Set Network Connection Priority in Mac OS X
For those of us who use several different types of network connections to get online, you may want to take a moment to set the networking service priority in OS X. This insures that a Mac isn’t connecting through the wrong networking interface when multiple network services are available.
For example, if you have a Mac that is connected to an ethernet network, but also finds available wi-fi networks, you can set one of those to be the preferred connection type. This can also be used to prioritize connections through a VPN, and you can go a step further and set the priority on a per-location basis, which is perhaps the most useful way to use this trick.
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