Summary
Many users who migrate from Windows environments or from some Shared Webhosting providers will
expect their environment to be case-insensitive. There are two ways that we can enable this functionality -mod_speling or custom mod_rewrite rules
mod_speling
Loading mod_speling
CentOS: mod_speling is already available and loaded.
Ubuntu: mod_speling is available but not loaded. Run the following to activate it:
a2enmod speling
service apache2 restart
Activating Case-insensitive Lookups
In the associated location (vhost config file, main conf file, etc…), add the following directive to force case-insensitive lookups:
CheckSpelling O