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Industry 4.0 - network automation - IoT internet of things
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802.11: Wi-Fi speeds and standards explained

To help clarify the many Wi-Fi standards, here’s an update on these physical-layer standards within 802.11, as well as standards still in the works and the new naming scheme that includes Wi-Fi 6.

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Juniper CEO Rahim talks network, security and multicloud trends

Juniper CEO Rami Rahim discusses plans for the networking vendor, including his goal to position Juniper more strongly against chief competitors Cisco, Arista, HPE, and Huawei.

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Cisco Webex outage: Collaboration service finding a lumpy recovery

A Webex post today (October 4) shows some problems such as poor performance are persisting: “Engineering continues to work on the engineering tasks to address the remaining open items. Some Webex Teams users are still experiencing...

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Cisco sets $2.3B deal for unified access, multi-factor authentication security firm Duo

Cisco closes on its $2.35 billion deal with network identity, authentication security firm Duo. The deal will help customers securely connect any user to any application on any network.

802.11ax Wi-Fi routers: Aerohive AP650, ASUS Rapture GT-AX11000 and D-Link AX6000

802.11ax preview: Access points and routers that support the Wi-Fi 6 protocol on tap

Aerohive, ASUS and D-Link are among vendors readying 802.11ax access points and routers that take advantage of 802.11ax speed. The latest update to the Wi-Fi protocol standard, 802.11ax has been designed to transmit data even faster,...

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What is IPv6, and why aren’t we there yet?

IPv6 has been in the works since 1998 to address the shortfall of IP addresses available under Ipv4, yet despite its efficiency and security advantages, adoption is still slow.

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400G Ethernet demos, plugfest tout hyperscale network power

High-speed Ethernet demos from Arista, Cisco, Juniper, Intel, Huawei and others portend a strong, looming 400G Ethernet future.

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Alternatives to Nmap: from simple to advanced network scanning

Nmap has established itself as a premier, free, open-source network mapping tool. There are alternatives that are also free, though they vary in their sophistication and ease of use.

network diagnostics / server room / data center

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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Netgear Orbi Voice First Look

Netgear's Orbi Voice is a wireless smart speaker tuned by Harman Kardon, compatible with Amazon Alexa and an access point for Netgear's Orbi wireless system.

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Cisco Meraki amps up throughput, Wi-Fi to SD-WAN family

Cisco Meraki’s MX family supports everything from SD-WAN and Wi-Fi to next-generation firewall and intrusion prevention security.

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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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DHCP defined and how it works

Dynamic host configuration protocol simplifies and improves the accuracy of IP addressing but can raise security concerns

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What is Nmap? Why you need this network mapper

While there is a wealth of monitoring tools available to network administrators for port scanning and network mapping, Nmap is the de facto standard. Here's why.

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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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Why DHCP's days might be numbered

Dynamic host configuration protocol (DHCP) still assigns dynamic addresses for IPv4 networks, but two newer protocols – SLAAC and DHCPv6 – are vying to do the job for IPv6.

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Cisco, Arista settle lawsuit, refocus battle on network, data center, switching arenas

Cisco and Arista agreed to settle their years-long legal battle, with Arista paying Cisco $400 million, which will result in the dismissal of all pending district court and International Trade Commission litigation between the...

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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