News
Wireless networking
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January 05, 2011
05
Jan'11
BCS CEO David Clarke talks about the future of the IT industry
David Clarke, CEO of the chartered institute of computing the BCS, talks to Computer Weekly about being awarded an MBE, the future of the IT profession and tackling a membership revolt against his leadership last year.
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June 18, 2010
18
Jun'10
PRIMER: WiFi sniffers
Learn about WiFi sniffers, how they operate, how they can help to manage your WLANs and why Google is far from alone in its use of the technology.
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October 01, 2008
01
Oct'08
Using iPerf to measure WLAN performance
Learn how to measure TCP/UDP, throughput, loss and delay with iPerf, an open source network testing tool.
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July 15, 2008
15
Jul'08
Linksys WAP2000 Business Access Point: Review and configuration
Our labs run their eyes over Linksys' new WAP 2000, a VoIP and WLAN router for small businesses.
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May 29, 2008
29
May'08
Cisco smartens up the wireless network with Motion platform
Cisco will soon release a new product that integrates wireless devices and wired networks to enable seamless handovers and uninterrupted data access.
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May 20, 2008
20
May'08
What is 802.11n "Greenfield" mode?
802.11n has a special facility called "Greenfield" mode to help it increase speed.
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March 13, 2008
13
Mar'08
Wireless security protocols -- How WPA and WPA2 work
WPA and WPA2 improve upon WEP's encryption methods for better 802.11 wireless security.
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February 24, 2008
24
Feb'08
Six steps to create a wireless LAN
Wireless LANs are deceptively simple to create. Follow our guide to ensure your WLAN has perfect coverage, can handle your applications and is easy to manage.
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February 17, 2008
17
Feb'08
Introduction to wireless networks - from "The book of wireless"
Learn about the standards and specifications that control wireless networks and explains how data moves through the network from one computer to another.
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November 15, 2007
15
Nov'07
Wireless LAN performance
Benchmarking your wireless LAN performance is tricky. This tip examines key issues and offers advice for effectively measuring your WLAN performance.
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November 05, 2007
05
Nov'07
Google announces open source operating system for smartphones
After months of speculation, Google has officially announced Android, an mobile devices OS it's developing in partnership with a wide variety of companies.
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November 01, 2007
01
Nov'07
ISCSI storage gets performance makeover
Suppliers, including Ibrix, Mellanox, Alacritech and EqualLogic, are offering juiced-up new iSCSI configurations, while 3PAR, CipherMax and NeoScale boost data security products.
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October 23, 2007
23
Oct'07
How to manage mobility
Planning a new mobility deployment? This tip and podcast offer eight strategies to make sure you get it right.
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September 20, 2007
20
Sep'07
Wireless troubleshooting
Wireless network troubleshooting basics are discussed in this guide.
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September 19, 2007
19
Sep'07
802.11 protocols
802.11 wireless protocols and deployment basics are discussed in this guide.
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September 18, 2007
18
Sep'07
Cisco to acquire Cognio
Cisco will acquire wireless spectrum analysis and management vendor Cognio in a deal that will give Cisco a leg-up on wireless and mobility.
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September 18, 2007
18
Sep'07
Wireless security
Wireless security and polices are covered in this guide.
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September 17, 2007
17
Sep'07
Wireless network deployment and management
Wireless network deployment and management are discussed in this guide.
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September 17, 2007
17
Sep'07
Wireless access points
The basics of wireless access point (AP) as well as configuration and placement are covered in this guide.
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September 16, 2007
16
Sep'07
Wireless protocols learning guide
Wireless technologies including 802.11, WLAN and Wi-Fi defined in this guide.
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September 04, 2007
04
Sep'07
Cisco goes next generation with 802.11n
Cisco today released 802.11n WLAN gear, as wireless experts predict the technology will soon kill the need for wired Ethernet LAN access.
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September 02, 2007
02
Sep'07
Wireless network security: Controlling secondary connections
Secondary connections are the latest threat to corporate wireless networks and require more than password protection to remain secured.
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August 23, 2007
23
Aug'07
Nokia Intellisync boosts device management
Nokia Intellisync has released updates to its Mobile Suite to enhance remote device support, loss and theft protection, and management capabilities.
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August 08, 2007
08
Aug'07
NAS appliance specifications
NAS appliances are noted for their convenience, offering dedicated internal storage that is relatively straightforward to identify and manage. The biggest issue for NAS appliances is avoiding network bottlenecks and supporting expansion without ...
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August 08, 2007
08
Aug'07
Wi-Fi simplicity edging out Wi-Fi security
Experts say the standards are available to lock down Wi-Fi, but many network and security managers are taking an easier approach.
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August 08, 2007
08
Aug'07
WLANs require investment to yield benefits, study says
WLANs require strong investments in order to yield their benefits, according to a recent study by the Aberdeen Group.
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August 08, 2007
08
Aug'07
WLANs require investment to yield benefits, study says
WLANs require strong investments in order to yield their benefits, according to a recent study by the Aberdeen Group.
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July 25, 2007
25
Jul'07
Cisco issues warning for wireless LAN controller flaws
Cisco Systems is warning customers of flaws in its wireless LAN controllers that initially crippled a wireless network at Duke University.
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July 19, 2007
19
Jul'07
Wireless interference can be frustrating (and fun?)
Since Wi-Fi operates in unlicensed bands, the enterprise wireless spectrum can be shared by other, seemingly innocuous devices like Bluetooth and wireless game controllers. But interference from such devices, or from having too many devices on one ...
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April 29, 2007
29
Apr'07
WEP: Wireless security's broken skeleton in the closet
WEP for wireless security was cracked again recently. Though many will say WEP is obsolete, many companies still use it.
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April 04, 2007
04
Apr'07
Wireless VoIP market to grow rapidly
VoIP and Voice over Wi-Fi markets are expected to be strong in 2007 and remain so through 2012.
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March 22, 2007
22
Mar'07
11n will boost speed, prompt upgrades
802.11n's speed will be a welcome boost for end-users, but will create headaches as admins face network upgrades to deal with the demand for bandwidth it unleashes.
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March 11, 2007
11
Mar'07
Wi-Fi interference
In this research report, undertook the challenge to quantify the problem of interference in wireless LANs and defined a methodology for evaluating the effects of interference on WLANs.
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February 28, 2007
28
Feb'07
RFID cloning presentation moves forward despite legal threats
Chris Paget, director of research and development at IOActive spoke mainly about the science behind RFID tags and readers and the inherent security issues of the technology.
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February 27, 2007
27
Feb'07
Black Hat presenter nixes RFID cloning demo under pressure
A demonstration of a device that could easily clone radio frequency identification (RFID) badges, was pulled from a conference presentation under pressure from a chip maker.
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December 18, 2006
18
Dec'06
Cisco WLAN design best practices
Wireless LAN (WLAN) technology has built-in security features, but a one-size-fits-all approach won't ensure adequate security for your organization. This tip provides best practices for designing your security architecture, including user community...
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December 11, 2006
11
Dec'06
SIP desktop phone blends functionality, style
VoIP desktop phones are no longer the clunky hunks of plastic that take up space on your desk. Siemens yesterday launched a new family of SIP phones that are as slick as they are functional.
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November 28, 2006
28
Nov'06
Effective wireless security is available, but holes exist
Specialist vendors offer products that allow even small businesses to run a secure wireless network without paying a high price, but that doesn't mean companies are using it.
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October 30, 2006
30
Oct'06
Wireless network security testing
The abundance of wireless devices is making wireless networks -- both authorised and unauthorised -- more common. Attack your own wireless networks to find vulnerabilities before malicious hackers do. Security testing expert Kevin Beaver covers the ...
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October 15, 2006
15
Oct'06
Flaw found in Toshiba wireless device driver
Attackers could exploit a flaw in the Toshiba Bluetooth wireless device driver to cause a denial of service or launch malicious code on victims' machines.
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October 03, 2006
03
Oct'06
Cisco, Cognio team up on Wi-Fi interference detection
Cisco and Cognio have partnered to troubleshoot and diagnose problems on the Wi-Fi network.
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October 03, 2006
03
Oct'06
Cisco, Cognio team up on Wi-Fi interference detection
Cisco and Cognio have partnered to troubleshoot and diagnose problems on the Wi-Fi network.
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September 14, 2006
14
Sep'06
Set up an ad hoc WiFi network
What if you wanted to do pretty much everything you can do on a network, but didn't have a router? You can set up an ad hoc network, in which you can connect on a peer-to-peer basis with other computers and PDAs. You don't need any extra software; ...
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September 06, 2006
06
Sep'06
VoIP startup untethers would-be mobile workers from wireline office phones
VoIP startup DiVitas Networks has voice-over-WiFi-to-cellular technology in the works that gives endusers access to enterprise apps and puts dual-mode handset management in the hands of network administrators.
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September 05, 2006
05
Sep'06
ControlGuard targets rogue devices
ControlGuard Access Manager is an effective tool for controlling what devices users can add to their workstations and how they are used.
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August 14, 2006
14
Aug'06
Wireless security boost for laptops outside the office
>Most companies do a pretty good job with wireless security within the office walls, but what happens when end users take their laptops home -- or to Starbucks?
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August 02, 2006
02
Aug'06
RFID security issues are cause for corporate concern
Although small in nature, RFID tags could be used to attack databases and corrupt critical information. It's a growing concern as corporate RFID use skyrockets, yet experts say there are reasonable ways to mitigate the risks and gain the business ...
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July 26, 2006
26
Jul'06
Blue Cross bears burden of 'no wireless' policy
Blue Cross of Idaho had a "no wireless" policy on paper but never really enforced it. That is, until a team of auditors said the company had better do something.
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November 28, 2005
28
Nov'05
Step 6: Configuring wireless clients
With wireless networks proliferating it is a good idea to understand what it takes to build a VPN for a wireless gateway. Contributor and Microsoft MVP Brien Posey details the necessary steps in this step-by-step guide.
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November 21, 2005
21
Nov'05
Wireless security: Public Wi-Fi could open security holes
A Michigan county is working to give everyone within its borders wireless Internet access. But when it comes to security, users are on their own.