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Using whois/jwhois on Linux

The whois and jwhois command can retrieve extensive details on domain registrations including domain registrants, domain status, responsible organizations and their locations.


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Now Available On Demand

Join the CIO 100 Conference as the leading UK CIOs share best practices and we highlight the best submissions in 2021. From how CIOs are now ‘leading from the front’ to becoming cultural change agents, speakers will share how they have become successful advocates in their business and created a new focus on product development, innovation, and sustainability.

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Now Available On Demand

Join the leading CIO community for unparalleled peer insight and expertise on business and IT strategy, innovation and leadership. Over 3 days, 50+ CIO Speakers will discuss where new technology investments are being made, talent and the new way of working as well as digital transformation while keeping systems resilient and agile.

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Now Available On Demand

The CSO 30 aims to recognise 30 outstanding senior security professionals in the UK – from CSOs to CISOs, Heads of Security and equivalent – for demonstrating outstanding business value and thought leadership within their organisation.

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How to buy SASE

Secure Access Service Edge combines networking with security and bundles it up as a service, but there are differences among the offerings. Here’s key questions to ask vendors.


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Amazon announces third generation of Graviton processors

While missing some details, the Arm-based processor has some key new performance metrics.


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Cisco hit with software and physical issues

Customers may find their appliances compromised or a screw loose.


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Use dmseg to check your Linux system's kernel message buffer

While the dmesg command can display the entire contents of the Linux kernel message buffer there are ways to have it choose just what you want to see.


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Bumps in the road for open RAN

The much-vaunted technology is thought to be the way to simplify 5G deployments and keep carrier capex low, but there’s a long way to go before it hits the mainstream.


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AWS partners to provide more cloud options

AWS rolls out managed WAN service, direct data center connectivity and enhanced Transit Gateway communications with support from Cisco, HPE/Aruba, Palo Alto Networks, VMware, others.


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Weekly internet health check, US and worldwide

ThousandEyes, which tracks internet and cloud traffic, provides Network World with weekly updates on the performance of three categories of service provider: ISP, cloud provider, UCaaS.


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How wireless WAN can make SD-WAN more agile and resilient

WWANS can augment SD-WANs with failover, redundancy, and rapid set-up.


Wi-Fi

There's a 3-6 month wait for Wi-Fi 6

The chip shortage is hitting Wi-Fi 6, the top performing standard for wireless LAN connectivity that is highly in demand, but supply chain issues are slowing its spread.


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Review of two Cradlepoint mobile routers

Cradlepoint IBR-900 and IBR-1700 mobile routers with Ethernet, Wi-Fi, and cellular interfaces help link devices on a transportation organization’s passenger buses and smaller vehicles with the data center.