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Does anyone know of a utility similar to's TCP Optimizer or some other way to accomplish the same thing on Mac OS X (preferably with Snow Leopard)?

Screenshot of TCP Optimizer Application running

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What is it you're trying to achieve, exactly? – Daniel Beck Aug 15 '12 at 23:28
@Daniel Beck: Better download speeds, esp when web browsing. – martineau Aug 15 '12 at 23:38

You can always check out any Linux based howto on this topic, Mac is also only a Unix system. Most guides you'll find online are targeted towards servers (although Mac based servers are really rare). The following was taken from ESnet:

Apply these settings to /etc/sysctl.conf, and reboot:
# set this for hosts connected at 1GE or higher
# for 10G hosts it would be nice to increase this too, but
# 4G seems to be the limit for some OSX installations

For a more in-depth discussion of the topic check the following lengthy post Performance Tuning the Network Stack on Mac OS X.

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Welcome to Super User! Whilst this may theoretically answer the question, it would be preferable to include the essential parts of the answer here, and provide the link for reference. – Daniel Beck Aug 16 '12 at 1:00

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