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Site Editor Jeff Caruso helps you make sense of the evolving world of LANs and routers.

Your source for LAN news and resources from Network World.
Service providers loading up on IP routers
09/04/08
Infonetics Research this week gave an update on the service-provider router market, which continued to grow at a rapid pace in the second quarter of this year.
'Conventional' approaches to networking
09/02/08
One of the most interesting areas of networking is the construction of a high-speed network for a single event - with all of the hardware, software, planning and hard work that go into building the network, running it for a week or less, and then tearing it down. Behind the conventions for the country's two major political parties currently in the news are impressive, large-scale networks - and temporary.
Switches for SMBs
08/28/08
Adtran and Alcatel-Lucent this week separately rolled out switches aimed at small and midsize businesses.
802.11n: Game-changer
08/26/08
I've previously written about how the rise of wireless LAN equipment using the IEEE 802.11n standard is becoming a force to be reckoned with, and new data shows that the rate of migration to the new equipment is really "unprecedented."
10 Gigabit Ethernet reaches two milestones
08/21/08
The 10 Gigabit Ethernet switch market reached two milestones in the second quarter of this year, according to a recent report from Dell'Oro Group.
N-Data back with different patents
08/19/08
Six months after settling with the FTC on an Ethernet-related patent, Negotiated Data Solutions, or N-Data, is back in the headlines.
Even embedded systems need prioritization
08/14/08
It's something that's taken for granted on enterprise LAN hardware, but Quadros Systems just this week introduced the ability to do priority-based processing of Ethernet packets in its embedded, real-time operating system.
Bag of 10-Gigabit chips
08/12/08
In a sign of building momentum toward higher-speed LANs, chip companies have been tripping over each other in recent days to announce their latest silicon supporting 10 Gigabit Ethernet.
3Com's H3C provides network for Olympic surveillance
08/07/08
As we in the United States watch the Olympic Games televised from Beijing over the next couple of weeks, Chinese security personnel will be watching over the Games via IP-based surveillance cameras, thanks to networking provided by 3Com's Chinese subsidiary H3C Technologies.
Convergence and divergence in Ethernet switches
08/05/08
There are two interesting trends going on in the Ethernet switch market - one involves convergence, the other involves divergence, and both are helping the market to grow, according to Dell'Oro Group.
BERTs get a boost
07/31/08
Frost & Sullivan recently issued a report on the emerging market for bit-error-rate testers, or BERTs, which the research firm says is getting a lift from telecom applications.
10 Gigabit switch unveiled for NEC blades
07/29/08
Blade Network Technologies this week introduced Layer 2 and Layer 3 switches using 10 Gigabit Ethernet for NEC Sigmablade blade-server systems.
Reactions to Brocade-Foundry deal
07/24/08
As the impact of the news this week that Brocade Communications Systems will be acquiring Foundry Networks sank in, it drew a wide range of reactions - even just at Network World.
Foundry finds a buyer in Brocade
07/22/08
I've followed Foundry Networks since its Gigabit Ethernet beginnings, in 1996. I visited its offices during the '90s boom years, when it was growing quickly along with the rest of the tech industry. I've seen it weather storms and mature into the company it is today. I guess somehow I expected or even hoped that Foundry would remain independent indefinitely.
Blade Network Technologies joins green-computing group
07/17/08
Blade Network Technologies recently joined the Climate Savers Computing Initiative, a non-profit organization whose stated goal is to cut computer power consumption in half by 2010.
Ethernet services forecast to grow through 2011
07/15/08
Revenue from Ethernet services are expected to continue their strong growth through 2011, according to the latest findings from Infonetics Research.
Cisco CEO comment causes concern
07/10/08
After Cisco CEO John Chambers talked to Reuters in an interview about the economy, the stock price dropped and financial analysts cut price targets for Cisco stock. But there is also an upside.
Cisco and unified I/O
07/08/08
Cisco's interest in data center networking has continued to grow, and a facet of its approach to data center networking involves "unified I/O," the idea that all the I/O connections going into or out of a server can be condensed into a single connection.
I have not yet begun to network
07/03/08
I recently stumbled across an announcement that the USS John Paul Jones, a destroyer in the U.S. naval fleet, will soon be acquiring a brand-new Gigabit Ethernet network.
802.11n, WiMAX continue to make strides
07/01/08
The IEEE 802.11n wireless LAN standard and WiMAX are both making an impact on their respective markets for wireless equipment, according to recent data from Infonetics Research.
Chipset sends video and data over UWB, coax and Ethernet
06/26/08
A new chipset will allow network device makers to create a product that can communicate at high speeds via Ultrawideband wireless, coaxial cables and Ethernet cables - all at the same time.
Blog dissects application-acceleration vendors' claims
06/24/08
If you haven't seen Network World's App Performance View blog by Peter Sevcik and Rebecca Wetzel, you should check it out, if only for their recent sobering look at the claims of application-acceleration vendors.
Gigabit Ethernet dominates supercomputer line-up
06/19/08
Gigabit Ethernet is the interconnect of choice for a majority of the top 500 supercomputers in the world, according to the latest list from Top500.org.
Denon's outrageous price for Ethernet cable
06/17/08
Over the past week parts of the blogosphere have been buzzing over the discovery of a 1.5-meter Ethernet cable that is being sold for the insane price of $499.
Reflections on a Token Ring leader
06/12/08
I recently came across an editorial that took me down Memory Lane, to a time when Token Ring was something you could build a business around, and a company called Madge Networks did just that.

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Jeff Caruso is site editor at Network World.

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