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Zabbix delivers effective, no-frills network monitoring

Open-source Zabbix monitoring software has the granularity enterprises need but requires a lot of manual configuration and has some limits on exportable reports.

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Software-defined data centers need MANO

Why management, automation and network orchestration (MANO) are essential to the agility and flexibility of software-defined data centers.

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Nagios Core monitoring software: lots of plugins, steep learning curve

Nagios Core is open source, free and has good documentation, but it could use a streamlined install process, updated Web interface, and better configuration options.

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What to expect when the internet gets a big security upgrade

More secure keys protecting the directory name system (DNS) are ready to deploy, but for those using DNS servers that haven't been upgraded, it could cause problems reaching websites.

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IoT gets smarter but still needs backend analytics

Most IoT devices lack the computational power to carry out the level of machine learning necessary in truly smart IoT deployments, but they can act on the lessons machine learning provides.

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Is the Linux 4.18 kernel heading your way?

The recently released 4.18 Linux kernel has already moved up to 4.18.5. How soon it lands on your system or network depends a lot on which Linux distributions you use.

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Analysts: SD-WAN 5-year annual growth rate tops 40%

Becoming the “backbone of the enterprise,” SD-WAN market could hit $4.5 billion by 2022, IDC says, even as businesses seek integrated management and security features.

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10 Hot AI-powered IoT startups

The Internet of Things generates a lot of data that needs to be processed, and some innovative startups recognize that artificial intelligence can lighten the load.

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Pure Storage CEO on all-flash data centers and the cloud

CEO Charlie Giancarlo discusses how data-centric storage can boost application performance and how Pure Storage's subscription agreements promise infrastructure upgrades without downtime.

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Cisco software, subscription strategies pay off

Cisco's fiscal year 2018 results say deferred product revenue related to recurring software and subscription offers increased 23 percent over 2017.

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Efficient container use requires data-center software networking

In software-defined data centers, software networking can help container environments talk to each other and maintain network policies without needing admins to respond to each change.

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Amazon, Google, IBM, Microsoft: how their data-migration appliances stack up

Amazon, Google, IBM and Microsoft have stepped up with physical devices that can store bulk content and then be shipped via commercial package-delivery services for on-site upload to the cloud.

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Cisco upgrade enables SD-WAN in 1M+ ISR/ASR routers

Cisco took a giant step toward making SD-WAN features ubiquitous across its communication products by adding Viptela SD-WAN technology to the IOS XE software that runs its core ISR/ASR routers.

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Making network-services deals: Sourcing and service-delivery strategies that work

Enterprise customers should scrutinize and evaluate each managed-network-services proposal independently and assess combinations of managed network services from multiple suppliers on a best-of-breed basis.

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Making network-services deals: Structuring the transaction

This article explores the key commercial terms and contract practices that are crucial for negotiating flexible and resilient managed-network-services arrangements given the outsourcing-industry challenges currently facing enteprises. ...

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Clear Choice Tests

REVIEW: Best VPN routers for small business

We evaluated five VPN routers suitable for small businesses from Cisco, D-Link, DrayTek, Mikrotik and ZyXEL based on price, features and user friendliness.

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High-speed Ethernet bargains help meet data center needs

Cisco, Juniper, Arista, and HPE vie to sell more enterprise data-center high-speed Ethernet, which is needed to handle traffic generated by smarter applications, IoT devices, and video.

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How edge networking and IoT will reshape data centers

With edge computing to process a surge in data produced by the internet of things, the function of enterprise data centers will shift to handling long-term data aggregation and analysis.

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