RoCEv2 packet through VXLAN EVPN

IPv4 example · leaf switches are VTEPs · one RC RDMA Write Only packet

Choose forwarding case
EVPN preloads

Packet journey

    Packet on this link

    Click a header to inspect its fields · blocks are not to scale

    Outer underlay tunnel added and removed by VTEPs
    No VXLAN wrapper on this host-facing link.
    Inner tenant RoCEv2 frame end-to-end IP + RDMA transport
    Current-link trailer fresh access-link FCS
    Example data: 1,024 B No VLAN tags FCS included; preamble/SFD and inter-frame gap excluded VXLAN adds 50 B before the inner frame with IPv4