Here are the most recently published networking-related Knowledge Base articles:
975830 The memory usage of the Dns.exe process keeps increasing after you install hotfix 941672 on a computer that is running Windows Server 2003 SP2 and that has the DNS server role installed
975792 Numeric host names cannot be resolved on a computer that is running Windows Vista or Windows Server 2008
972887 Error message when multiple network adapters are configured to use static IP addresses on a computer that is running Windows Server 2008 SP2 or Windows Vista SP2: "0x000000D1 DRIVER_IRQL_NOT_LESS_OR_EQUAL"
976973 ICMP ping requests cannot wake a Windows 7-based computer from sleep
- Mike Platts