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Multicast

Multicast at the Edge, Unicast at the Core
·9 mins
Engineering DMF MXL MXL Fabrics RDMA RoCE TCP Libfabric SMPTE-2110 Multicast Broadcast DGX Spark Networking
The core of a DMF is unicast, not multicast, and that changes the whole network problem. A study of MXL Fabrics over TCP and over RDMA verbs: latency, CPU, and the three different ways a media network breaks. The most useful result is that there is no single answer.