User Guide

Guarding against intrusion attempts
Customize firewall rules
84
To change an existing firewall rule
1 In the General Rules, Trojan Horse Rules, or Program Rules window,
click Add.
2 Select the rule that you want to change.
3 Click Modify.
See “Write a
firewall rule” on
page 81.
4 Follow the on-screen instructions to change any aspect of the rule.
5 When you have finished changing rules, click OK.
Change the order of firewall rules
See “How firewall
rules are
processed” on
page 75.
Norton Personal Firewall processes each list of firewall rules from the top
down. You can determine how Norton Personal Firewall processes firewall
rules by changing their order.
To change the order of a firewall rule
1 In the General Rules, Trojan Horse Rules, or Program Rules window,
select the rule that you want to move.
2 Do one of the following:
2 To have Norton Personal Firewall process this rule before the rule
above it, click Move Up.
2 To have Norton Personal Firewall process this rule after the rule
below it, click Move Down.
3 When you are done moving rules, click OK.
Temporarily disable a firewall rule
You can temporarily disable a firewall rule if you need to allow specific
access to a computer or program.
To temporarily disable a firewall rule
4 In the General Rules, Trojan Horse Rules, or Program Rules window,
uncheck the box next to the rule you want to disable.
Remember to re-enable the rule when you are done working with the
program or computer that required the change.
Remove a firewall rule
Remove firewall rules when they are no longer necessary.