自己解决啦，发出来分享下
修改D:\MUD3\Mir3Server\DBSvr里面Setup.ini

[setup]
ServerName=上古科技
GameDBName=Game3G
GameDBAcc=sa
GameDBPasswd=123456
AccountDBName=Account
AccountDBAcc=sa
AccountDBPasswd=123456
ver=0

[Server]
LoginSrvAddr=127.0.0.1
LoginSrvPort=5600
MapFilePath=D:\MUD3\Envir

[RunGate]
Rungate1=127.0.0.1,127.0.0.1:7201
Rungate2=127.0.0.1,127.0.0.1:7202
Rungate3=0
Rungate4=0
Rungate5=0
Rungate6=0
Rungate7=0
Rungate8=0