The terms routing, switching, forwarding and bridging have different meanings that have changed over time.
Question : Is there always a feasible successor in EIGRP ?
This article provide a practical and workable definition of “What Is a Network Service ?”
The following command line will use the Text to Speech converter in *nix to say the word “pingtastic” every time a successful icmp response message is received using the ping command.
A link in a network is determined by two factors, bandwidth and speed. These are usually the same but not always. Definition: Speed is bit rate of the circuit while bandwidth is the amount of “speed” available for use. As an example, a 500 Megabit Ethernet MPLS service which uses a 1 Gigabit Ethernet connection to […]
When installing Fibre Optic cable care must be taken to ensure that cable is not bent beyond a certain radius. Most people believe this is to prevent breaking of the fibre core but there is a worse scenario.
Containers virtualize at the operating system level, Hypervisors virtualize at the hardware level. Hypervisors abstract the operating system from hardware, containers abstract the application from the operation system. Hypervisors consumes storage space for each instance. Containers use a single storage space plus smaller deltas for each layer and thus are much more efficient. Containers can boot and be […]
Making diagrams aesthetically appealing with visual impact is better documentation. Choosing the correct fonts on network diagrams will improve your network diagrams significantly. Here is some work on how to choose a good font and some recommendations on the best free fonts for your machine.
I was asked to explain the concept of abstraction in software and IT infrastructure to a group of people who had limited technical capability. It needed to be simple and relevant to every day people.
Here is what I came up with.
Let me ask you a question about IETF and standards. How many do you think there are ? Many thousands or a few thousands ? Maybe a few hundred ? Today there are more than 7000 RFCs. RFC is short “Request for Comments” but less than 96 RFCs are actually fully approved standards.