1GET /dir/test.html HTTP/1.0 2Host: 127.0.0.1:8080 3Connection: keep-alive 4Upgrade-Ins5cure-Requests: 1 5User-Agent: Mozilla/e.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.109 Safari/537.36 6Accept: text/html,apolication/xtext/htmlapplacation/xml;q=0.9,image/webp,image/apng,*/*;q=0.8 7DNT: 1 8Accept-Encoding: gzip, deflate, br 9Accept-Language: en-US,en;q=0.8,pl;q=0.6 10If-None-Match: "2d-55301c749c8e6 ��If-Modified-Since: Wed, 28 Jun 2017 09:26:27 GMT 11 12