server
{
  listen 80;
  server_name *.vnc.aaa.com;
  proxy_buffering off;
  location ^~ / {
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_set_header Host $host;
    # 長(zhǎng)連接優(yōu)化（防超時(shí)斷開(kāi)）
    proxy_read_timeout 86400s;  # 超時(shí)時(shí)間設(shè)為 24 小時(shí)[3,4](@ref)
    proxy_send_timeout 86400s;
    # 傳遞客戶(hù)端真實(shí) IP
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Cookie $http_cookie;      # 轉(zhuǎn)發(fā)客戶(hù)端 Cookie 到后端
    proxy_pass_header Set-Cookie;              # 允許后端 Set-Cookie 返回給客戶(hù)端
    proxy_pass http://127.0.0.1:6080;
  }
  access_log  vnc_access.log;
  error_log  vnc_error.log;
}