Reading Time-approximately: 4 minutesOrganizations have used disaster recovery tiers to define the DR process for years. These key tiers can serve as a backbone to a comprehensive disaster recovery plan. By Paul Kirvan Disaster recovery focuses on the protection and restoration of IT system functions and network services, and it dates back to the 1970s. Its roots are in mainframe computing systems, and
Reading Time-approximately: 5 minutesThe Advanced Host Controller Interface and RAID are fundamental concepts for running an efficient data management and storage infrastructure. Learn the AHCI and RAID basics. By Scott D. Lowe and Brien Posey Even in this age of SSDs, IT still works with technologies developed in the last century. These techs include the Advanced Host Controller Interface and redundant arrays of
Reading Time-approximately: 3 minutesCRC-4 (Cyclic Redundancy Check 4) is a form of cyclic redundancy checking — a method of checking for errors in transmitted data — that is used on E1 trunk lines. By Rahul Awati Through multiplication and division processes, the CRC-4 bits sent in each SMF are compared to each other. If they match, the frame is considered error-free. Bit 1 is used for the
Reading Time-approximately: 2 minutesLearn what five-nines availability means and discover the steps enterprises should take to make sure network services are fully accessible. By Chuck Moozakis Five-nines availability — or 99.999% — is the percentage of time a network component or service is accessible to a user in a given period, usually defined as a year. The migration from private networks to cloud
Reading Time-approximately: 6 minutesIn 2020, the pandemic threw the best-laid IT plans into chaos. As enterprises find their footing again, here are four network trends defining the second half of 2021. By Alissa Irei The COVID-19 crisis supercharged several major 2021 networking trends that appear poised to outlast the pandemic itself. As enterprises inch cautiously toward normalcy, organizations are pushing ahead with cloud,
Reading Time-approximately: 5 minutesIBM introduces new consumption-based Storage as a Service for FlashSystem based on performance, capacity and contract term; and adds Safeguarded Copy to guard against cyberattacks. By Carol Sliwa and Johnny Yu IBM turned its FlashSystem focus to two hot areas in enterprise storage with new as-a-service options that let customers add on-premises infrastructure the way they do in the public
Reading Time-approximately: 3 minutesThe deep web is an umbrella term for parts of the internet not fully accessible using standard search engines such as Google, Bing and Yahoo. By Andy Patrizio The contents of the deep web range from pages that were not indexed by search engines, paywalled sites, private databases and the dark web. Every search engine uses bots to crawl the web and add
Reading Time-approximately: 3 minutesSFP ports enable Gigabit switches to connect to a wide variety of fiber and Ethernet cables in order to extend switching functionality throughout the network. By David Jacobs and Chris Partsenidis Small form-factor pluggable, or SFP, devices are hot-swappable interfaces used primarily in network and storage switches. The SFP ports on a switch and SFP modules enable the switch to
Reading Time-approximately: 6 minutesThe network performance monitoring market is changing to address the emergence of IoT and AI. Read more about the NPM market evolution, the leading vendors and the diverse products they offer. By Andrew Froehlich The evolution of technologies is inevitable. Yet, the enterprise network performance monitoring market has undergone huge changes in just a few short years. The network performance monitoring tools
Reading Time-approximately: 5 minutesA nonfungible token (NFT) is a type of cryptographic asset that is unique and used to create and authenticate ownership of digital assets. By Corinne Bernstein These include cartoons, music, film and video clips, JPEGs, postcards, sports trading cards, and virtual real estate or pets. NFTs provide a secure record that is stamped with unique identifying code stored on blockchain. In contrast to
What is COVID-19?
On 31 December 2019, the World Health Organization (WHO) reported a cluster of pneumonia cases in Wuhan City, China. ‘Severe Acute Respiratory Syndrome Coronavirus 2’ (SARS-CoV-2) was confirmed as the causative agent of what we now know as ‘Coronavirus Disease 2019’ (COVID-19). Since then, the virus has spread to more than 100 countries, including South Africa.
For more information on COVID-19 and government regulation: Click here
Emergency Hotline: 0800 029 999 WhatsApp Support Line: 0600-123456