DOCUMENT:Q241657 06-AUG-2002 [winnt] TITLE :Client's Valid ...0 Host Address Disallowed on Network PRODUCT :Microsoft Windows NT PROD/VER:winnt:4.0,4.0 SP4,4.0 SP5 OPER/SYS: KEYWORDS:kberrmsg kbnetwork kbWinNT4sp6fix ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT Server version 4.0, Terminal Server Edition - Microsoft Windows NT Server versions 4.0, 4.0 SP4, 4.0 SP5 - Microsoft Windows NT Workstation versions 4.0, 4.0 SP4, 4.0 SP5 - Microsoft Windows NT Server, Enterprise Edition versions 4.0, 4.0 SP4, 4.0 SP5 ------------------------------------------------------------------------------- SYMPTOMS ======== When a Dynamic Host Control Protocol (DHCP) client is issued an ...0 address from a DHCP server on which the scope allows for a valid ...0 address (even though another address may be excluded) and receives the address successfully as an active DHCP client, the DHCP client's network connectivity may not function properly. Error messages may be generated when the DHCP client, or other network resources or services, attempt to establish a network connection. You may see the following error message when other network resources or services try to communicate across the network with the DHCP client: Destination specified is invalid You may see the following error message when the DHCP client attempts to establish a connection with other network resources: Request timed out CAUSE ===== Although the DHCP client receives the address from the DHCP server, the address it receives is viewed as a "network address" instead of a client address on the network. The use of the ...0 address is disallowed as a client address even though it is a valid host address. RESOLUTION ========== Windows NT Server or Workstation 4.0 ------------------------------------ To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the individual software update. For information on obtaining the latest service pack, please go to: - http://www.microsoft.com/Windows/ServicePacks/ -or- - Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack For information on obtaining the individual software update, contact Microsoft Product Support Services. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web: http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS Windows NT Server 4.0, Terminal Server Edition ---------------------------------------------- To resolve this problem, obtain the latest service pack for Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the Microsoft Knowledge Base: Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack STATUS ====== Microsoft has confirmed that this is a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT Server 4.0 Service Pack 6 and Windows NT Server 4.0, Terminal Server Edition Service Pack 6. MORE INFORMATION ================ For additional information about DHCP, scopes, and TCP/IP addressing and subnetting, please refer to the following Request for Comment (RFC) documents: - 950: Internet Standard Subnetting Procedure - 1918: Address Allocation for Private Internets - 2131: Dynamic Host Configuration Protocol - 2151: A Primer on Internet and TCP/IP Tools and Utilities - 1180: A TCP/IP Tutorial - 1219: On the Assignment of Subnet Numbers For information about obtaining RFCs, please see the following article in the Microsoft Knowledge Base: Q185262 How to Obtain Request for Comments Documents from the Internet Additional query words: ====================================================================== Keywords : kberrmsg kbnetwork kbWinNT4sp6fix Technology : kbWinNTsearch kbWinNTWsearch kbWinNTW400 kbWinNTW400search kbWinNT400search kbWinNTW400sp5 kbWinNTW400sp4 kbWinNTSsearch kbWinNTSEntSearch kbWinNTSEnt400sp5 kbWinNTSEnt400sp4 kbWinNTSEnt400 kbWinNTS400sp5 kbWinNTS400sp4 kbWinNTS400search kbWinNTS400 kbNTTermServ400 kbNTTermServSearch Version : winnt:4.0,4.0 SP4,4.0 SP5 Issue type : kbbug Solution Type : kbfix ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2002.