Configure Network bridge for KVM/QEMU virtualization -18.04 LTS












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I'll be on a server with 2 ethernet interfaces, Ubuntu desktop 18.04, virtualization apps including virt-manager and virtualbox



I want to use DHCP from my home router to assign IPs on the bridge, I will have both ethernets plugged into the same router/subnet.



Eventually I want to configure it as static but for now I need to understand how to do it with DHCP.



I think there are different ways to do this. It seems 18.04 has a thing called netplan which changes the way network interfaces are setup.. I'm not real clear on the specifics... But it looks like netplan lets you use network-manager or systemd-networkd to run all your interfaces, depending on your preference.



I think a third option is to configure the bridge using bridge-utils, seems promising.



This page is what lead me to this understanding:
https://www.hiroom2.com/2018/05/08/ubuntu-1804-bridge-en/
(VERY interesting site overall, check that guy's stuff out sometime)



So here's my question:
How should I setup the bridge for my VMs/containers? What method do I use and why?



I want to plug both of the cables in, and see all my VMs on the net. I just want to know a method that works well.









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    I'll be on a server with 2 ethernet interfaces, Ubuntu desktop 18.04, virtualization apps including virt-manager and virtualbox



    I want to use DHCP from my home router to assign IPs on the bridge, I will have both ethernets plugged into the same router/subnet.



    Eventually I want to configure it as static but for now I need to understand how to do it with DHCP.



    I think there are different ways to do this. It seems 18.04 has a thing called netplan which changes the way network interfaces are setup.. I'm not real clear on the specifics... But it looks like netplan lets you use network-manager or systemd-networkd to run all your interfaces, depending on your preference.



    I think a third option is to configure the bridge using bridge-utils, seems promising.



    This page is what lead me to this understanding:
    https://www.hiroom2.com/2018/05/08/ubuntu-1804-bridge-en/
    (VERY interesting site overall, check that guy's stuff out sometime)



    So here's my question:
    How should I setup the bridge for my VMs/containers? What method do I use and why?



    I want to plug both of the cables in, and see all my VMs on the net. I just want to know a method that works well.









    share







    New contributor




    RobertJohnston18 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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      I'll be on a server with 2 ethernet interfaces, Ubuntu desktop 18.04, virtualization apps including virt-manager and virtualbox



      I want to use DHCP from my home router to assign IPs on the bridge, I will have both ethernets plugged into the same router/subnet.



      Eventually I want to configure it as static but for now I need to understand how to do it with DHCP.



      I think there are different ways to do this. It seems 18.04 has a thing called netplan which changes the way network interfaces are setup.. I'm not real clear on the specifics... But it looks like netplan lets you use network-manager or systemd-networkd to run all your interfaces, depending on your preference.



      I think a third option is to configure the bridge using bridge-utils, seems promising.



      This page is what lead me to this understanding:
      https://www.hiroom2.com/2018/05/08/ubuntu-1804-bridge-en/
      (VERY interesting site overall, check that guy's stuff out sometime)



      So here's my question:
      How should I setup the bridge for my VMs/containers? What method do I use and why?



      I want to plug both of the cables in, and see all my VMs on the net. I just want to know a method that works well.









      share







      New contributor




      RobertJohnston18 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I'll be on a server with 2 ethernet interfaces, Ubuntu desktop 18.04, virtualization apps including virt-manager and virtualbox



      I want to use DHCP from my home router to assign IPs on the bridge, I will have both ethernets plugged into the same router/subnet.



      Eventually I want to configure it as static but for now I need to understand how to do it with DHCP.



      I think there are different ways to do this. It seems 18.04 has a thing called netplan which changes the way network interfaces are setup.. I'm not real clear on the specifics... But it looks like netplan lets you use network-manager or systemd-networkd to run all your interfaces, depending on your preference.



      I think a third option is to configure the bridge using bridge-utils, seems promising.



      This page is what lead me to this understanding:
      https://www.hiroom2.com/2018/05/08/ubuntu-1804-bridge-en/
      (VERY interesting site overall, check that guy's stuff out sometime)



      So here's my question:
      How should I setup the bridge for my VMs/containers? What method do I use and why?



      I want to plug both of the cables in, and see all my VMs on the net. I just want to know a method that works well.







      networking 18.04 virtualization kvm network-bridge





      share







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      RobertJohnston18 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      Check out our Code of Conduct.








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      RobertJohnston18 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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