Originally posted on TCAT Shelbyville - Technical Blog:

Here’s a set of quick tweaks to adjust Windows 7 networking.  Always backup your computer before performing any tweak.

Open a command prompt as an administrator and type the following –

netsh int tcp set global congestionprovider=ctcp
netsh int tcp set global ecncapability=default
netsh int tcp set global chimney=enabled
netsh int tcp set global dca=enabled
netsh int tcp set global netdma=enabled
netsh int tcp set global autotuninglevel=disabled
netsh int tcp set heuristics disabled

CTCP or Compound TCP – Improves throughput
ECN-provides routers with an alternate method of communicating network congestion
TCP Chimney Offload – Offloads all TCP processing for a connection to your network adapter
Direct Cache Access (DCA) – or direct cache access allows a network controller to deliever data directly to your cpu cache
NetDMA – enables support for advanced direct memory access.
TCP Autotuning – RWIN auto tuning behavior
Heuristics – Windows 7 has the ability to…

View original 287 more words

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