# HTTP 1.1 support
proxy_http_version 1.1;
proxy_buffering off;
proxy_set_header Host $http_host;
proxy_set_header Upgrade $http_upgrade;
#proxy_set_header Connection $proxy_connection;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
#proxy_set_header X-Forwarded-Proto $proxy_x_forwarded_proto;
#proxy_set_header X-Forwarded-Ssl $proxy_x_forwarded_ssl;
#proxy_set_header X-Forwarded-Port $proxy_x_forwarded_port;

# Mitigate httpoxy attack
proxy_set_header Proxy "";

# Custom Values Higher Buffer Size
proxy_buffer_size          128k;
proxy_buffers              4 256k;
proxy_busy_buffers_size    256k;