Rant: Screen Reading – Comparing Windows and MAC

In the last couple of years, I find that I rarely use physical books to read something new. I recently started a new role that requires me to use a Windows 7 laptop and I’m finding it unreadable. Either there is something wrong with Windows or Apple have done something exceptional with screen displays.

Switch Fabrics: Fabric Arbitration and Buffers

In the article, “What Is the Definition of a Switch Fabric ?” on Switch Fabrics I looked at how a Crossbar switching fabric allow for concurrent circuit forwarding and how this is used to build a fabric. In most cases, frames would be received and forwarded from an input to an output, as show in […]

DSCP QoS over MPLS Thoughts

I have been working on the edge of MPLS networks for several years and had a basic understating of DSCP QoS values that I was sending into the cloud and expecting them to pop onto the LAN at the other side the same. The QoS queues on the CE’s were already setup and I have had no reason to change then until recently for a new VOIP project; this and my studying for CCIE SP written has prompted me to understand DSCP in depth but also understand how this LAN QoS maps to MPLS QoS.