I've got a Drupal setup locally. When I access the homepage using my IP everything works. When I try any "re-written" url (such as 10.0.150.4/user) I get a not found.
When I replace my IP with an alias (and put that in my hosts) all urls work.
Here's my 000-default:
<VirtualHost *:80>
ServerAdmin webmaster@localhost
DocumentRoot /home/g/www/paddle
<Directory />
Options FollowSymLinks
AllowOverride None
</Directory>
<Directory /home/g/www/paddle>
Options Indexes FollowSymLinks MultiViews
AllowOverride None
Order allow,deny
allow from all
</Directory>
ScriptAlias /cgi-bin/ /usr/lib/cgi-bin/
<Directory "/usr/lib/cgi-bin">
AllowOverride None
Options +ExecCGI -MultiViews +SymLinksIfOwnerMatch
Order allow,deny
Allow from all
</Directory>
ErrorLog ${APACHE_LOG_DIR}/error.log
# Possible values include: debug, info, notice, warn, error, crit,
# alert, emerg.
LogLevel warn
CustomLog ${APACHE_LOG_DIR}/access.log combined
</VirtualHost>