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Concatenating strings and using += in bash

There are many ways to concatenate strings when you're using bash and += might just surprise you!


thousandeyes map

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.


hybrid clouds

Cisco: Enterprises grapple with hybrid-cloud security, operational complexity

Greater collaboration between networking and cloud teams can increase security, efficiency, and cloud application performance, according to a report from Cisco and 451 Research.


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Microsoft security vulnerabilities drop after five-year rise

While elevated privilege attacks remain a critical security concern when using Microsoft products, a new report says that the raw number of vulnerabilities is dropping.


networking model

What is a VLAN and how does it work?

Virtual LAN (VLAN) technology enables network architects to segment physical devices into logical subgroups for performance and security reasons


Nvidia Hopper H100

Nvidia announces HPC and edge reference designs, liquid cooling plans

Nvidia has four new compute-node reference designs for for demanding tasks including AI training, high-performance computing, digital twin modeling, and cloud graphics.


abstract wireless communication network

What is Wi-Fi 6 (802.11ax), and why do we need it?

Wi-Fi 6 is the latest wireless standard that is designed for dense deployments like stadiums and offices, but an even faster standard, Wi-Fi 6E, is enabling emerging technologies like virtual reality and 4K/8K video


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HYAS brings security threat detection, response to production networks

HYAS Confront uses domain expertise and proprietary machine learning to monitor and detect anomalies in production network environments and improve visibility as applications move to the cloud.


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Exium expands SASE, 5G-based security for midsize enterprise networks

The on-premises module offers new capabilities, based on 5G standards, for midsize businesses.


Jigsaw puzzle pieces coming together.

The rumored Broadcom purchase of VMware could raise enterprise concerns

If chipmaker Broadcom should buy software vendor VMware this week as rumored, enterprise customers should watch for tangible results as many experts are a little concerned about the technology that might or might not emerge from such ...


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VMware

Broadcom reportedly working to acquire VMware

The San Jose-based chipmaker is eyeing virtualization powerhouse VMware, for what would be a blockbuster tech acquisition.


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SASE or SSE? Don’t let hype distract from enterprise needs

Not every vendor can deliver full SASE, and that's OK. Not every enterprise wants, needs or can implement it.


Storage

IBM launches a software-defined storage server for AI

IBM says the ESS 3500 storage devices will improve AI training by up to 70%.


CSO slideshow - Insider Security Breaches - Flag of China, binary code

Canada bans Huawei, ZTE in 5G networks

Ottawa government’s move follows similar bans in other English-speaking countries, citing potential security risks to 5G communications networks.


White Intel logo on glass at Computex 2015

Intel to build $700M sustainability-focused R&D lab

The chipmaker has announced further investment in sustainable data center solutions, including deeper research into immersion cooling techniques.