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gNAT is a small program designed to give users graphical access to Mac OS X's Network Address Translation (NAT) services without having to use the command line. NAT is a protocol used to share a single Internet connection among multiple computers without requiring a dedicated hardware router. gNAT can be used as a Mac OS X alternative to the basic Internet sharing feature of IPNetRouter.

What's New

Version 1.0b9 adds the following:
  • Rewrote Interface Checker to avoid crashes for unexpected serial devices.
  • Sort external and internal interface popups consistently.
  • Fixed bug in adding or removing an IP alias.
  • Improved error checking
  • Made starting and stoping Internet sharing more reliable (but it still fails to restart correctly after being stopped sometimes).
  • Updated setup more...


MacOS X 10.0 or later

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Current Version (1.x)


Downloads 4,554
Version Downloads 1,762
License Free
Date 23 Nov 2001
Platform OS X / PPC 32
Price Free
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