<VirtualHost *:80>
    ServerName localhost
    DocumentRoot c:/wamp/www
    <Directory  "c:/wamp/www/">
        Options +Indexes +FollowSymLinks +MultiViews
        AllowOverride All
        Require local
    </Directory>
</VirtualHost>

Require local

Require ip 192.168.1.100
Require ip 192.168.1.101