Here are the latest networking-related Knowledge Base articles for the week of December 27, 2009 – January 2, 2010. Happy New Year!

974841 An update is available for Windows XP to support protocol negotiation for remote procedure call (RPC) over HTTP Authentication

977526 Communication is interrupted periodically when you start a communication from a computer that is running Windows Vista or Windows Server 2008 to a computer that is running Windows XP or Windows Server 2003

977656 You cannot start a VPN connection that uses CHAP or PAP authentication to a computer that is running Windows Vista or Windows Server 2008

976674 The computer stops responding when you access some shared files from a computer that is running Windows Server 2008 or Windows Vista

975363 A time-out error occurs when many NTLM authentication requests are sent from a computer that is running Windows Server 2008 R2 or Windows 7 in a high latency network

- Mike Platts