Mark L. Reyes 
After exposing the Solr endpoint with a reverse proxy, it’s important to note that it also exposes the Solr admin panel to the end-user. This is not desired.
Flowchart of a RewriteRule directive that rests on website.com’s httpd.conf file.[/caption]
Problem:
- Solr’s admin panel becomes exposed from the reverse proxy.
Solutions:
- Perform a redirect to website.com’s homepage.
- RewriteRule directive, mod_rewrite - Apache HTTP Server.
RewriteRule ^/solr/$ / [R=301,L,DPI]