nginx负载均衡的配置方法

upstream www.***.com {
    server ;
    server ;
    server ;
}
server {
    listen    ;
    server_name  www.***.com;

    #charset koi8-r;

    #access_log  logs/host.access.log  main;

    location / {
        proxy_pass http://www.***.com;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}