3Com 3CRWX120695A Reference Manual page 381

6 Reenable the rule or instances:
To reenable a rule all of whose instances are disabled, click on the
checkbox in the Enabled column. The Disable All Instances option is
deselected.
To reenable an individual instance of a rule, click on the checkbox next
to the instance. Repeat for each instance you want to reenable.
Alternatively, if you want to reenable all the disabled instances, you
can click on the checkbox in the Enabled column.
7 Go to step 10.
8 Click on the checkbox in the Enabled column. The disable options
become editable. By default, the Disable All Instances option is
selected.
Verifying Configuration Information 381