http://blogs.technet.com/tristank/archive/2008/03/17/post-sp2-tcp-offload-fix.aspxI've mentioned Chimney before . Now, a new Windows Update fix for TCP Offload, which turns it off . It was on by default in Windows Server 2003 SP2, so if your NIC supported Offload, or RSS, or that other thing I can never remember, it was enabled. But:en-AUCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.technet.com/tristank/archive/2008/03/17/post-sp2-tcp-offload-fix.aspx#3010163Mon, 17 Mar 2008 22:40:46 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3010163Jeff Atwood<p>Yeah, I've gotten into trouble with this setting before, too.</p> <p>You'd think dedicated hardware would be faster than software, but it's sort of ironic-- the hardware support tends to be broken and written-in-stone problematic, whereas the software is fluid, malleable, and fixable.</p> <p>Go figure.</p>http://blogs.technet.com/tristank/archive/2008/03/17/post-sp2-tcp-offload-fix.aspx#3220163Tue, 31 Mar 2009 08:03:26 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3220163Blog du Tristank<p>Just following on from some Lifecycle-related musings . 24 months after SP2 was released, Windows 2003</p>