Wireless Network Security

  • January 04, 2008 04 Jan'08

    Troubleshooting wireless connectivity: Plug it in, plug it in

    Troubleshooting wireless connectivity is often about fixing the physical issues first. Although we like to think that "going wireless" means there are no wires involved, anyone in networking knows ...

  • December 20, 2007 20 Dec'07

    Traffic shaping helps cure network congestion woes

    Traffic shaping and caching technologies, which prioritize data transmissions based on type and user, can help ease -- and dramatically lower -- network congestion. The typical enterprise network is becoming a more and more crowded place: Every day,...

  • December 20, 2007 20 Dec'07

    The 5 hottest topics on SearchTelecom

    We looked for the 5 most popular topics on SearchTelecom this year, and here are our readers' favorites.

  • December 19, 2007 19 Dec'07

    Wireless security major networking concern for 2008

    A few weeks ago, I asked our readers to tell me the number one networking issue you'd like to learn more about in the new year. It was no surprise that "security" appeared again and again in the ...

  • December 19, 2007 19 Dec'07

    Top 10 Telecom Definitions of 2007

    What did people most look up in SearchTelecom's WhatIs glossary? Easy-to-understand information for industry insiders and the merely curious. Here are your top 10 terms of the year.

  • December 17, 2007 17 Dec'07

    Cisco: Consumer behavior trumps enterprise as network driver

    Consumer behavior, rather than the enterprise, is now driving Internet application adoption, Cisco says, and the company is embracing a consumer strategy to match it.

  • December 17, 2007 17 Dec'07

    Consumers drive network use, not enterprise, Cisco says

    Cisco is paying attention to the fact that consumer use of technology is now driving network development rather than the enterprise, and shifting its focus accordingly.

  • December 12, 2007 12 Dec'07

    Cisco roadmap focuses on video, collaboration

    Cisco announced its future plans at the C-Scape analyst conference, stressing the importance of IP video and collaboration tools and their role as the technology enabler.

  • December 12, 2007 12 Dec'07

    Cisco's future in three words: TelePresence, collaboration, video

    Cisco has boiled down its strategy for the next three to five years to three words -- TelePresence, collaboration and video -- and plans to use its networking expertise to stay in the middle of the emerging IP video market.

  • December 10, 2007 10 Dec'07

    Network budget increases to ease convergence, application load

    New applications, increased remote locations and convergence are driving increased network spending for the new year, according to a new TechTarget survey, as network operations staffs juggle even more.

  • December 05, 2007 05 Dec'07

    Disaster recovery, convergence and security top 2008 networking to-do lists, survey finds

    Disaster recovery, convergence and security will all remain top concerns for networking administrators in 2008.

  • December 05, 2007 05 Dec'07

    IPv6 readiness heightened as IP addresses dwindle

    The move to IPv6 has been under discussion for years, but as IPv4 address space dwindles, industry experts say now's the time to take IPv6 seriously.

  • December 05, 2007 05 Dec'07

    Femtocells can deliver higher ARPU for telecoms

    Telecoms need to target the most profitable markets with femtocells while avoiding service cannibalization, and stop focusing on them as cost cutters.

  • December 04, 2007 04 Dec'07

    Cisco's new CTO

    Cisco announced tonight that it has a new CTO. She is a woman, and she has one of the coolest names on the planet: Padmasree Warrior. Warrior was formerly CTO of Motorola. She worked at Motorola ...

  • December 03, 2007 03 Dec'07

    IP router/switch sales may reach all-time high in 2007

    The need for IP routers and switches to power telecom service providers' next-generation networks are leading to an all-time-high sales year for equipment vendors, as consumer broadband and mobile voice and data needs also increase.

  • November 30, 2007 30 Nov'07

    It's a phone, it's a computer -- no! It's your mobile device! (A comment on form factor)

    You really can’t call mobile phones “phones” anymore, what with all the Web 2.0 applications springing up, such as FaceBook for BlackBerrys. These phones, or devices, have really become more like ...

  • November 29, 2007 29 Nov'07

    Verizon Wireless promises any device, open access on networks

    Verizon Wireless announces they are opening up their network to any devices and applications that can pass a minimal amount of standards testing, a possibly disruptive strategy.

  • November 29, 2007 29 Nov'07

    Applications, convergence to boost network spending

    Network spending will increase next year for many respondents to a recent survey. Applications, remote offices and bandwidth will fuel the increase.

  • November 28, 2007 28 Nov'07

    Convergence, need for next-generation networks drive router sales growth

    As service providers seek to upgrade their networks to deliver more multimedia and integrated services, router manufacturers continue to see increased sales.

  • November 28, 2007 28 Nov'07

    Telecom convergence drives router surge

    Router vendors reap the benefits of continued strong sales as telecom service providers continue to upgrade their networks to deliver multimedia and integrated services.

  • November 27, 2007 27 Nov'07

    Cisco networking bookshelf bonanza!

    Maybe you are hoping to catch up on some networking know-how before the new year... or perhaps you could use a free gift for that special geek on your holiday gift list. Either way, I'd like to ...

  • November 27, 2007 27 Nov'07

    Network management best practices: Collecting essential data to optimize network performance

    Network performance management best practices don't have to be unrealistic for network managers -- or unaffordable for enterprises. When network performance and accounting technologies overwhelm both Network Management Systems (NMS) applications and...

  • November 26, 2007 26 Nov'07

    Cisco positions for IP video application dominance

    Acquisition by acquisition, Cisco appears to be moving toward IP video application dominance with new capabilities in digital signage, interactive advertising and video surveillance. A new report looks at the mature networking vendor's moves toward...

  • November 20, 2007 20 Nov'07

    Endpoint security locks down law firm's network

    Network security is top priority for one of the world's largest law firms, which recently deployed endpoint security tools to help enforce its strict security policies.

  • November 20, 2007 20 Nov'07

    Telecoms must provide emergency battery power post-Katrina

    After Hurricane Katrina, the FCC ruled that telecom service providers must maintain eight hours of battery power at remote locations.

  • November 16, 2007 16 Nov'07

    Cisco targeting digital signage, advertising

    The first time I talked to Cisco about the networking vendor’s foray into digital signage, I was a bit confused. Why would the largest enterprise networking vendor want to jump into an area ...

  • November 15, 2007 15 Nov'07

    Mobile devices: MIA

    We talk a lot about the importance of mobile device management, but outside my job as an editor on a networking site, it's not something I think about that often. Until, three days ago, I misplaced ...

  • November 15, 2007 15 Nov'07

    Is Cisco becoming the IP video giant?

    Cisco has made a string of strategic acquisitions, culminating with the purchase of Cognio, which could vault it to the top of the heap when it comes to next-generation IP video applications like digital signage, interactive advertising and video ...

  • November 15, 2007 15 Nov'07

    Sprint, Clearwire terminate WiMax deployment agreement

    Citing complexities, Sprint and Clearwire have cancelled their WiMax rollout agreement.

  • November 14, 2007 14 Nov'07

    Network management suite eyes virtualization

    Entuity has announced the newest iteration of its network management suite Eye of the Storm, dubbed EYE 2008. This announcement of the upgrade places a focus on Software as a Service and virtualization. Streamlined and automated reporting tools are ...

  • November 13, 2007 13 Nov'07

    Network access control server eases guest access

    Cisco Network Admission Control Guest Server, released today, can relieve some of the headaches of guest network access while also acting as a building block to a broader network access control (NAC) rollout.

  • November 13, 2007 13 Nov'07

    Revenue assurance a critical tool for telecom success

    Proper revenue assurance can help limit the amount of money lost to faulty billing systems, redundantly provided services and fraud.

  • November 08, 2007 08 Nov'07

    Core network services: Breaking down the disconnect

    Core network services, like DNS and DHCP, are critical for network and applications performance, but many companies are still taking an ad hoc approach.

  • November 08, 2007 08 Nov'07

    IMS almost ready for prime-time deployment -- maybe

    As IMS continues to mature, telecoms will inevitably switch to the standard -- someday.

  • November 07, 2007 07 Nov'07

    Integrating edge assets into networks can cut costs

    Properly managing integrated edge assets can save time and prevent headaches for network administrators.

  • November 06, 2007 06 Nov'07

    Cisco upgrades Catalyst 4500 and 6500 switches

    Cisco today released updates to its modular Catalyst 4500 and 6500 switch series to add more capacity, scalability and redundancy.

  • November 06, 2007 06 Nov'07

    Satellite deployments connect enterprises with data, voice in the toughest places

    Satellite voice and data service options can be found to fill any need.

  • November 01, 2007 01 Nov'07

    It's not easy being green

    Boston recently held a "hazardous materials drop-off day," when residents of the city could take their half-empty cans of varnish and paint thinner, car batteries and the like for proper disposal ...

  • November 01, 2007 01 Nov'07

    MPLS implementation gotchas

    In this tip on controlling and implementing multiprotocol label switching (MPLS), learn how to eliminate network latency without getting caught in an SLA with a bad service provider.

  • November 01, 2007 01 Nov'07

    Mobile TV slowly becoming a reality for American cellular subscribers

    Mobile TV rollouts continue moving forward with the major service providers, despite some daunting challenges.

  • October 31, 2007 31 Oct'07

    Networks in need of a green thumb

    Network power consumption comes in many forms. In part two of's two-part question-and-answer, Gary Audin, president of network consulting firm Delphi Inc., discusses the networking devices that are the biggest power drain and ...

  • October 30, 2007 30 Oct'07

    The IT Guy: Cable under the table

    > Continue reading part 2, "Amazing Grace." > View all our IT Guy cartoons on This cartoon is partially based on an idea suggested by our reader, Jim Shumaker. Jim will ...

  • October 30, 2007 30 Oct'07

    Green networking: Selling the idea to executives

    Gary Audin knows the network consumes a lot of power. But Audin, president of network consulting firm Delphi Inc., also has some radical ideas that could change that and cut network-related power consumption to a fraction of what it is today. And ...

  • October 30, 2007 30 Oct'07

    Vonage VoIP service plagued by security holes, researchers say

    Researchers say Vonage and other VoIP providers are leaving their users wide open to serious security holes.

  • October 26, 2007 26 Oct'07

    Network management can be just plain ugly

    I've been a writer and editor in the enterprise networking market for 11 years now, and one topic I dread being asked about is network management. I didn't really understand it when I started ...

  • October 25, 2007 25 Oct'07

    The 802.11n wireless standard is ready. Are you?

    802.11n, the new wireless standard that promises faster speeds and greater range, is already starting to trickle into some network environments, even though it will not be ratified until at least next year. The new standard, by many accounts, is ...

  • October 25, 2007 25 Oct'07

    Addressing security risks – Whose problem is it?

    The key to addressing a security risk is to look at the external factors affecting it, then analyze who will suffer the most pain for not fixing it, according to security expert Bruce Schneier. To change who will take responsibility, change the ...

  • October 24, 2007 24 Oct'07

    As network configuration management matures, documentation woes linger

    Network change and configuration management deployments are taking top billing in many IT departments, but the process is far from easy.

  • October 24, 2007 24 Oct'07

    Security market based on economics, not technology

    Network and computer security is challenged by increasing complexity in a market ruled by four basic economic principals rather than technology, according to security expert Bruce Schneier.

  • October 23, 2007 23 Oct'07

    What's the opposite of networking?

    Last night I was watching Attack of the Show again and they mentioned a site called BuzzFeed, which picks up the latest and greatest Web trends and conversations and compiles them all with an ...

  • October 23, 2007 23 Oct'07

    One VoIP provider's patent protection: More patents

    A variety of strategies mean that independent VoIP offerings won't go away soon, even if they change form.

  • October 19, 2007 19 Oct'07

    You mean I won't get paid more for getting this cert?

    Tell me you haven't heard this before: Getting a certification earns you more pay. This week, however, Foote Partners LLC released a study revealing just the reverse: the average premium pay for ...

  • October 18, 2007 18 Oct'07

    Shifting markets, patent litigation spell trouble for VoIP providers

    Once heralded as disruptive technologies, VOIP providers Vonage and Skype are ceding ground to traditional telecom providers for consumer voice services.

  • October 17, 2007 17 Oct'07

    Engineer uses schooling, certifications to excel in networking

    Systems engineer Quinn Snyder used the Cisco Networking Academy and certifications to forge a career path in networking.

  • October 16, 2007 16 Oct'07

    The problem of network management

    Back in July, I wrote in a SearchNetworking newsletter about the challenge of choosing the right network management tool: There's not only overlap among these tools, but also a lot of variation in ...

  • October 16, 2007 16 Oct'07

    Verizon Business announces managed WAN optimization service

    Verizon Business has announced a new managed WAN optimization service, which uses Juniper's WXC platform to accelerate and analyze WAN usage.

  • October 15, 2007 15 Oct'07

    "Most awesome router ever"

    Last Friday, G4TV's Attack of the Show named the wireless Belkin N1 Vision the "most awesome router ever." Co-hosts Kevin Pereira and Olivia Munn rattled off a list of winning specs including ...

  • October 12, 2007 12 Oct'07

    Bizarro VoIP: Is it evil? Do you care?

    Recently, Tom Keating at TMC wrote in his blog about Digium acquiring Switchvox, a proprietary Asterisk-based VoIP solution. Keating had interviewed Asterisk inventor and Digium CTO, Mark Spencer, ...

  • October 12, 2007 12 Oct'07

    Is NAC stuck in the mud?

    Around this time last year, network access control (NAC) was the be-all, end-all for network security. Performing pre- and post-admission checks on devices before allowing them access to the ...

  • October 11, 2007 11 Oct'07

    Juniper updates network access control

    Juniper Networks has updated its Unified Access Control NAC products to include better pre- and post-admission, identity and role awareness and other new features.

  • October 11, 2007 11 Oct'07

    In a cellular world, landline telecoms struggle to define themselves

    As their markets shrink, landline companies shift their focus from POTS to a more integrated approach.

  • October 10, 2007 10 Oct'07

    Wireless carrier satisfaction ranked by J.D. Power

    J.D. Power ranked T-Mobile as the No. 1 wireless carrier for customer satisfaction, but Verizon and regional carriers scored well too.

  • October 09, 2007 09 Oct'07

    Network management shortcuts -- Tools and frameworks

    In the new e-book "The Shortcut Guide to Network Management for the Mid-Market," author Greg Shields outlines real-world technologies, processes and guiding steps to help network engineers and IT managers implement effective network management with ...

  • October 09, 2007 09 Oct'07

    Can AT&T's VDSL compete in a fiber world?

    AT&T's VDSL and Verizon's fiber strategies are both tailored to their markets, but both face high hurdles.

  • October 04, 2007 04 Oct'07

    The "other" kind of networking

    For about as long as routers, switches and cables have been connecting critical functions of the business network, people have been using that same technology to connect socially -- whether for ...

  • October 04, 2007 04 Oct'07

    802.11n wireless network keeps college unwired

    Morrisville State College is deploying 802.11n to replace its aging wireless network. In a "calculated risk," the college has implemented 10 802.11n access points so far and plans to replace the rest of its a/b/g network by the end of the month.

  • October 02, 2007 02 Oct'07

    World Cyber Games' network is 'organized chaos'

    An enterprise-grade network was built by ProCurve Networking by HP last week for the World Cyber Games in Seattle. It offers thousands of gamers uninterrupted access.

  • October 02, 2007 02 Oct'07

    IPv6 network's a go for Verizon, others

    IPv6 has become a focus for Verizon and other service providers as IPv4 addresses disappear.

  • October 01, 2007 01 Oct'07

    Over the Wire: Cable voice turnoff bends telecom competition regulations

    Changes in regulatory policies in recent years have shaped wireline voice competition into a showdown between telcom providers and cable companies. But the model breaks down when one side changes the focus to profits instead of market-wide ...

  • September 28, 2007 28 Sep'07

    3Com to be acquired by equity firm

    3Com Corp. today announced it will be acquired by private equity firm Bain Capital Partners for $2.2 billion.

  • September 28, 2007 28 Sep'07

    World Cyber Games network taking shape

    Day two of setting up the network for the World Cyber Games has seen the network take shape. After a quick trip to Sears to grab some extra tools -- a wrench and a screwdriver set -- the 25 ...

  • September 27, 2007 27 Sep'07

    World Cyber Games sneak preview

    Some of us may already be well aware of, or well on our way to, the video-game conference hosted in Seattle this year. For those of you not in the know, the buzz of gamers is in the air; World ...

  • September 27, 2007 27 Sep'07

    Do geeks rule the world (or are we slaves to the marketing machine)?

    It's a banner week for geeks, at least for geek-themed pop culture. Between the release of Halo 3 on Tuesday and all the geek-friendly TV shows premiering all week long, I wonder how many people ...

  • September 27, 2007 27 Sep'07

    Cisco and new ISR aggressively target branch office

    Cisco this week released a host of new branch office solutions, building on the success of the Integrated Services Router and offering security, unified communications and WAN optimization.

  • September 26, 2007 26 Sep'07

    The IT Guy: Tech support, I forgot my password

    Here's the latest cartoon in our "IT Guy" series. Check out more cartoons on

  • September 26, 2007 26 Sep'07

    Welcome to the Hub

    The editors of welcome you to our shiny new blog. Click over to "about us" and find out who we are, post a comment, or sign up for ITKE, where you can connect with like-minded ...

  • September 26, 2007 26 Sep'07

    Remote access still faces hurdles of security, disaster recovery

    Security, disaster recovery and productivity are areas of concern when employees work remotely, a recent study has found.

  • September 25, 2007 25 Sep'07

    Cisco rolls out appliance to enhance carrier Ethernet and IPTV

    Cisco released a new appliance to bring fiber to multi-tenant units and enhanced its IP NGN Design Carrier Ethernet SLAs to better accommodate services like IPTV and video.

  • September 20, 2007 20 Sep'07

    NetScout acquires Network General

    NetScout will acquire Network General to create a one-stop solution for packet analysis, data mining, monitoring and troubleshooting.

  • September 20, 2007 20 Sep'07

    Multimedia, IMS focus for F5 traffic management

    Multimedia services and IMS traffic management for service providers have become a bit easier with F5 BIG-IP Local Traffic Manager (LTM).

  • September 18, 2007 18 Sep'07

    Cisco to acquire Cognio

    Cisco today announced plans to acquire wireless spectrum analysis and management vendor Cognio, proving that Cisco is aggressively making a name for itself in the wireless and mobility arenas.

  • September 12, 2007 12 Sep'07

    Core network switch rounds out ProCurve's architecture

    ProCurve Networking by HP launched a new core switch that the vendor and experts said will round out its core-to-edge offerings.

  • September 11, 2007 11 Sep'07

    Telco fiber deployments threaten cable operators

    Telecom fiber deployments for services like video and IPTV could threaten the incumbent cable providers as telcos strive to become multiple service operators (MSOs), according to a recent iSuppli report.

  • September 10, 2007 10 Sep'07

    Cisco adds NAC to ISR, updates endpoint recognition

    Cisco today released an NAC module for the Integrated Services Router (ISR) and the NAC Profiler for recognition of networked endpoints. The NAC ISR module is a step toward eliminating complexity and making NAC more marketable and affordable, while ...

  • September 06, 2007 06 Sep'07

    Network performance problem diagnosis must be proactive

    Diagnosing network performance problems must be more proactive and not hinge on end-user complaints, a new study found. And companies need to fix those performance issues faster.

  • September 06, 2007 06 Sep'07

    Telecom carrier spending up worldwide

    Telecom carrier capital spending and revenue will increase worldwide this year as providers focus on video services like IPTV and mobile video.

  • 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.

  • August 30, 2007 30 Aug'07

    Network access control vendors: Attraction vs. retention

    Network access control (NAC) vendors who are the most attractive to potential users aren't always the ones that are deployed and used, a recent study by Current Analysis found.

  • August 28, 2007 28 Aug'07

    FMC, IMS on telecom carrier roadmaps

    FMC and IMS are top of the to-do lists of service providers that are trying to differentiate themselves from the competition, according to a recent Infonetics Research study.

  • August 23, 2007 23 Aug'07

    Cisco networking certifications blaze engineer's career path

    Cisco networking certifications helped one network engineer blaze a successful career path despite his initial limited knowledge of the technology.

  • August 21, 2007 21 Aug'07

    IPv6 readiness is key as IPv4 peters out

    IPv6 has been talked about for years, but as IPv4 address space dwindles, industry experts say now's the time for true v6 consideration.

  • August 15, 2007 15 Aug'07

    Wireless networks pave the way to the Super Bowl

    Wireless network deployments have given major football stadiums the connectivity they need to host massive events like the Super Bowl.

  • August 12, 2007 12 Aug'07

    What is Cisco LEAP/EAP?

    Learn about Cisco's LEAP or wireless EAP, which provides authentication between a wireless client and a WLAN access point using rotating WEP keys.

  • 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.

  • August 02, 2007 02 Aug'07

    Cisco network design certification gets update

    Cisco has updated its professional network design certification, CCDP, to account for new levels of intelligence embedded in a service-oriented architecture.

  • July 30, 2007 30 Jul'07

    Using a packet sniffer for network packet analysis

    A packet sniffer may seem like a humble addition to a network professional's toolkit, but when used correctly, packet sniffers (also known as protocol analyzers) can home in on any number of network problems. "Practical Packet Analysis: Using ...

  • July 24, 2007 24 Jul'07

    Cisco adds monitoring to WAAS

    Cisco and NetQoS have paired up to add more visibility to WAAS WAN optimization.

  • July 19, 2007 19 Jul'07

    Wireless interference can be frustrating (and fun?)

    Wireless interference can sap Wi-Fi connectivity on the WLAN, but there are ways to avoid it.

  • July 17, 2007 17 Jul'07

    Branch offices get security, services boost

    Juniper Networks this week released a handful of new branch office offerings, including two new services routers, two secure services platforms and two network management appliances.

  • July 16, 2007 16 Jul'07

    Verizon buys Cybertrust, boosts security profile

    Verizon finalized its acquisition of Cybertrust last week, increasing the telecom carrier's security expertise and service offerings.