Exchange Server 2003 allows Outlook 2003 clients installed on Windows XP Service Pack 1 and above full MAPI client access to Exchange Server 2003 resources using the new RPC over HTTP protocol. RPC over HTTP allows the RPC commands required for full Outlook 2003 MAPI client access to be wrapped or "encapsulated" in an HTTP header and passed through proxies that allow outbound HTTP/HTTPS (SSL). ISA Server 2000 is the ideal firewall to provide the highest level of protection for your Exchange Servers while at the same time allowing the rich functionality the Outlook RPC over HTTP client provides. Check out part 1 of this series on how to configure the ISA firewall to allow secure RPC over HTTP connections to your Exchange 2003 Server.
Microsoft Office Live Communications Server 2003 is a manageable and extensible instant messaging server (IMS) that provides a real-time collaboration solution. It enables corporations to reach, collaborate, and respond to information more quickly as compared to telephones and e-mail. In this article we'll walk you through the steps that are involved while installing and configuring the Live Communications Server.
Following the implementation of Exchange Server in a company it is often desirable connect to users mailboxes using Web Access. Especially with the new release of Exchange Server it is quite interesting to use OWA because you have nearly all the functionality as Microsoft Office Outlook 2003. Within this article we provide a detailed step-by-step guide for implementing Outlook Web Access. Priority will be given to security issues at every stage of the implementation.
Marc Grote presents his first article for MSExchange.org and we are pleased to welcome him on board. Exchange 2003 provides a new cool Feature called Outlook Mobile Access (OMA). OMA allows users to access Exchange data by using mobile devices. Exchange 2003 provides two services for mobile users: Microsoft Exchange ActiveSync and Microsoft Outlook Mobile Access. This article is based on Windows 2003 Enterprise Edition (Build 3790), Exchange 2003 Enterprise RTM and the Mobile Browser Simulator / Gateway from Nokia.
Sometimes, in order to troubleshoot mail problems you can use a handy tool installed on every Windows 2000/2003 server, Outlook Express. Outlook Express is a powerful SMTP diagnostic tool. It's availability on almost all mail servers and workstations makes it easy to play Sherlock Holmes finding clues regarding mail problems.
Spam is a major threat to the Internet and corporate networks today. Spam clogs Internet routers and gateways, usurps bandwidth on corporate Internet links, and consumes processor cycles and disk space on corporate SMTP relays and mail servers. Criminal spammers are using increasingly sophisticated techniques to circumvent spam filtering applications. The more complex the spammer’s attack methodologies used to avoid detection, the more processor intensive the spam whacking applications must be. These processor cycles are robbed from other applications and services running on the same machine and often require that you dedicate a single box to spam filtering. This two part article shows you with detailed step by step instructions on how to make your ISA Server 2000 firewall into a front-end spam filtering SMTP relay.
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