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| author | Christian Breunig <christian@breunig.cc> | 2023-09-09 07:27:57 +0200 |
|---|---|---|
| committer | Christian Breunig <christian@breunig.cc> | 2023-09-09 07:27:57 +0200 |
| commit | d80690d56318c401e881ad6e524c23aa9d0ffb8e (patch) | |
| tree | b8c230f8a704f38294eba26a849b91edf03d835f /docs | |
| parent | d4feb684165f5276890f878bb4cc569f58c4ef4f (diff) | |
| download | vyos-documentation-d80690d56318c401e881ad6e524c23aa9d0ffb8e.tar.gz vyos-documentation-d80690d56318c401e881ad6e524c23aa9d0ffb8e.zip | |
vxlan: T3700: support VLAN tunnel mapping of VLAN aware bridges
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/configuration/interfaces/vxlan.rst | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/docs/configuration/interfaces/vxlan.rst b/docs/configuration/interfaces/vxlan.rst index 86568686..2cb0b2f1 100644 --- a/docs/configuration/interfaces/vxlan.rst +++ b/docs/configuration/interfaces/vxlan.rst @@ -132,6 +132,36 @@ For optimal scalability, Multicast shouldn't be used at all, but instead use BGP to signal all connected devices between leaves. Unfortunately, VyOS does not yet support this. +Single VXLAN device (SVD) +========================= + +FRR supports a new way of configuring VLAN-to-VNI mappings for EVPN-VXLAN, when +working with the Linux kernel. In this new way, the mapping of a VLAN to a +:abbr:`VNI (VXLAN Network Identifier (or VXLAN Segment ID))` is configured +against a container VXLAN interface which is referred to as a +:abbr:`SVD (Single VXLAN device)`. + +Multiple VLAN to VNI mappings can be configured against the same SVD. This +allows for a significant scaling of the number of VNIs since a separate VXLAN +interface is no longer required for each VNI. + +.. cfgcmd:: set interfaces vxlan <interface> vlan-to-vni <vlan> vni <vni> + + Maps the VNI to the specified VLAN id. The VLAN can then be consumed by + a bridge. + + Sample configuration of SVD with VLAN to VNI mappings is shown below. + + .. code-block:: none + + set interfaces bridge br0 member interface vxlan0 + set interfaces vxlan vxlan0 external + set interfaces vxlan vxlan0 source-interface 'dum0' + set interfaces vxlan vxlan0 vlan-to-vni 10 vni '10010' + set interfaces vxlan vxlan0 vlan-to-vni 11 vni '10011' + set interfaces vxlan vxlan0 vlan-to-vni 30 vni '10030' + set interfaces vxlan vxlan0 vlan-to-vni 31 vni '10031' + Example ------- @@ -252,7 +282,7 @@ advertised. set interfaces bridge br241 member interface 'eth1.241' set interfaces bridge br241 member interface 'vxlan241' -Binds eth1.241 and vxlan241 to each other by making them both member +Binds eth1.241 and vxlan241 to each other by making them both member interfaces of the same bridge. .. code-block:: none |