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ethtool, WOL: What does "wake on physical activity" actually mean and (how) can I use it?

Fresh5 days ago
Mar 15, 202617725 views
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Problem

I am fighting with the WOL settings of my Ubuntu box at the moment. The idea is to have an HTTP/SVN server to sleep while it's unused and wake up when it's accessed. So far, wake-on-LAN works and is activated on startup: As you can see, I also set the flag ('wake on physical activity'). My assumpti…

Error Output

Settings for eth1:
        Supported ports: [ TP ]
        Supported link modes:   10baseT/Half 10baseT/Full
                                100baseT…

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1 Fix

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Fix for: ethtool, WOL: What does "wake on physical activity" actually mean and (how) can I use it?

Low Risk

Note: the question is a 4+ year old cross post from here. Not sure why it gets a bounty after more than 4 years, but probably it received a wol package ;-) The ethtool manual says: The PHY activity refers to the PHY chip, that handles communication …

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