert is generated when this rule is matched.

No

 

 

 

 

 

Move Rule

You may reorder your rules using this function. Select by

 

 

clicking on the rule you want to move. The ordering of

 

 

your rules is important as rules are applied in turn.

 

 

 

 

To Rule Number

Select the number you want to move the rule to.

 

 

 

 

Move

Click Move to move the rule.

 

 

 

 

Click Apply to create a new firewall rule. New firewall rules are added at the end after existing firewall rules. Click Edit to edit an existing filter rule. See section 13.5 for more details. Click Delete to delete an existing firewall rule. Note that subsequent firewall rules move up by one when you take this action. Click Help for online HTML help on fields in this screen

13-6

Creating Custom Rules