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vm:proxmox:sdn [2024/04/23 19:53] niziak |
vm:proxmox:sdn [2024/04/23 20:10] (current) niziak |
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| * first VLAN tag in L2 frame is a provider / service vlan | * first VLAN tag in L2 frame is a provider / service vlan | ||
| * 2nd VLAN tag in L2 frame is customer tag | * 2nd VLAN tag in L2 frame is customer tag | ||
| - | * **VXLAN** (tech preview) | + | * **VxLAN** RFC 7348 (tech preview) |
| - | * encapsulate L2 frames in L3 UDP packets. To prevent broadcasts it is using BGP to exchange L2 mac addresses. | + | * encapsulate L2 frames in L3 UDP packets. |
| + | * L3 networks solves lots of forwarding/routing problems of L2 networks. No STP nor VLANs needed. | ||
| + | * well known protocols like OSPF, EIGRP can be used for L3. | ||
| + | * VNI tag is 24 bit (16 777 215 VxLANs) | ||
| + | * one VxLAN is a group of Virtual Tunnels. VTEPs (Virtual Tunnel Endpoint) acts like switch | ||
| * **EVPN** (tech preview) | * **EVPN** (tech preview) | ||
| * **VNets** - lower | * **VNets** - lower | ||