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Cornerstone Issue 49: March 12, 2003
Welcome to Issue 49 of Cornerstone, an 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.
http://isp-planet.com/fixed_wireless/equipment/2003/airmagnet1a.html
In the first part of ISP-Planet's three part lab evaluation, Lisa
Phifer introduces AirMagnet Duo, a handy dual-band wireless LAN
analyzer that runs on laptops, and AirMagnet Handheld, a companion
product for Pocket PCs. Part 1 covers system requirements and
provides an overview of the user interface.
http://www.searchSecurity.com/tip/1,289483,sid14_gci882389,00.html
Many companies have deferred wireless LAN rollout due to fears about
wireless intrusion and wardrivers. In this column, Lisa puts
wardriving threats into context and explains how existing security
measures can be used to avoid intrusion and deploy safer WLANs today.
http://www.bluefiresecurity.com/security_downloads_reghome.htm
This white paper, written by Lisa Phifer for Bluefire, discusses security
issues of mobile wireless applications, the threats and vulnerabilities
inherent in mobile handheld devices, consequences of handheld attacks and
potential business impacts, and recommends measures that can be employed
to safeguard mobile handhelds and connected corporate resources.
http://searchnetworking.com/0,294276,sid7_gci884306_tax293386,00.html
Many WLAN users take antennas for granted. They just use the antenna
supplied with their 802.11 PC card or router and quietly curse the
manufacturer when speed drops and signal fades. But they don't know
what WLAN designers do: upgraded antennas can improve performance,
reach and security. Read part 1 of this two-part tip.
http://searchnetworking.com/0,294276,sid7_gci881855_tax293386,00.html
New products based on the draft 802.11g standard are beginning to
appear on retail shelves and prices lists. Vendors rushing to the "G
party" include Actiontec (54 Mbps Wireless), Apple (AirPort Extreme),
Buffalo (AirStation G54), D-Link (AirPlus Xtreme G), and Linksys
(Wireless-G). Consumers struggling to choose between 802.11a and
802.11b now face another decision: whether and when to migrate to
802.11g.
http://searchnetworking.com/ateAnswers/0,289620,sid7_tax292553,00.html
As a searchNetworking expert on wireless LANs, Lisa Phifer answers
questions posed each week by readers. Questions tackled this month:
http://www.bcr.com/bcrmag/2003/02/p49.asp
Internet security is, well, lame, and the situation may get worse
before it gets better. Today, the vast majority of the security problems
that plague us arise from three sources: insecure architectures, poor
software engineering and sloppy management. Only by analyzing and
committing ourselves to mitigate these root causes will we ever
improve Internet security. Dave Piscitello and Steve Kent explore
these issues in the February issue of BCR Magazine.
http://www.corecom.com/external/livesecurity/qos2.htm
In this LiveSecurity Part 2 of 2 column, Dave Piscitello describes
how to use Weighted Fair Queuing, Type of Service (ToS) Marking and
Port Shaping features to optimize bandwidth utilization on WatchGuard
Vclass firewalls.
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