server {

    # Server IP
    listen [1::2:3:4]:80;
    listen 127.0.0.1:80;
    listen [::1]:80;

    server_name mobileproxy-internal.passport.yandex.net;

    access_log /var/log/nginx/mobileproxy-ysa.access.log mobileproxy buffer=128k flush=5s;
    error_log /var/log/nginx/mobileproxy-ysa.error.log warn;

    location / {
        proxy_read_timeout    3ms;
        proxy_send_timeout    1ms;
        proxy_connect_timeout 1ms;
        proxy_http_version    1.1;
        proxy_set_header      Connection "";

        proxy_pass http://ysa$request_uri;
    }
}
