cmd
Identify the Session ID:
query session /server:dc-01
Output:
USERNAME SESSIONNAME ID STATE IDLE TIME
admin rdp-tcp#5 3 Active 1:23
logoff 3 /server:dc-01
PowerShell
$server = “DC-01”
$user = “admin”
$session = (quser /server:$server | Where-Object { $_ -match $user }) -split ‘\s+’ | Where-Object { $_ }
$sessionId = $session[2]
logoff $sessionId /server:$server