A rule must be enabled before it can be triggered. When you disable a rule, the rule cannot be triggered. However, the rule is still listed in the Rules page so you can enable it when you need it again.
On the main WebAccess page, clickin the upper right corner.
In the list of active rules, select a rule to activate it or deactivate it.
An enabled rule has a check mark in the box.
Clickto save the changes.