Telecom and Networking

USB to RS485 Adapter

I needed to interface PC to some RS-485 test circuits, so I decided to try this cheap USB to RS485 Adapter – Black + Green adapter for that. I selected this specifically because of the cheap price (it is considerably cheaper than anything else I have seen for the same purpose). There should not be

Room Where The Internet Was Born

For something as ubiquitous as the internet today, it certainly isn’t easy to find where it all started. You might know History of Internet quite well in technical details, but what about the locations? Gizmodo article This Is The Room Where The Internet Was Born shows where the first ARPANET node was installed, where communications

Home Routers a Big Consumer Cyberthreat?

Home routers and firewalls are supposed to make users easy and safely connect many devices to their Internet connection. Those devices were advertised to make your Internet safer. In many cases they helped, but more and more often they itself be a real security problem. Strange but saddly true. Home Routers Pose Biggest Consumer Cyberthreat

Map of submarine telecom cables

The international backbone of Internet is largely based on a network submarine fiber optic cables. There are lots of them.  TeleGeography’s free interactive Submarine Cable Map is based on Global Bandwidth research, and depicts active and planned submarine cable systems and their landing stations. Selecting a cable on the map projection provides access to the cable’s