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siw

C:\Documents and Settings\lu>query user
USERNAME              SESSIONNAME        ID  STATE   IDLE TIME  LOGON TIME
  jim                           1  Disc        none   28/01/2015 02:1
9 p.m.
> lu               rdp-tcp#54          2  Active          .  01/03/2015 11:0
6 a.m.

C:\Documents and Settings\lu>logoff 1

C:\Documents and Settings\lu>query user
USERNAME              SESSIONNAME        ID  STATE   IDLE TIME  LOGON TIME
> lu              rdp-tcp#54          2  Active          .  01/03/2015 11:0