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    <p><font face="Helvetica, Arial, sans-serif">Last night I renamed my
        ethernet adapter </font><span style="font-family:monospace"><font
          face="Helvetica, Arial, sans-serif"><span
            style="color:#000000;background-color:#ffffff;">enx7cc2c6305483
            (only one I have) to eth0.</span></font>  I found the
        instructions online.  I went into /etc/netplan. First I renamed
        01-network-manager-all.yaml to </span><span
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          style="font-family:monospace">o1-network-manager-all.yaml.bak 
          Then I created a new </span></span><span
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            style="font-family:monospace">01-network-manager-all.yaml
            and made the changes I wanted.  I did this because I
            sometimes use netwatch, but it expects eth0 to be there. I
            got tired of having to specify the ethernet interface
            (netwatch -e </span></span></span><span
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                style="color:#000000;background-color:#ffffff;">enx7cc2c6305483</span>). 
              After I made the change and rebooted, ifconfig showed eth0
              and netwatch worked without me having to use -e </span></span></span></span><span
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                  style="color:#000000;background-color:#ffffff;">enx7cc2c6305483</span>. 
                Today I found that Discovery gave me an error saying it
                was offline, even thought it told me there are new
                updates available.  Also my vpn client stopped working. 
                This was the only changed I made since yesterday, so I
                undid the changes I made in /etc/netplan and rebooted. 
                Discover and the VPN client worked like they're supposed
                to.  How can I rename the interface to eth0 and fix it
                so nothing complains that the interface it's looking for
                isn't there? Thanks.  Below are the two versions of </span></span></span></span></span><span
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                    style="font-family:monospace">01-network-manager-all.yaml</span></span></span></span></span></span></span></p>
    <p><span style="font-family:monospace"><span
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                  </span></span></span></span></span></span></span></p>
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                    style="font-family:monospace">Original, what I went
                    back to today</span></span></span></span></span></span></span></p>
    <p><span style="font-family:monospace"><span
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                    style="font-family:monospace"># Let NetworkManager
                    manage all devices on this system<br>
                    network:<br>
                      version: 2<br>
                      renderer: NetworkManager<br>
                  </span></span></span></span></span></span></span></p>
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                  </span></span></span></span></span></span></span></p>
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                    style="font-family:monospace">New one <br>
                    # Let NetworkManager manage all devices on this
                    system<br>
                      network:<br>
                       version: 2<br>
                        ethernets:<br>
                            eth0:<br>
                                dhcp4: true<br>
                                match:<br>
                                    macaddress: 7c:c2:c6:30:54:83<br>
                                set-name: eth0<br>
                    <br>
                  </span></span></span></span></span></span></span></p>
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                style="font-family:monospace"></span></span></span></span></span></p>
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