<para>Now one wants to change some settings as an administrator:
firstly, in the local setup, <filename>/srv/webserver</filename>
- might not exit, because the HTTP server is configured to use
+ might not exist, because the HTTP server is configured to use
<filename>/srv/www</filename> instead. Secondly, the local
configuration makes the HTTP server also depend on a memory
cache service, <filename>memcached.service</filename>, that