1:下载steam
http://store.steampowered.com/
2:安装并登陆steam
3:安装L4D2社区服务器
4:运行L4D2社区服务器
5:测试
6:server.cfg说明rcon_password "password"
sv_allow_lobby_connect_only 0
mp_disable_autokick 1
sv_alltalk 0
sv_consistency 1
sv_contack "youremail@gmail.com"
sv_voiceenable 1
sv_region 255
sv_log_onefile 0
sv_logbans 1
sv_lan 0
sv_pure "1"
sv_cheats "0"
sv_region 4 //4=亚洲，仅限亚洲
sv_allow_lobby_connect_only 0 //不允许大厅匹配
sv_steamgroup "" //编号数字改成自己的组,逗号分隔
sv_steamgroup_exclusive 1 //只允许组内成员匹配
7:命令行启动说明A:\L4D2\srcds.exe -console -game left4dead2 -ip 10.0.0.2 +port 27020 +hostip YOURDEDIIP +maxplayers 8 +exec server.cfg +map c2m1_highway
8:mod
9:自定义地图