Practical Technology

for practical people.

January 20, 2022
by sjvn01
Comments Off on FAQ: What’s happening with 5G and airport safety?

FAQ: What’s happening with 5G and airport safety?

Even if you’re not a frequent flyer, you’ve probably heard that the Federal Aviation Administration (FAA) and numerous airlines are claiming that AT&T and Verizon Wireless’s recently approved C-Band 5G will dangerously interfere with airplanes take offs and landings. Will this new 5G be … Continue reading →

January 13, 2022
by sjvn01
Comments Off on Wireshark creator joins Sysdig to extend it to cloud security

Wireshark creator joins Sysdig to extend it to cloud security

If you’re a real network administrator, you know and love open source Wireshark. For over 15-years, it’s been the tool that professionals use for network traffic protocol analysis. Nothing else even comes close. Now, Sysdig, the container and cloud security company, has hired … Continue reading →

January 19, 2021
by sjvn01
Comments Off on Parler, the right-wing social network is dead, but a zombie webpage remains

Parler, the right-wing social network is dead, but a zombie webpage remains

After Amazon Web Services (AWS)  Amazon Web Services (AWS) shut down the right-wing social network Parler, Parler CEO John Matze claimed Parler will be back with “many competing for our business.” Well. No. That didn’t turn out to be the … Continue reading →

April 6, 2020
by sjvn01
Comments Off on Tailscale launches Wireguard-secured mesh network

Tailscale launches Wireguard-secured mesh network

Once upon a time, besides the star-endpoint network model, many small networks used a peer-to-peer (P2P) model. You may recall it from such network operating systems as LANtastic and Windows for Workgroups. Now, new company Tailscale is taking that old … Continue reading →

March 31, 2020
by sjvn01
Comments Off on Content Delivery Networks and clouds join MANRS internet security effort

Content Delivery Networks and clouds join MANRS internet security effort

So far, the internet is holding up underneath the unprecedented demands being put on it by the coronavirus pandemic. But, as the recent Google services failure from a single router failure showed, the internet remains fragile. That’s why the Internet … Continue reading →

March 23, 2020
by sjvn01
Comments Off on FCC opens up more spectrum to keep mobile phones working during coronavirus pandemic

FCC opens up more spectrum to keep mobile phones working during coronavirus pandemic

You may be worried about there being enough internet to go around thanks to the coronavirus pushing us into our homes, but mobile phones are also facing a potential bandwidth shortage. So the Federal Communications Commission (FCC) has granted AT&T, … Continue reading →