Mudando a Password

• Passwords agrupadas em um servidor (NIS):

     $ yppasswd
     Changing NIS password for phmb on recife.
     Old password:
     New password:
     Retype new password:
     NIS entry changed on recife
  

• Passwords repetidas pela rede:

     $ passwd
     passwd:  Changing password for phmb
     Old password:
     ...