Windows in the Enterprise: Can't log onto Exchange Server with Outlook 2000?

[Windows in the Enterprise: Best of myITforum]

Title: Windows in the Enterprise: Best of myITforum

January 06, 2005 Published by  TechTarget Windows in the Enterprise: Best of myITforum Issue Sponsored By:   > SearchWin2000.com Webcasts Can't log onto Exchange Server with Outlook 2000? [ by John Gormly, Contributor, myITforum.com ] Have you run into problems logging onto Exchange Server with Outlook 2000? When you attempt to connect to a Microsoft Exchange Server-based computer and you are running Outlook on a Windows 2000 Professional-based or Windows XP Professional-based computer, you may receive any of the following error messages: The Microsoft Exchange address book was unable to log onto the Microsoft Exchange server computer. Contact your system administrator if the problem persists. -OR- Your logon information is incorrect. -OR- Outlook could not log on. This behavior occurs because the Transmission Control Protocol/Internet Protocol (TCP/IP) stack is initialized incorrectly. This behavior can also be caused if the following registry key is corrupted or missing: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Rpc\ClientProtocols To resolve this behavior, uninstall and then reinstall TCP/IP. -OR- To replace this registry key, export the key from another computer and then import it on the affected computer. How to Uninstall TCP/IP 1. Log on as the local administrator. 2. Close all open programs and disable any antivirus program. 3. Right-click "My Network Places" on your desktop and then click "Properties." 4. Right-click "Local Area Connection" and then click "Properties." 5. Click "TCP/IP" and then click "Uninstall." 6. Click "Yes" if you receive the prompt to uninstall "TCP/IP." Your computer will restart at this point. How to Reinstall TCP/IP 1. Log on as the local administrator. 2. Right-click "My Network Places" on your desktop and then click "Properties." 3. Right-click "Local Area Connection" and then click "Properties." 4. Click "Install" and then click "Protocols." 5. Click "Add." 6. Click "TCP/IP" and then click "OK." 7. Click "Close in the Local Area Connection Properties" dialog box and then restart your computer. 8. Log onto the network and verify that Outlook resolves the Exchange Server name and the mailbox name. This article first appeared in myITforum, the premier online destination for IT professionals responsible for managing their corporations' Microsoft Windows systems. The centerpiece of myITforum.com is a collection of member forums where IT professionals actively exchange technical tips, share their expertise, and download utilities that help them better manage their Windows environments, specifically Microsoft Systems Management Server (SMS). It is part of the TechTarget network of Web sites. To register for the site and sign up for the myITforum daily newsletter, click here ABOUT THE AUTHOR: John Gormly has worked for a leading public accounting firm for the last 15 years. He is a regional technology director responsible for all aspects of technology, including PC support, LAN/WAN infrastructure, telecommunications, project management, training, IT deployments and personnel management. MORE INFO:  >  Exchange security best practices  >  Adding an Outlook profile  >  Disabling multiple Outlook Windows  >  Rebuilding the Outlook nickname cache   SearchWin2000.com Webcasts Sign up to receive the Webcast Alerts newsletter from SearchWin2000.com to hear about our latest webcasts with top experts. Webcast topics include Securing Computers Using GPOs, How to Stop Directory Harvest Attacks, Anti-Spam Best Practices, Exchange 2003 Migration Best Practices and more. Subscribe now and you'll be notified of upcoming events!   Contact Us Sales For sales inquiries, please contact us at: [EMAIL PROTECTED] Editorial For feedback about any of our articles or to send us your article ideas, please contact us at: [EMAIL PROTECTED] Free E-Newsletters! Select e-newsletters you would like to receive via e-mail! SearchWin2000: Today's News SearchWin2000: Tips from our experts Not a Member? We'll activate your membership with your subscription. ABOUT THIS E-NEWSLETTER This e-newsletter is published by TechTarget, the most targeted IT media and events company. Copyright 2005 TechTarget. All rights reserved. To unsubscribe from "Windows in the Enterprise: Best of myITforum": Go to unsubscribe: http://searchTechTarget.techtarget.com/u?cid=501058&lid=430805&track=NL-36 Please note, unsubscribe requests may take up to 24 hours to process; you may receive additional mailings during that time. A confirmation e-mail will be sent when your request has been successfully processed. Contact Us: TechTarget Member Services 117 Kendrick Street, Suite 800 Needham, MA 02494