UDP

HPC over UDP

A few months ago, I posted an entry entitled “HPC in L3“.  My only point for that entry was to remove the “HPC in L3? That’s a terrible idea!” knee-jerk reaction that us old-timer HPC types have. I mention this because we released a free software update a few days ago for the Cisco usNIC […]

January 29, 2013

DATA CENTER

Cisco VXLAN Innovations Overcoming IP Multicast Challenges

At Cisco Live! in London this week, Cisco is demonstrating some enhancements to its Nexus 1000V virtual switch that greatly ease some of the challenges in deploying VXLAN in large scale cloud networks. VXLAN was designed to solve the problem of setting up traditional virtual networks (VLANs) in large multi-tenant cloud environments: the limited ID […]