Cornerstone Issue 92: April, 2009



Welcome to Issue 92 of Cornerstone, a subscription-only electronic newsletter issued periodically by Core Competence.

Cornerstone reports on a wide range of networking topics and activities involving Core Competence. A brief abstract explains what you will find if you choose to visit each URL.

Events

http://www.airtightnetworks.com/home/news/events-and-webinars/
802.11n deployment checklist - what you need to know before you start
AirTight Networks, March, 2009

"Failing to prepare is preparing to fail." Nothing better sums up the frustration and expense of many legacy wireless network deployments. 802.11n represents an opportunity to do better. In this webinar, Lisa Phifer joins Sri Sundaralingam of AirTight to present an 802.11n pre-deployment checklist of do's and don'ts.

http://learn.gotomypc.com/forms/041409-NA-G2C-WBRARC
How to Gain a Competitive Advantage with Remote Access
BNET Webinar, April 2009

In this BNET webinar, Lisa Phifer joins Citrix Online's Eric Bensley to discuss trends that demand change in remote access policies, how delivering the right kinds of remote access can enhance profitability, and key differences between remote access technologies that can help employers find the most cost-effective and efficient solution for each employee.

Wi-Fi Planet

http://www.wi-fiplanet.com/reviews/article.php/3807351
Review: AVerMedia AVerDiGi EB1704HB WiFi-4
Wi-Fi Planet, February 27, 2009

In this review, Lisa Phifer takes AVerMedia's WiFi-4 Network Video Recorder for a test drive to examine how turn-key Wi-Fi cameras can simplify residential security surveillance.

http://www.wi-fiplanet.com/reviews/article.php/3812366
Review: Aerohive HiveUI
Wi-Fi Planet, March 27, 2009

Aerohive's HiveUI is an embedded Web manager that can be used to provision up to 12 HiveAPs without a HiveManager appliance. In this review, build our own little "hive" to learn about the benefits and limitations of HiveUI.

http://www.wi-fiplanet.com/reviews/article.php/3816256
Review: TRENDnet TEW-664UB
Wi-Fi Planet, April 21, 2009

802.11n-based consumer products are now on their fourth generation, as demonstrated by TRENDnet's TEW-664UB, an inexpensive dual-band 300 Mbps draft-N USB adapter. Here, we illustrate range improvements offered by this 11n adapter in both the 2.4 and 5 GHz bands.

SearchNetworking Wireless Workshop

http://searchnetworking.techtarget.com/tip/0,289483,sid7_gci1351110_tax3b9_mem1,00.html
802.11n's impact on WLAN security
searchNetworking, March 17, 2009

As businesses move full steam ahead toward bigger, faster 802.11n WLANs, many factors must be considered -- including security. In this workshop tip, Lisa Phifer identifies new considerations that must be addressed to deliver the same or better security with 802.11n.

http://searchnetworking.techtarget.com/tip/0,289483,sid7_gci1351242_tax3b9_mem1,00.html
Securing embedded 802.11n devices
searchNetworking, March 16, 2009

Most administrators already understand how to secure wireless notebooks, but Wi-Fi phones, printers, cameras and specialized devices like barcode scanners can pose unique challenges. In this workshop tip, Lisa discusses techniques used to secure this new wave of embedded 802.11n devices.

http://searchnetworking.techtarget.com/tip/0,289483,sid7_gci1351367,00.html
Persistent, secure connections for roaming WiMAX, 3G and 802.11
searchNetworking, March 19, 2009

Cellular data (WWAN) services excel at on-the-go/outdoor Internet access, whereas 802.11n WLANs are better suited for on-site/indoor private network access. Together, these technologies deliver more robust and ubiquitous connectivity than either by itself. But for mobile workers who use both, there's a catch: roaming.

Virtual Private Networking

http://www.sonicwall.com/downloads/WP-ENG-035_Why-Replace-Your-IPSec_US.pdf
Why Replace Your IPSec for Remote Access
SonicWALL, March 2009

This white paper, written by Core Competence for SonicWALL, explains how SonicWALL Aventail E-Class SSL VPN appliances can be used to enable secure yet agile access to any business application, at any time, using any device, over any network.

http://searchnetworkingchannel.com/generic/0,295582,sid100_gci1285211,00.html
Selling advanced VPN technology FAQ
searchNetworkingChannel, April 2009

VPN deployments have become an integral part of most networking solution providers' portfolios, but customers' needs have evolved, creating demand for more advanced VPN technologies. In this project FAQ, Lisa Phifer explains how to help customers (including those with existing VPNs) make decisions about buying advanced VPN technologies.

Mobile/Wireless Security Tips

http://searchmobilecomputing.techtarget.com/news/article/0,289142,sid40_gci1349572,00.html
iPhone hacking: Lessons from the front line
searchMobileComputing, March 2, 2009

Many IT departments see the iPhone as a runaway train and feel powerless to stop it. At the Gartner Wireless Mobile Summit, Lisa Phifer reports on a presentation by McAfee research scientist Jonathon Zdziarski, who instructed a packed house how to jump out of that train's way.

http://searchmidmarketsecurity.techtarget.com/tip/0,289483,sid198_gci1350462,00.html
Three steps to achieve security for smartphones within a budget
searchMidMarketSecurity, March 10, 2009

As budgets contract and mobile workforces grow, many midmarket businesses are left stranded between a rock and a hard place. Mobile device management systems are designed for enterprises with big problems and big budgets. In this tip, Lisa Phifer enumerates what smaller companies can do to secure smartphones at minimum cost.

http://searchmidmarketsecurity.techtarget.com/tip/0,289483,sid198_gci1349538,00.html
http://searchmidmarketsecurity.techtarget.com/tip/0,289483,sid198_gci1349539,00.html
Safe but simple wireless authentication
searchMidMarketSecurity, March 1, 2009

The simple pre-shared keys (PSKs) designed for homes and small businesses are limiting and risky, but strong 802.1X access control requires enterprise class infrastructure. In this tip, Lisa Phifer discusses simple-but-safe approaches for security-conscious SMBs short on staff and cash.

SearchNetworking Q&A

http://searchnetworking.techtarget.com/expert/KnowledgebaseAnswer/0,289625,sid7_gci1353611_mem1,00.html
Monitoring your network to detect rogue access points (APs)
searchNetworking, 15 April 2009

As a site expert for searchNetworking.com, Lisa Phifer answers reader questions pertaining to all things wireless. In this Q&A, she explains how to detect and classify rogue wireless access points.

http://searchnetworking.techtarget.com/expert/KnowledgebaseAnswer/0,289625,sid7_gci1353711_mem1,00.html
How 802.11n wireless APs in Greenfield mode affect nearby networks
searchNetworking, 7 April 2009

A reader interested in understanding the performance impact of 802.11n coexistence techniques and high-throughput APs that operate in Greenfield mode in the presence of 802.11a/g prompted this Q&A.

Dave Piscitello's Blog: Security Skeptic

http://www.securityskeptic.com/arc20090101.htm#BlogID716
Phishing: a low-paid, low-skills enterprise?
Security Skeptic, January 2009

In this blog, Dave takes exception to conclusions authors Cormac Herley and Dinei Florencio published in a paper entitled A Profitless Endeavor: Phishing As Tragedy Of The Commons. Dave explains why he claims, "the study presents an interesting analysis and some startlingly different measures of the impact of phishing, but doesn't mirror the phishing reality very well."

http://www.securityskeptic.com/arc20090101.htm#BlogID714
Security joins the ranks of industries seeking handouts
Security Skeptic, January 2009

The Internet Security Alliance is urging the Obama administration to assist in assuring that the nation's cyber infrastructure is secure by, you bet, providing market incentives "to spur industry to adopt security procedures to protect cyber infrastructure." Is this simply another industry seeking bailout, do we need regulatory intervention, or should the ISA offer the administration a long term plan for a federally funded security initiative they could actually implement before Uncle Sugar signs the check?

http://www.securityskeptic.com/arc20090301.htm#BlogID723
IETF 74 IPv6 panel: Seven Stages of IPv6 Adoption
Security Skeptic, March 2009

Dave reviews an expert panel discussion on IPv6 adoption held during IETF 74. Assuming the role of an earnest listener in the audience, Dave questions why so much of the adoption remains rhetoric and why v4/v6 transition was neglected for so long. He closes by applauding Russ Housley for having the good sense and gumption to admit that there is only one real reason for the long tail of IPv6 adoption.

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