NETWORKING

There’s no point in having a quantum computer if it’s not smokin’ fast; otherwise it’s way too much trouble, what with all the subzero temperatures and instability and such. So it’s always newsworthy when somebody sets a new standard for quantum computing processing speeds, even if quantum computers are far from common commercial use. In this case that somebody is IBM, which recently announced its newly developed quantum computing processor, called Eagle, has broken the…

The csplit command is unusual in that allows you to split text files into pieces based on their content. The command allows you to specify a contextual string and use it as a delimiter for identifying the chunks to be saved as separate files. As an example, if you wanted to separate diary entries into a series of files each with a single entry, you might do something like this. $ csplit -z diary ‘/^Dear/’…

As the new year gets off to a start, it’s always a good idea to commit to some changes that might improve your life or make your work more rewarding. So, here are some suggestions for Linux sysadmin resolutions for 2022. Learn some new commands Even after using Linux for more than 30 years, I often find myself discovering some command that I didn’t know about or didn’t realize how much I could do with…

Happy holidays, everyone! We’re spreading good cheer and gratitude in the #CiscoCert community on social media all season long. I’ve been with the Learning and Certifications program for over 20 years, and what truly motivates me are the many stories we hear about how certifications and training improve the lives of Cisco IT professionals. That matters to me. It deepens my commitment to our community and justifies the long — but happy — hours we…

French IT giant Schneider Electric has published a five-part framework meant to serve as a guide to minimizing the environmental impact of data center operations. Schneider is billing the framework as an industry first, but the company does specialize in power systems management so it’s not all self-congratulations. The framework is designed to help operators make their sites more environmentally friendly regardless of how far along they are in sustainability efforts. Data center power consumption…

5G adoption is causing mobile networks to grow at unprecedented rates. This brings with it significant new business opportunities but can also increase the complexity and cost of deployment and operations. An intelligent, programmable network enables communication service providers to take advantage of the growth that 5G offers while streamlining their operations to maximize return on investment. Cisco is addressing these challenges head-on with our industry-leading NCS 500 portfolio. New enhancements enable simultaneous support of…

With all the discussion about the positive impacts 5G can have on internet access for individuals and businesses, it’s vital that network engineers keep in mind that 5G’s not the only cellular option for enterprise WANs—4G already delivers many of those benefits. Nemertes did research with organizations that have made significant commitments to 4G-based wireless in their WANs and identified four common use cases across the organizations. Each of those uses will be improved in…

After managing the sudden switch to remote work in 2020, organizations are making a more permanent transition into the flexible hybrid workforce. The Federal Bureau of Investigation (FBI) found that cybersecurity attacks rose by 3-4 times from the transition to remote work in 2020. In addition, experts predict that ransomware will cost the world up to $20 billion in 2021 and is expected to be a greater concern with the hybrid work model. As a…

Out-Of-Office Automatic Reply What a great feature, right? A short out-of-office email that goes out automatically to anyone who sends you a message while you are away for a period of time. It notifies the sender that you are away and may not respond until you return. Your out-of-office message usually provides important information such as: Return date Backups person who is filling in for you Emergency Contact Email & WebEx IM (Instant Messaging) I’m…

Thanks to the new infrastructure bill, the pace of connecting roadside infrastructure is about to exponentially take off. The bill and its ramification positively impacts anyone who drives, bikes, or walks. Contrary to expectations, telework during the COVID-19 pandemic didn’t reduce accidents. Instead, the National Highway Traffic Safety Administration (NHTSA) estimates that traffic fatalities in 2020 were up 7.2% over 2019. Congestion is returning to pre-pandemic levels. We spend an average of 97 hours a…