<div dir="ltr">Hello,<div>We want nginx to remove the request header Cache-Control before to proxy the request to the OCS.<br></div><div>We do like this ...</div><div><br></div><div>location /xxx {<br>        more_set_headers 'Strict-Transport-Security: max-age=31622400; includeSubDomains';<br>        more_set_headers 'X-XSS-Protection: 1; mode=block';<br>        more_set_headers 'X-Content-Type-Options: nosniff';<br>        proxy_read_timeout 120s;<br>        proxy_set_header Connection "";<br>        proxy_set_header via "HTTP/1.1 $hostname:443";<br>        proxy_set_header Host $host;<br>        proxy_set_header Cache-Control "";<br>        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;<br>        proxy_ssl_certificate /etc/nginx/keys/xxx.pem;<br>        proxy_ssl_certificate_key /etc/nginx/keys/xxx.key;<br>        proxy_pass <a href="https://XXX">https://XXX</a>;<br>        proxy_redirect http:// https://;<br>        proxy_next_upstream error timeout invalid_header http_503;<br>}<br></div><div><br></div><div>but the request header Cache-Control is still being sent to the OCS.</div><div><br></div><div>Thank You in advance for Your help.</div><div>Sincerely,</div><div>Vincent</div></div>