Outlook Web Access

OWA is an Exchange e-mail client that lets users access their mailboxes and public folders using a Web browser. This client is installed and automatically runs on all Exchange 2003 servers. Implemented as an HTTP virtual server in IIS, OWA is accessible from both intranets and the Internet. OWA is not new to Exchange 2003; it was first introduced several years ago in Exchange 5.0. However, OWA has been much improved in Exchange 2003, and it now provides some of the features and functionality previously available only in Microsoft Outlook.

As mentioned in Chapter 2, OWA supports two types of clients: Premium clients and Basic clients. Premium clients require Internet Explorer 5.01 or later or Netscape Navigator 4.7 and later. ...

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