TS1317: Mac OS X: Troubleshooting a cable modem, DSL, or LAN Internet connection
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Q: 2 year old macbook pro ethernet port not working. It's not the cable or the router as they both work on another device. Any ideas ... 2 year old macbook pro ethernet port not working. It's not the cable or the router as they both work on another device. Any ideas on how to trouble shoot? more
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Helpful answers
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Feb 28, 2012 6:31 PM in response to buzzard_1969by BDAqua,Does it show up in System Profiler>Network?
Does it show up in System Preferences>Network as a port?
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Feb 29, 2012 5:48 AM in response to buzzard_1969by BobHarris,Try booting into Safe Mode so as to eliminate any 3rd party drivers.