We have a directory on our site which we only want to be accessible by a couple of IP addresses. So we have this .htaccess file to try and get it working:
Re
I guess you should add [OR] modifier after each RewriteCond, like this:
RewriteEngine on RewriteCond %{REMOTE_ADDR} !^123\.123\.123\.123 [OR] RewriteCond %{REMOTE_ADDR} !^124\.124\.124\.124 [OR] ...