查询和开启3389端口方式

REG查询3389状态（0：ON、1：OFF）

REG query "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server" /v fDenyTSConnections

REG查询3389端口（16进制->10进制）

REG query "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server\Wds\rdpwd\Tds" /s
REG query "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp" /v PortNumber
set /a Port=0xd3d

tasklist、netstat命令查询3389端口

tasklist /svc | findstr "TermService"
netstat -ano | findstr "pid"

REG命令开启3389端口

REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server" /v fDenyTSConnections /t REG_DWORD /d 0 /f

WMIC命令开启3389端口

wmic RDTOGGLE WHERE ServerName='%COMPUTERNAME%' call SetAllowTSConnections 1
前提条件是确保“Windows Management Instrumentation（Winmgmt）”服务已正常启动。

WMIC开启远程主机3389端口

wmic /node:192.168.0.103 /user:administrator /password:betasec PATH win32_terminalservicesetting WHERE (__Class!="") CALL SetAllowTSConnections 1

wmic /node:192.168.0.116 /user:administrator /password:betasec RDTOGGLE WHERE ServerName='WIN-TO2CN3V2VPR' call SetAllowTSConnections 1
wmic /node:192.168.0.116 /user:administrator /password:betasec process call create 'cmd.exe /c REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server" /v fDenyTSConnections /t REG_DWORD /d 0 /f'

MSSQL xp_regwrite开启3389端口

1、查询3389开启状态
exec master.dbo.xp_regread 'HKEY_LOCAL_MACHINE','SYSTEM\CurrentControlSet\Control\Terminal Server' ,'fDenyTSConnections'

2、查询3389远程桌面端口
exec master.dbo.xp_regread 'HKEY_LOCAL_MACHINE','SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp','PortNumber' 

3、开启3389远程桌面端口（0：ON、1：OFF）
exec master.dbo.xp_regwrite 'HKEY_LOCAL_MACHINE','SYSTEM\CurrentControlSet\Control\Terminal Server','fDenyTSConnections','REG_DWORD',0;