UPDATE 201907211710:
SOLUTION:
add this directive in your apache *.conf file
https://httpd.apache.org/docs/current/mod/core.html#usecanonicalname
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hello
when setting
Redirect to the canonical URL: moved temporarily 302 (recommended)
website stops working
/index.php is present under /var/www/html/index.php
reverse proxy setup:
local development environment not accessible publicily
www.vm1.intranet <-- all /etc/hosts file are updated
reverse proxy: apache server
how can fix