Linux command: User ??? Manage-finger

Linux command: User ??? Manage -- finger name?: Finger use? Core? Why is it true? Inger [options] user [@ address]? Ming: Can finger? User query? Some other users? Material .?? Harmonic? Required parameter Y: Login... Linux command: User ??? Manage -- finger name?: Finger use? Usage of zookeeper for all users: finger [options] user [@ address]? Ming: Can finger? User query? Some other users? Material .?? Harmonic? Maybe there are: Login Name User Name Home directory Shell Login status mail status. plan. project. forward where. plan,. project and. forward are the users in their Home Directory?? N case?? Material. If?] Yes?] Yes. Finger command? K is not limited to the same server? Are you happy ?, Or yes? Why ??? Client server? The palm of your hand is the neon, the riddle, the V Gray? O 1 ?? It can be an e-mail address. ??? Nbsp;-l multiline?. -S? Vortex tip @ .????? Only? Indicates the login name ?, Really ?? Name ,? End? C name ?,? Set? R ?, Login? R ?,? Public room ?? And ????. If?? Client server? Is it true? @????? O-efficiency. Example: which of the following commands can be queried? Ben? C management? T's? Material: finger root it? Result: Login: root Name: root Directory:/root Shell:/bin/bash Never logged in. No mail. No Plan.