apache

HTTP

show supported methods

➜ nc 192.168.0.12 81
OPTIONS / HTTP/1.1
Host: 192.168.0.12

HTTP/1.1 200 OK
Date: Sun, 02 Apr 2017 12:34:34 GMT
Server: Apache
X-Content-Type-Options: nosniff
X-Frame-Options: sameorigin
X-XSS-Protection: 1; mode=block
Allow: GET,HEAD,POST,OPTIONS
Content-Length: 0
Content-Type: httpd/unix-directory

directive

ProxyVia

Information provided in the Via HTTP response header for proxied requests
http://httpd.apache.org/docs/2.2/en/mod/mod_proxy.html#proxyvia

[1:06:15 - 14-09-07] /Users/toripiyo/tmp % grep -i via /usr/local/etc/apache2/2.2/extra/httpd-proxy.conf
ProxyVia On
[1:05:58 - 14-09-07] /Users/toripiyo/tmp % curl -I www.rakuten.co.jp 2>/dev/null| grep -i via
Via: 1.1 localhost:8080

[1:11:08 - 14-09-07] /Users/toripiyo/tmp % grep -i via /usr/local/etc/apache2/2.2/extra/httpd-proxy.conf
ProxyVia Block
[1:12:09 - 14-09-07] /Users/toripiyo/tmp % curl -I www.rakuten.co.jp 2>/dev/null| grep -i via
[1:12:12 - 14-09-07]

[1:15:19 - 14-09-07] /Users/toripiyo/tmp % grep -i via /usr/local/etc/apache2/2.2/extra/httpd-proxy.conf
ProxyVia Off
[1:15:37 - 14-09-07] /Users/toripiyo/tmp % curl -I gree.co.jp 2>/dev/null| grep -i via
[1:15:48 - 14-09-07] /Users/toripiyo/tmp