Thunderbolt networking on Ubuntu












0















I have a Gigabyte Titan Ridge TB3 AIC running on Ubuntu Server 18.10.



I have it configured so that if I plug a TB3 equipped computer into the card it negotiates a link-local IP address on thunderbolt0.



However, I cannot seem to get both ports on the card working at one time. If I try and add a configuration for thunderbolt1 networking stops working over TB.



The system will give an IP address to thunderbolt0 and thunderbolt1 and the two systems I am trying to connect will also see the link and give themselves an IP address as expected.



However, the two cannot communicate.



If I plug only one system in with the same configuration then it works as expected.



This is the netplan configuration that works for 1 device.



network:
ethernets:
eno1:
addresses:
dhcp4: true
optional: true
enp115s0:
addresses:
dhcp4: true
thunderbolt0:
addresses:
link-local: [ ipv4 ]
dhcp4: true
version: 2


If I duplicate the thunderbolt0 section as thunderbolt1 it breaks.



The two systems I am connecting are MacBook Pros.



My assumption is that something about this configuration is incorrect and I don't have the experience to understand why.










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    0















    I have a Gigabyte Titan Ridge TB3 AIC running on Ubuntu Server 18.10.



    I have it configured so that if I plug a TB3 equipped computer into the card it negotiates a link-local IP address on thunderbolt0.



    However, I cannot seem to get both ports on the card working at one time. If I try and add a configuration for thunderbolt1 networking stops working over TB.



    The system will give an IP address to thunderbolt0 and thunderbolt1 and the two systems I am trying to connect will also see the link and give themselves an IP address as expected.



    However, the two cannot communicate.



    If I plug only one system in with the same configuration then it works as expected.



    This is the netplan configuration that works for 1 device.



    network:
    ethernets:
    eno1:
    addresses:
    dhcp4: true
    optional: true
    enp115s0:
    addresses:
    dhcp4: true
    thunderbolt0:
    addresses:
    link-local: [ ipv4 ]
    dhcp4: true
    version: 2


    If I duplicate the thunderbolt0 section as thunderbolt1 it breaks.



    The two systems I am connecting are MacBook Pros.



    My assumption is that something about this configuration is incorrect and I don't have the experience to understand why.










    share|improve this question







    New contributor




    usulmuaddib is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.























      0












      0








      0








      I have a Gigabyte Titan Ridge TB3 AIC running on Ubuntu Server 18.10.



      I have it configured so that if I plug a TB3 equipped computer into the card it negotiates a link-local IP address on thunderbolt0.



      However, I cannot seem to get both ports on the card working at one time. If I try and add a configuration for thunderbolt1 networking stops working over TB.



      The system will give an IP address to thunderbolt0 and thunderbolt1 and the two systems I am trying to connect will also see the link and give themselves an IP address as expected.



      However, the two cannot communicate.



      If I plug only one system in with the same configuration then it works as expected.



      This is the netplan configuration that works for 1 device.



      network:
      ethernets:
      eno1:
      addresses:
      dhcp4: true
      optional: true
      enp115s0:
      addresses:
      dhcp4: true
      thunderbolt0:
      addresses:
      link-local: [ ipv4 ]
      dhcp4: true
      version: 2


      If I duplicate the thunderbolt0 section as thunderbolt1 it breaks.



      The two systems I am connecting are MacBook Pros.



      My assumption is that something about this configuration is incorrect and I don't have the experience to understand why.










      share|improve this question







      New contributor




      usulmuaddib is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I have a Gigabyte Titan Ridge TB3 AIC running on Ubuntu Server 18.10.



      I have it configured so that if I plug a TB3 equipped computer into the card it negotiates a link-local IP address on thunderbolt0.



      However, I cannot seem to get both ports on the card working at one time. If I try and add a configuration for thunderbolt1 networking stops working over TB.



      The system will give an IP address to thunderbolt0 and thunderbolt1 and the two systems I am trying to connect will also see the link and give themselves an IP address as expected.



      However, the two cannot communicate.



      If I plug only one system in with the same configuration then it works as expected.



      This is the netplan configuration that works for 1 device.



      network:
      ethernets:
      eno1:
      addresses:
      dhcp4: true
      optional: true
      enp115s0:
      addresses:
      dhcp4: true
      thunderbolt0:
      addresses:
      link-local: [ ipv4 ]
      dhcp4: true
      version: 2


      If I duplicate the thunderbolt0 section as thunderbolt1 it breaks.



      The two systems I am connecting are MacBook Pros.



      My assumption is that something about this configuration is incorrect and I don't have the experience to understand why.







      networking server 18.10 macbook-pro thunderbolt






      share|improve this question







      New contributor




      usulmuaddib is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question







      New contributor




      usulmuaddib is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question






      New contributor




      usulmuaddib is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      asked 4 hours ago









      usulmuaddibusulmuaddib

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      New contributor





      usulmuaddib is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






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