{{tag>Pb Apache HTTP Proxy}} # Pb Apache ProxyPass 502 503 mod_proxy 100-continue Voir : * https://stackoverflow.com/questions/3889574/apache-and-mod-proxy-not-handling-http-100-continue-from-client-http-417 * https://evertpot.com/http/100-continue/ ~~~bash curl -m5 -X PUT --write-out "http_code=%{http_code}" --data @submit.xml http://127.0.0.1/CTRL/submit?EBu curl -m5 -X PUT --write-out "http_code=%{http_code}" --data @submit.xml http://127.0.0.1:8080/I/submit?EBu ~~~ ## Solution ### Solution 1 `RequestHeader unset Expect early` `/etc/httpd/conf/httpd.conf` ~~~apache LoadModule headers_module modules/mod_headers.so RequestHeader unset Expect early ~~~ ### Solution 2 ~~~apache = 2.4.41> Proxy100Continue off ~~~