Difference between revisions of "KVM networking"
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<code>[[virt-install]]</code> | <code>[[virt-install]]</code> | ||
| − | --network network=default | + | [[--network]] network=default |
--network=bridge:br0 | --network=bridge:br0 | ||
--network=bridge:virbr0 | --network=bridge:virbr0 | ||
| Line 6: | Line 6: | ||
== Interface types == | == Interface types == | ||
| − | <interface type='direct'> (The interface type for [[macvtap]] is direct) | + | <[[interface]] type='direct'> (The interface type for [[macvtap]] is direct) |
<interface type='network'> | <interface type='network'> | ||
== Configuration examples == | == Configuration examples == | ||
<interface type='direct'> | <interface type='direct'> | ||
| − | + | <source dev='[[eno]]1' mode='[[bridge]]'/> | |
| − | <source dev=' | ||
<model type='[[virtio]]'/> | <model type='[[virtio]]'/> | ||
<address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> | <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> | ||
| Line 18: | Line 17: | ||
<interface type='direct' [[trustGuestRxFilters]]='yes'> | <interface type='direct' [[trustGuestRxFilters]]='yes'> | ||
| − | |||
<source dev='eno1' mode='bridge'/> | <source dev='eno1' mode='bridge'/> | ||
<model type='virtio'/> | <model type='virtio'/> | ||
| Line 32: | Line 30: | ||
</interface> | </interface> | ||
| + | |||
| + | Read B.9. GUEST CAN REACH OUTSIDE NETWORK, BUT CANNOT REACH HOST WHEN USING MACVTAP INTERFACE | ||
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/virtualization_host_configuration_and_guest_installation_guide/app_macvtap | https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/virtualization_host_configuration_and_guest_installation_guide/app_macvtap | ||
<interface type='network'> | <interface type='network'> | ||
| Line 37: | Line 37: | ||
<model type='virtio'/> | <model type='virtio'/> | ||
</interface> | </interface> | ||
| − | |||
== [[MacVTap]] (direct) == | == [[MacVTap]] (direct) == | ||
| Line 51: | Line 50: | ||
* [[virtio]] | * [[virtio]] | ||
* [[MacVTap]] | * [[MacVTap]] | ||
| − | + | * Options: <code>[[trustGuestRxFilters]]</code>, to enable [[multicast]] support | |
| − | * Options: <code>[[trustGuestRxFilters]]</code> | ||
* <code>[[/etc/libvirt/qemu/networks/default.xml]]</code> | * <code>[[/etc/libvirt/qemu/networks/default.xml]]</code> | ||
* [[brctl show]] | * [[brctl show]] | ||
Latest revision as of 09:14, 4 April 2021
--network network=default --network=bridge:br0 --network=bridge:virbr0
Contents
Interface types[edit]
<interface type='direct'> (The interface type for macvtap is direct) <interface type='network'>
Configuration examples[edit]
<interface type='direct'>
<source dev='eno1' mode='bridge'/>
<model type='virtio'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
</interface>
<interface type='direct' trustGuestRxFilters='yes'> <source dev='eno1' mode='bridge'/> <model type='virtio'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> </interface>
<interface type='network'>
<mac address='52:54:00:5d:c1:a5'/>
<source network='default'/>
<model type='rtl8139'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
</interface>
Read B.9. GUEST CAN REACH OUTSIDE NETWORK, BUT CANNOT REACH HOST WHEN USING MACVTAP INTERFACE
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/virtualization_host_configuration_and_guest_installation_guide/app_macvtap
<interface type='network'> <source network='isolated'/> <model type='virtio'/> </interface>
MacVTap (direct)[edit]
<interface type=”direct”> <mac address=12:34:56:78:9a:bc/> <source dev=private1 mode=bridge/> <model type=virtio/> <driver name=vhost/> </interface>
Related commands[edit]
virsh dumpxml- virtio
- MacVTap
- Options:
trustGuestRxFilters, to enable multicast support /etc/libvirt/qemu/networks/default.xml- brctl show
See also[edit]
- Virsh net: KVM networking,
virsh net-info,virsh net-define,virsh net-list,virsh net-edit,virsh net-dhcp-leases,virsh net-start,virsh net-autostart,virsh net-list, KVM networking,/etc/libvirt/qemu/networks/default.xml, MacVTap - KVM networking, virsh net, MacVTap, Macvtap logs, virtio,
trustGuestRxFilters - KVM, Installation, QEMU,
virsh,virtinst,libguestfs-tools, libvirt, qemu, Red Hat Virtualization (RHV), MacVTap, Virtio, oVirt, KVM services, KVM networking, KVM graphics, CPU, KVM on ARM
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