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LAN/WAN Topic Center

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LAN/WAN News

Stanford team tries for zippier Wi-Fi in crowded buildings

Having lots of Wi-Fi networks packed into a condominium or apartment building can hurt everyone's wireless performance, but Stanford University researchers say they've found a way to turn crowding into an advantage.
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AT&T brings 'radical' network changes with SDN

AT&T is remaking its infrastructure as a 'user-defined network cloud' in the pursuit of greater flexibility, lower costs and faster response to user needs, the carrier's infrastructure chief said.

The next wave of cars may use Ethernet

As vehicle computers and peripheral devices require greater data throughput, especially in light of autonomous driving features, Ethernet will find a new home inside your car.

Ericsson thinks small for a big solution to workplace wireless

Ericsson says it has a small solution to the big problem of weak mobile service in enterprises.

Chambers: Cisco will become the #1 IT company

Think software-defined networking will change the industry? You're thinking way too small, according to Cisco CEO John Chambers. In Cisco's strategy, SDN is just a single element in a holistic architecture that brings intelligence, programmability and application awareness to every facet of your infrastructure and spans the data center to the cloud. In this installment of the IDG Enterprise CEO Interview Series, Chambers spoke with Chief Content Officer John Gallant about the power of Cisco's Unified Framework and how delivering on that vision could make Cisco the number one IT company overall. No small ambition there.

Six things you need to know about WebRTC

WebRTC (Real-Time Communication) a series of designs and guidelines promoted by Google and others through the World Wide Web Consortium (W3C) and MPEG groups to provide a common stack for audio and video communications directly between two browsers.

Cisco waited too long to address SDNs, Chambers says

Cisco waited too long to address the software-defined networking trend now sweeping the industry, Chairman and CEO John Chambers said this week at the Cisco Live conference.

7 steps to securing Java

Java, the popular OS-independent platform and programming language, runs on just about every kind of electronic device imaginable, including computers, cell phones, printers, TVs, DVDs, home security systems, automated teller machines, navigation systems, games and medical devices.

Silver Peak announces virtual appliance for offsite replication

Silver Peak Systems announced a new virtual application designed to dramatically speed up data duplication for disaster recovery without the purchase of additional hardware.

AT&T smashes distance record for 400Gbps data connection

Researchers from AT&T Labs will present the results of a record-setting fiber-optic transmission experiment next week at the Optical Fiber Communication Conference/National Fiber Optic Engineers Conference in Anaheim.

LAN/WAN In Depth

Chambers: Cisco will become the number 1 IT company

Think software-defined networking will change the industry? You're thinking way too small, according to Cisco CEO John Chambers. In Cisco's strategy, SDN is just a single element in a holistic architecture that brings intelligence, programmability and application awareness to every facet of your infrastructure and spans the data center to the cloud. In this installment of the IDG Enterprise CEO Interview Series, Chambers spoke with Chief Content Officer John Gallant about the power of Cisco's Unified Framework and how delivering on that vision could make Cisco the number one IT company overall. No small ambition there.

Top open source network management tools

As networking continues to expand and diversify, encompassing a growing number of wired and wireless devices, the demand for network monitoring tools remains high. While feature-packed commercial products abound, the growing market for monitoring tools has also fueled robust offerings from the open source community.

How to keep your network in tip-top health

Using any one of the six netword management suites in this review will help diagnose and cure network ills

What Separates Business Routers From Consumer Routers?

If you're in the market for a new router for your small business, you might be tempted by the flashy features, high speeds, and low cost of consumer-oriented routers. The latest models, based on the IEEE 802.11ac standard, look particularly attractive.

Fast-forwarding firewall faceoff

Next-generation firewalls claim to identify application-layer attacks and enforce application-specific policies while delivering top-notch performance, even with advanced security features turned on. Insider (registration required)

Three-stream Wi-Fi hits the mark

The rapid adoption of 802.11n has become a significant milestone in the history of wireless LANs. The MIMO-based technologies used in most 802.11n systems provide enough throughput, reliability, and rate vs. range performance to effectively remove the last major barriers to the broad adoption of WLANs in the enterprise.

Not-so-magic monitor, tiny routers and a kick-ass gaming headset

Shaw reviews MIMO MagicTouch 10-inch touchscreen USB monitor, 150Mbps Wireless N Nano Router, GameCom 780 USB headset.

IPv6: Dual-stack strategy starts at the perimeter

We are in an awkward point in the history of the Internet. IPv4 address depletion has occurred yet we expect to use IPv4 for the next 15 to 20 years. Organizations see two paths to choose between in the years ahead.

2012 Outlook: The end of everything?

Gibbs reviews last year's predictions and sees that the end could be nigh ...

Cisco WAAS shows pizzazz

The latest release of Cisco's WAN optimization product line -- Wide Area Application Services (WAAS) 4.4 -- proves that the company famous for routing packets can also shape, optimize and accelerate them.