Pondering on data ownership, and whether governements could legally steal data from offshore organisations
Ethernet Jumbo Frames, Full Duplex and Why Jumbo Frames Are 9000 Bytes)
I’ve been doing some research into Ethernet and the use of Jumbo frames for some content I’ve been writing and come across something interesting. The documents state that Jumbo frames can only be used on Full Duplex Ethernet connections.
What Are 10 Gigabit Ultra Short Reach (USR) Optics ?
A couple of weeks back I posted this article comparing pricing and features on Cisco Fabric Ethernet Transceivers as a low cost option compared to 10GbaseSR SFP+ optics in when building 10GbE networks – Cisco Nexus 5000 / 2000 Pricing Bundles and Fabric Extension Transceivers (FETs) vs 10GbaseSR SFPs.
Musing: Difference Between Success and Not Failing
roject scopes means that the smallest possible money is spent to achieve the least acceptable outcome. That is, the scope of the project is defined as the smallest possible work to achieve the goal.The goal is often researched, analysed, and reviewed until it is reduced to as small as it can be. That is, the “least acceptable” goal for the business.
Network Evolution and Hierarchy of Needs
I’ve often pondered the stages of Network Deployment and Integration within companies – how they progress from the one stage of network complexity to the next. And if you work at enough different organisations you realise that they all companies operate in similar ways, and have similar adoption of Networking. From an IT infrastructure perspective, most organisations use the same basic service models.
In a sense, networking provides the human equivalent of the nervous system which allows the myriad corporate organs to communicate, signal and co-operate. This, of course, leads to consideration of the psychological perception of Networking.
In a recent blog, Alvaro Retana from HP (co-author of a number of outstanding textbooks including Cisco Press with Russ White and some others that are not vendor specific and Cisco CCAr/CCDE etc) wrote a blog post that is similar to something in my “to finish” list where he takes the Maslows Hierarchy of Needs and adapts it to how Networks are part of the corporate Hierarchy of Needs.
Musing: Targeted Recruitment Means Bows and Boobs
In my ongoing project to laugh heartily at marketing people but especially Cisco marketing people, I give you the Cisco Strategic Recruitment Solution.
Check out the picture on this brochure. That’s right. Nothing says “Strategic Recruitment” like the picture of a young woman, in a skimpy top, boobs to the front, and pulling an arrow on a bow.
Musing: How Many 10Gigabit Ethernet Ports Do You Really Need ?
I was doing a Data Centre Design recently and did some numbers around the numbers of 10 Gigabit Ethernet ports that need to be deployed. I got a bit of a realisation shock.
Windows Tools Aren’t Worth Selling.
I was working with a PR person who asked me about some software tools. They wanted to know why I didn’t consider these tools anymore.
Nokia and Microsoft Announce Partnership – Observations
So Nokia and Microsoft have joined to make phones. Some Observations.
Spanning Tree, Three States & Why Committees Can Suck
Have you ever wondered why there are three states in the 802.1d Spanning Tree Standard ?

