Microsoft KB Archive/268643

= XFOR: Events 4003 and 4020, Internet Mail Service Does Not Start on Server Running Winsock Proxy Client =

Article ID: 268643

Article Last Modified on 10/28/2006

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APPLIES TO


 * Microsoft Exchange Server 5.5 Standard Edition

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This article was previously published under Q268643



SYMPTOMS
When you install Internet Mail Service (IMS) on a computer that is running Exchange Server 5.5 and Winsock Proxy (WSP) Client, IMS may not start. The application log of Event Viewer reports the following events:

Event ID=4003 The following error occurred while trying to retrieve protocol information. Error=11004

Event ID=4020 Unable to start the service because Winsock could not be initialized.



RESOLUTION
To resolve this behavior, remove the TCP/IP protocol, reinstall the TCP/IP protocol, and then reapply the latest Microsoft Windows NT 4.0 service pack and the latest Exchange Server 5.5 service pack:
 * 1) On the Windows taskbar, click Start, point to Settings, and then click Control Panel.
 * 2) In Control Panel, double-click Network, and then click the Protocols tab.
 * 3) In the Protocols properties page, click TCP/IP Protocols, and then click Properties. Record the settings from the TCP/IP properties page.
 * 4) In the Protocols properties page, click TCP/IP Protocols, click Remove, click OK, and then restart the Exchange Server computer.
 * 5) On the Windows taskbar, click Start, point to Settings, and then click Control Panel.
 * 6) In Control Panel, double-click Network, and then click the Protocols tab.
 * 7) In the Protocols properties page, click Add, click TCP/IP, and then click OK.
 * 8) Configure the TCP/IP protocol, using the settings you noted in Step 3, and then restart the Exchange Server computer.
 * 9) Apply the latest Windows NT 4.0 service pack and the latest Exchange Server 5.5 service pack. Restart the Exchange Server computer.
 * 10) If IMS does not restart, in Control Panel, double-click Services, click Microsoft Exchange Internet Mail Service, and then click Start.



MORE INFORMATION
For additional information, click the article numbers below to view the articles in the Microsoft Knowledge Base:

193928 XCON:Internet Mail Service Won't Start, Event ID 4007 and 4020

222134 XADM: Unable to Establish Proxy Functionality with Exchange Server Behind Proxy Server

222553 XFOR: IMC Events 4020, 4007 with Error 10048: Winsock Failed to Initialize

178532 XFOR: Configuring Exchange Internet Protocols with Proxy Server

181847 XADM: How to Configure Microsoft Exchange Server with Proxy Server

For additional information about obtaining service packs for Windows NT 4.0 and Exchange Server 5.5, click the article numbers below to view the articles in the Microsoft Knowledge Base:

152734 How to Obtain the Latest Windows NT 4.0 Service Pack

191014 How to Obtain the Latest Exchange Server 5.5 Service Pack

Keywords: kberrmsg kbnetwork kbprb KB268643

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