Microsoft has announced the release of Service Pack 1  (SP1) for Exchange Server 2010, the most widely  deployed email platform in Enterprise Organisations  across the globe. Microsoft Exchange Server 2010 was  released in November 2009 to a very warm reception  from administrators and industry commentators alike.  Organisations looking to deploy SP1 will benefit from new  features, functionality as well as improvements for  administrative tasks. Building on Exchange Server 2010’s  focus on Unified Communications capability, high availa  bility functionality, DAG Storage architecture, and  improved administration, some of the key highlights of  Exchange Server 2010 SP1 include:      Client Access Server improvements      Exchange Store and Mailbox Database functionality      Messaging Policy and Compliance functionality      Unified Messaging Server Role improvements  Introducing Exhanger SErver 2010 Introduction to Email Administration Standard and Protocols Understanding Avilability, Reovery, and Compliance Message Security and Hygiene Introduction to PowerShell and the Exchange Managment Shell Exchange Autodiscover Virutualizing Exchange Server 2010 Exchange Server, Email, and SharedPint 2007 Exchange SErver 2010 Quick Sart Quide Understanding Server Roles and Configurations Exchange Server 2010 Requirements Installing Exchange Server 2010 Upgrades and Migrations Management Permission and Role-Based Administration (RBAC) Basics of Recipient Management Managing Mailboxes and Mailbox Content Managing Mail-Enable Contacts and Users Managing Resource Mailboxes Public Folder Management Getting Started with Email Archiving Understanding the Client Access Server Managing Connectivity with Hub Transport Server Managing Transport and Jounaling Rules Internet and Email