GET /index.txt HTTP/1.1
upgrade: h2c
http2-sent-Type: appluser-nnection: Upgrade, HTTP2-Settinpgrade: h2c
http2-sent-Type: appluser-nnection: Upgrade, HTTP2-Settings
upgrade: h2c
http2-sent-Type: appluser-agent: nghttp2/1.16.1

tgnihttp2/1.16.

--MARK--
