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Questions tagged [libvirt]

toolkit and library for managing virtual machines and containers

8 votes
5 answers
18k views

How to configure macvtap to let it pass multicast packet correctly?

I'm trying to create VMs which can see each other and host. They are hosted with qemu/kvm and managed via libvirt. The network adapter of VMs is created with macvtap(VEPA mode) for performance. After ...
Given92's user avatar
  • 83
32 votes
3 answers
73k views

libvirt: "Failed to initialize a valid firewall backend"

I'm trying to set up a virtual NAT network device without DHCP for libvirt on an Arch Linux host. What I have tried: # virsh net-define network.xml Network default defined from network.xml [...
testandby's user avatar
  • 429
2 votes
0 answers
588 views

Fedora, vagrant and libvirt

In my continuing attempts to get vagrant up (* No kernel sources available for 4.4.4-301.fc23.x86_64) I have been trying to use the libvirt provider because libvirt is faster and does not require ...
DMCoding's user avatar
  • 223