From: Bradley Nicholes This directive is similar to the
By default all of the authorization rules within a <Directory> + <Location> hierarchy are merged together to form a single + logical authorization operation. If AuthzMergeRules is set to 'on', then + only the authorization rules that are contained with the current + <Directory> or <Location> block are considered. This + allows the configuration to determine exactly how authorization will + be determine without having to take into consideration the + authorization rules that may exist above it.
+