Winsock Error: Can't Assign Requested Address (239424)


The information in this article applies to:

  • Microsoft Internet Information Server 4.0
This article was previously published under Q239424
We strongly recommend that all users upgrade to Microsoft Internet Information Services (IIS) version 6.0 running on Microsoft Windows Server 2003. IIS 6.0 significantly increases Web infrastructure security. For more information about IIS security-related topics, visit the following Microsoft Web site:

http://www.microsoft.com/technet/security/prodtech/IIS.mspx

SYMPTOMS

After you create a new Web site in Internet Information Server (IIS) and you attempt to start the new site, the following error message may occur:
Winsock Error: Can't assign requested address

CAUSE

This error can occur because the IP address that was specified for the IP address of the new Web site is not bound to the Network Card on the server.

RESOLUTION

To resolve this issue, add the new IP address to the IP Protocol tab by performing the following steps:
  1. In Control Panel, open Network Properties and choose Protocols .
  2. Select TCP/IP Protocol and choose Properties.
  3. Click Advanced.
  4. Add the IP Address and the Subnet Mask.
  5. Click OK until you return to the desktop.
  6. Restart the Web server.

MORE INFORMATION

If you have added all the IP addresses that you can through the interface, see the following article to add the additional IP addresses to the registry:

149426 Adding more than Five IP addresses to NIC in Windows NT

Modification Type:MinorLast Reviewed:6/22/2005
Keywords:kbpending kbprb KB239424
©2004 Microsoft Corporation. All rights reserved.