Exchange Management Shell:

  • It's a new automation and scripting shell.
  • It has the command-line management interface and associated command-line plug-ins for Exchange Server that enable automation of administrative tasks in an Exchange 2007 environment. 
  • It is built on Microsoft Windows PowerShell (“Monad").
  • With Exchange Management Shell administrators can achieve every aspect of Exchange Server 2007.
    • For example, configure transport agents, SMTP connectors, enable new e-mail accounts
  • Mainly the tasks that you can't perform in the Exchange Management Console can be achieve through Exchange Management Shell.