ACL WIPE
Usage: ACL <#channel> <level> WIPE
This command removes all entries from an access list. Valid levels are UOP, VOP, AOP, SOP, and MGR.
Examples:
/acl #support sop wipe
/acl #Salzburg uop acl
/helpserv acl aop
Be careful with this command, as it can not be undone and might cause a lot of work in trying to restore the access list.