Wednesday, April 28, 2010

Cisco announces CleanAir for Wi-Fi interference on new access points

An Unexpected Old Friend at Interop | LAN Switch Topologies for the New CCNP

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Cisco announces CleanAir for Wi-Fi interference on new access points
Cisco Systems announced a new series of high-end wireless LAN access points with so-called CleanAir technology that is designed to give network administrators the ability to monitor Wi-Fi interference from a variety of devices. Read More


WHITE PAPER: PC Mall

Server Virtualization: Breaking Performance Barriers
Server virtualization reduces cost, increases availability and enhances business agility. But for many companies, a focus only on cost reduction can become a problem. Download this HP white paper to learn how to reap virtualization's additional benefits, including built-in, cost-effective high availability & disaster recovery. Learn More

WHITE PAPER: BeyondTrust

BeyondTrust 2009 Microsoft Vulnerability Analysis
The results show that despite unpredictable and evolving attacks companies can greatly reduce risk, experience greater protection from zero-day threats and reduce the threat from vulnerabilities by removing administrator rights. Learn More

An Unexpected Old Friend at Interop
In late 2008, Nortel told me about its enterprise networking products and strategy moving forward and I must say that I walked away impressed. Nortel planned to abandon some failed relationships, scale back some product plans, and invest in its strength, switching and routing. Nortel also had a realistic perspective on the market, vertical opportunities, and competing with enterprise king Cisco. ... Read More

LAN Switch Topologies for the New CCNP
You need at least a pair of "switches", and you really need more. But there are multiple options for what you buy to do switching with for the lab, and those choices impact the topology you end up using. Today I'll break it down, looking at STP, VTP, Layer 3 switches, and switching modules in routers. All I'll pose the question to you fans of 4 switches instead of 3 for your CCNP lab: Why? Read More


WHITE PAPER: Websense

Essential Information Protection
Successful organizations depend upon their ability to collaborate, communicate, and share information online. This paper explains how Essential Information Protection is designed to help organizations make the most of their IT security investments. Read More

I Have Been Disillusioned by WAN Acceleration
DISCLAIMER: If you work for a WAN Acceleration vendor, please do not e-mail saying "our technology is different" or "we can make it work for you". Except for some different tweaks, in general, it's the same. Please don't bother. When it came to WAN Acceleration, I drank the Kool-Aid. I was excited about the technology, it made sense as a way to fix typical problems on wide area networks,... Read More

Cisco expected to have solid quarter
Despite the product lead time issues, Cisco's April quarter appears to be on track or even ahead of expectations, according to updates from two investment firms. UBS says its channel checks and the results of peers indicate a solid quarter in enterprise from Cisco, especially in the US and Asia. Read More


WHITE PAPER: HP

Quadruple VMs without Increasing NICs
IDC: As companies roll out blade-based virtualization deployments, many find that they have limited choices for network I/O. Virtual machines not only help bring more applications onto each server but also place additional demand on network I/O. Learn to adress these challenge.s Click to continue

Rocky Mountain IPv6 Summit
As many organizations are starting to recognize the importance of the impending migration to IPv6, it is clear that there is a lack of high-quality inexpensive sources of IPv6 training. One event that you may want to consider attending is the Rocky Mountain IPv6 Summit. It is a low-cost training opportunity to learn from IPv6 industry experts and gain knowledge of IPv6 implementation experiences. ... Read More

Create a more energy-efficient network infrastructure
Five tips: Read More



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Today from the Subnet communities

15 copies of CompTIA A+ study kits (book, video, flash cards) are available from Cisco Subnet.Deadline April 30. 15 books on Microsoft Systems Center Enterprise suite are available, too.

SLIDESHOWS

Confessions of tech hoarders
How much hardware do you have hidden in your home's nooks and crannies? One tech hoarder shares pictures of his stash, as well as those of some readers.

Interop history quiz
The venerable networking tradeshow Interop convenes this month in Las Vegas. Answer the following 10 questions about Interop, keep score and see how you stack up at the end.

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