• November 15, 2005 15 Nov'05

    Juniper brings in the Funk for tighter security

    Continuing its drive to offer tight network security, Juniper Networks yesterday announced plans to buy Funk Software for a cool $122 million.

  • November 14, 2005 14 Nov'05

    NetFlow analyzers moving upstream

    As bandwidth consumption and application performance continue to be hot topics, vendors are announcing enhancements to their NetFlow readers and analyzers.

  • November 10, 2005 10 Nov'05

    Voices of Authority: Network planning, management saves money

    Looking ahead at what your network needs could save mountains of cash. expert Carrie Higbie explains some ways to cut costs and get maximum network performance.

  • November 08, 2005 08 Nov'05

    Sniffer updates nothing to sneeze at

    To prove the company is back, Network General this week announced enhancements to its Sniffer line, adding application performance analysis to its network monitoring tools.

  • November 07, 2005 07 Nov'05

    New bot may threaten Cisco routers

    The network-aware bot spreads via unpatched Windows flaws and can scope out Cisco routers running vulnerable Telnet or HTTP servers. Separately, the networking giant has fixed a problem with its IPS configuration software.

  • November 03, 2005 03 Nov'05

    High-density, low-cost 10 GigE offering could attract enterprises

    A new line card by Force10 Networks expands the number of available 10 Gigabit Ethernet ports to 224 on one system. While considered mostly for the data center market, some analysts say enterprises will soon take notice.

  • October 31, 2005 31 Oct'05

    Cisco leads WLAN market, despite technology similarities

    A Forrester Research study shows that although most WLAN vendors are offering similar products, Cisco clearly leads the pack in terms of sales.

  • October 27, 2005 27 Oct'05

    Wireless LANs, the new 'secure' network

    Once thought to be extremely vulnerable to attacks, wireless LANs are gaining security traction. Learn why experts and vendors say wireless hackers are no longer an issue and why wireless networks can be more secure than wired.

  • October 26, 2005 26 Oct'05

    What you don't know can hurt you

    One industry observer warns enterprises of the dangers of being unwary or unprepared for potential cyber-attacks.

  • October 25, 2005 25 Oct'05

    WLAN security flies high with intrusion detection

    Trapeze this week tapped AirDefense to add security features to its wireless network access points to protect against threats.

  • October 24, 2005 24 Oct'05

    Tool gives on-site management capabilities to distributed networks

    Uplogix today introduced Envoy 2.0, a management tool for distributed networks, and one company plans to use it to keep an eye on its global infrastructure.

  • October 20, 2005 20 Oct'05

    Despite boom, IP VPN cost still a hurdle

    A new study shows adoption of IP VPNs surging, but high cost continues to be an obstacle for some.

  • October 18, 2005 18 Oct'05

    Advancement to Cisco's NAC framework boosts security in LAN, wireless space

    The networking giant today announced additions to its security framework, including support for the company's popular Catalyst switches and wireless services.

  • October 17, 2005 17 Oct'05

    Boom predicted for IP telephony, wireless LAN spending

    Wireless LAN and IP telephony are already hot, but IDC expects spending to double by 2009, fueled by implementations in retail, finance, government and professional services.

  • October 12, 2005 12 Oct'05

    New filter sinks phishing expeditions

    A new anti-phishing filter from TippingPoint Technologies Inc. uses multiple layers to block sneaky scams at the network level.

  • October 12, 2005 12 Oct'05

    OpenSSL vulnerable to man-in-the-middle attacks

    Exploits of this flaw, which makes OpenSSL vulnerable to man-in-the-middle attacks, could force a client and server to negotiate the less secure SSL 2.0, even if both parties support the more secure SSL 3.0 or TLS 1.0 protocols.

  • October 10, 2005 10 Oct'05

    Analysts: 3Com trying to woo enterprises with new ad campaign

    Following strategic missteps and profitability woes, 3Com hopes a new ad campaign will remind enterprises that Cisco and HP ProCurve aren't the only vendors in town.

  • October 05, 2005 05 Oct'05

    Cisco slips in LAN switch value rating, excels overall

    A recent survey shows more organizations are dissatisfied with the cost and value of Cisco's LAN switches, while a number of competitors may be gaining ground.

  • October 04, 2005 04 Oct'05

    Cisco Spotlight Series: Service with a smile

    Gary Moore couldn't be prouder. During the past four years, the Cisco Systems Inc. senior vice president has transformed the networking giant's advanced services group from an organization that helps fix products to one that addresses what Cisco ...

  • September 27, 2005 27 Sep'05

    Cisco adds new layers to network defense

    The network giant is teaming up with Trend Micro to help companies keep worm and virus outbreaks at bay and is augmenting internal network security with new software.

  • September 26, 2005 26 Sep'05

    HP strengthens its core

    Change may be in the air at Hewlett-Packard, but its ProCurve networking group is still working to chip away at Cisco Systems with new core switches and management modules.

  • September 26, 2005 26 Sep'05

    Questions abound on ProCurve's strategy, future

    ProCurve says it's business as usual, but speculation that HP's networking group is up for sale has caused some to wonder what the future may hold for ProCurve's products and customers.

  • September 22, 2005 22 Sep'05

    Commoditization or integration?

    Is the network being commoditized? Editor Susan Fogarty offers her view on the issue.

  • September 20, 2005 20 Sep'05

    Cisco security certifications changing

    Those seeking the CCSP and specialization in VPN, firewall and IDS will soon follow different curricula that better reflect Cisco Systems' current product lines.

  • September 08, 2005 08 Sep'05

    Cisco Spotlight Series: The need for speed

    Despite the growth in networking segments like wireless, IP voice and application networking, what has driven the industry from its earliest days is the basic need to transport ever-growing amounts of data from one point to another.

    At Cisco ...

  • September 06, 2005 06 Sep'05

    Going wireless where wires rule

    Wireless technology is pushing deeper into the enterprise, but does it make sense in the data center? Despite no critical driver, experts say there are reasons why it makes sense.

  • August 31, 2005 31 Aug'05

    Time to throw all your security in one box?

    A survey shows more IT shops are considering multi-purpose security appliances. But it still may not be wise to stuff all your vendors in one box.

  • August 29, 2005 29 Aug'05

    Networking giant sets site on security intelligence

    In search of security information that minimizes network disruptions and optimizes product threat mitigation? Cisco may have a site for sore eyes.

  • August 24, 2005 24 Aug'05

    Is Cisco still the router king?

    Juniper may be creeping into Cisco's territory, but a recent study found that while 8% of network admins were considering purchasing Juniper routers, 86% were looking to Cisco.

  • August 23, 2005 23 Aug'05

    A layered approach to network security

    With network threats on the rise, one company is using a layered approach -- antivirus, antispyware and special QoS devices -- to ward off outbreaks like Zotob.

  • August 17, 2005 17 Aug'05

    Frame relay still viable for many networks

    Once a product or technology is labeled "mature," that usually means its days are numbered. Typically, it's just a matter of time until something newer, faster and better relegates it to the scrap heap. But in the case of frame relay, that may not ...

  • August 15, 2005 15 Aug'05

    When your vendor goes down in flames

    One fire department loves its Proxim wireless videoconferencing system. However, now that Proxim is no more, it raises the question: Is sticking with a bankrupt vendor's gear an unacceptable risk?

  • August 11, 2005 11 Aug'05

    Wi-Fi access points go nuclear

    No matter how secure Wi-Fi gets, there may be some places where wireless networking just isn't appropriate. Security experts at the recent Black Hat conference recently explained how a U.S. nuclear power plant is using Wi-Fi and risking an ...

  • August 09, 2005 09 Aug'05

    Cisco Spotlight Series: Bridging networks and applications

    CEO John Chambers says Cisco Systems Inc. hasn't taken enough risks in recent years. If that's true, then its Application-Oriented ...

  • August 04, 2005 04 Aug'05

    Is a U.S. Internet blackout possible?

    A fault in Pakistan's fiber optic cable crippled its Internet access for 12 days. Could something similar happen in the U.S.? Experts discuss the possibilities and how companies should prepare.

  • August 01, 2005 01 Aug'05

    With 802.11n, patience is a virtue

    As rival factions flesh out a merged proposal for the forthcoming 802.11n standard, experts explain how it will affect companies and why pre-standard gear won't cut it.

  • July 28, 2005 28 Jul'05

    Update: Black Hat exploit underpins need to patch

    Update -- Industry pros say even though a researcher has revealed how a malicious attacker can crash Cisco networks worldwide, the risk to corporate networks remains in question.

  • July 28, 2005 28 Jul'05

    Update: IPv6 risks may outweigh benefits

    Early adopters are transitioning to the next-generation protocol, but evidence -- including a flaw disclosed at this week's Black Hat conference -- suggests IPv6 is a potentially risky change with few benefits.

  • July 26, 2005 26 Jul'05

    Cisco invests in network management

    Cisco's $97 million purchase of network and service management vendor Sheer Networks could supplement its own "poor and generally complex" network management tools.

  • July 22, 2005 22 Jul'05

    Authentication takes a bite out of spam

    Network and messaging experts offer helpful ammunition for enterprise network managers waving the white flag in the battle against spam.

  • July 20, 2005 20 Jul'05

    Holding the line on network costs

    At the recent Burton Group Catalyst Conference, the network director for a major health care provider explained how he shaved millions off his budget by driving network costs down while improving performance.

  • July 14, 2005 14 Jul'05

    Burton: WLANs safe for everyone

    A Burton Group analyst says it's time to cast those enterprise wireless LAN security and management fears aside, and explains why Wi-Fi is finally a viable alternative to wired networks.

  • July 14, 2005 14 Jul'05

    Chapter of the Week - July 2005

    This month our featured chapter downloads compliment our July Theme Month on IPv6. You'll find chapters focused on IPv6 to help you stay ahead of the curve.

  • July 12, 2005 12 Jul'05

    Network devices simplifying integration, Web services security

    Cisco's planned foray into application-oriented networking helps elevate the work of the early pioneers.

  • July 11, 2005 11 Jul'05

    Vendor finds new use for Cisco APs

    AirMagnet's updated Wi-Fi security system offers enhanced integration with Cisco gear, plus thwarts an emerging Wi-Fi attack method called "phlooding."

  • July 06, 2005 06 Jul'05

    Is IPsec on borrowed time?

    IT professionals say SSL VPN connections are easier to secure and manage than their IPsec counterparts. But don't count IPsec out just yet.

  • July 05, 2005 05 Jul'05

    IPsphere encircles converged networking

    Encompassing existing work of Juniper's former Infranet Initiative Council, some say the IPsphere Forum could completely change the business language of converged networking.

  • June 29, 2005 29 Jun'05

    Packets that predict the future

    ClearSight says its new Packet Generator not only troubleshoots today's network problems, but can also identify future issues with infrastructure components prior to implementation.

  • June 28, 2005 28 Jun'05

    Can unified branch services rival Cisco?

    While some products offer similar functions, one analyst suggests looking under the hood for an emerging type of device that defies the boundaries of all current categories.

  • June 27, 2005 27 Jun'05

    Access points slim down for summer

    Extreme says its slimmed-down access point is easier to provision, manage and secure; industry experts explain why "thin" APs are strutting their stuff this summer.

  • June 27, 2005 27 Jun'05

    Tips for implementing a new WLAN platform

    Sam Lucero of InStat/MDR and Burton Group's Michael Disabato offers tips for implementing a new WLAN platform.

  • June 23, 2005 23 Jun'05

    Cisco gets aggressive on emerging technologies

    The networking giant is ramping up its "emerging" technology plans, intending to release cutting-edge wares every few months for the next year.

  • June 22, 2005 22 Jun'05

    Cisco claims role of application interpreter

    Cisco released more detail Tuesday about its application-oriented networking initiative, which could shift the burden of application integration from middleware to the network.

  • June 21, 2005 21 Jun'05

    Cisco to make network application-aware

    The networking giant has finally unveiled the first components in its new strategy to build more application awareness into enterprise networks.

  • June 20, 2005 20 Jun'05

    Tips for a successful wired-wireless network integration

    Tips for a successful wired-wireless network integration

  • June 20, 2005 20 Jun'05

    Vendors look to fuse wired, wireless networks

    As wireless networking vendors strive to integrate wired and wireless networks, Colubris has unveiled a product family that leverages its new vision for network unification.

  • June 15, 2005 15 Jun'05

    Security's evolution puts network pros at crossroads

    Networking vendors are pushing deeper into security, but do they have the expertise? Experts weigh in on where enterprises should turn for network security.

  • June 14, 2005 14 Jun'05

    Networking vendors wrap themselves in security

    Cisco, Juniper and 3Com have used recent acquisitions to make landmark moves into the security market, and their efforts are blurring the line between networking and security.

  • June 09, 2005 09 Jun'05

    Satellites for the people

    Satellite connectivity is often considered pricey and slow, but a unique combination of land-based offerings can make satellite service more affordable.

  • June 07, 2005 07 Jun'05

    HP's core switch may live a shorter life

    Hewlett-Packard has updated several areas of its enterprise networking portfolio, but a strategy change by an OEM partner may mean a shorter life span for its new core switch.

  • June 06, 2005 06 Jun'05

    New enterprise gear may be 3Com's last chance

    The vendor is releasing a plethora of switching, security and management gear for large organizations, and industry observers say the products could be 3Com's last best chance for survival in the enterprise market.

  • June 01, 2005 01 Jun'05

    Cisco Spotlight Series: An afterlife for Airespace

    A little more than four months ago, networking giant Cisco Systems Inc. acquired Airespace Inc., a wireless LAN switch startup, to enhance its wireless networking products line.

    In an unusual move, Cisco assigned two individuals to lead its ...

  • May 31, 2005 31 May'05

    IDC sees bright future for network consulting

    IDC forecasts that the worldwide network consulting and integration market will enjoy steady growth during the next five years. The Framingham, Mass.-based research firm said the market will grow from $24.2 billion in 2004 to $35.8 billion in 2009....

  • May 26, 2005 26 May'05

    Chapter of the Week - June 2005

    These chapters go hand-in-hand with our June Theme Month: Easy as 1,2,3 -- making network management, administration and security easy!

  • May 26, 2005 26 May'05

    Cisco launches app performance strategy with FineGround buy

    To break ground in the application performance market, the networking giant is spending $70 million for vendor FineGround. One analyst says it's likely the start of a major new applications initiative for Cisco.

  • May 25, 2005 25 May'05

    Wireless in the city

    One city's technology, business and community leaders say a citywide Wi-Fi network is not only essential to the city's growth and prosperity, but can also create new revenue for businesses.

  • May 23, 2005 23 May'05

    Management tool satisfies interoperability craving

    Voyence claims its updated configuration management tool will whet the appetites of network admins hungry for interoperability because the tool works with gear from a variety of vendors.

  • May 19, 2005 19 May'05

    Experts call management Wi-Fi's biggest challenge

    Forget security. When it comes to implementing Wi-Fi, experts explain why management is the toughest challenge.

  • May 19, 2005 19 May'05

    Cisco stamps patches on timestamp flaws

    Cisco says updates are available to remedy vulnerabilities in its access points and other products that could enable denial-of-service conditions.

  • May 17, 2005 17 May'05

    3Com tips the rift on network security

    LAS VEGAS -- Kip McClanahan, president of 3Com Corp.'s TippingPoint division, is a 15-year veteran of the networking and software industries.

    McClanahan served as CEO at TippingPoint Technologies Inc., which 3Com officially acquired earlier this...

  • May 17, 2005 17 May'05's Cisco Spotlight Series is your window into the executive suite at Cisco Systems. Each month we'll bring you an exclusive interview with a top Cisco executive.

  • May 16, 2005 16 May'05's special coverage of Interop 2005

    If you missed our coverage of Interop 2005 and couldn't make it to Vegas, we've gathered all our articles for you in one place.

  • May 13, 2005 13 May'05

    Roving into enterprise Wi-Fi management

    Combining security and management, Roving Planet's updated WLAN software suite promises to manage multivendor systems -- a feature that's becoming critical for large companies.

  • May 12, 2005 12 May'05

    Interop notebook: The unusual suspects

    Almost lost in the sea of Interop 2005 product and service providers were a few unique exhibitors that hope to send waves of change throughout the industry.

  • May 10, 2005 10 May'05

    Cisco Spotlight Series: A router for all seasons

    It's no secret that Cisco Systems Inc. is betting heavily on its line of Integrated Services Routers (ISRs). Already one of the top-selling product lines in its history, the devices are built to run simultaneous services such as data, security and ...

  • May 10, 2005 10 May'05

    Officials: Cisco theft was part of a much bigger attack

    Last year's IOS source code theft from Cisco was huge in itself, but authorities now believe it was one element of a much larger cyberheist.

  • May 10, 2005 10 May'05

    IOS theft highlights need to patch flaws quickly

    It's unclear whether future exploits resulting from last year's Cisco IOS source code theft will eventually disrupt networks worldwide, but experts agree that any IOS-related flaws must be patched quickly.

  • May 05, 2005 05 May'05

    Preparing for the CISSP exam

    Get a list of resources to help you prepare for the CISSP exam from your peers and experts in ITKnowledge Exchange.

  • May 04, 2005 04 May'05

    Do blended threats call for all-in-one or best-of-breed devices?

    Interop 2005 speakers say a single, comprehensive security device is the remedy for thwarting blended security threats, but others disagree.

  • May 04, 2005 04 May'05

    Interop 2005: Kriens articulates opportunities within natural boundaries

    In his Interop keynote, the Juniper CEO endorses industry collaboration and believes in multivendor networks, but some wonder if Kriens just wants to minimize the competition.

  • May 03, 2005 03 May'05

    Interop: Chambers says business success depends on the network

    In his keynote this morning at Interop 2005, Cisco's CEO said the technology innovations of today and tomorrow will increase networking productivity, ultimately making businesses more profitable and successful.

  • May 03, 2005 03 May'05

    Expert cautions IPsec replacement

    Is Aventail's new SSL VPN platform the key to IPsec replacement? The vendor says yes, but companies may not want to jump on the bandwagon so soon.

  • May 02, 2005 02 May'05

    Cisco brings multifunction router to the masses

    Announced this morning at Interop, Cisco's new integrated services routers enable more organizations to afford routers offering services such as security and QoS at wire speed.

  • April 28, 2005 28 Apr'05

    Chapter of the Week - May 2005

    This month we present you with our most popular chapter downloads on networking certifications. You'll find an interesting assortment of chapters on CCNA, CISSP, CWNA and CCNP certifications.

  • April 28, 2005 28 Apr'05

    Colubris wires its future to network convergence

    Colubris' new strategy focuses on integrating wired and wireless network infrastructure. It's hoping an increasing focus on network convergence will help it emerge as a competitive force in the Wi-Fi hardware market.

  • April 26, 2005 26 Apr'05

    Networking giants announce acquisitions

    To shore up prospects in growing markets, both Cisco and Nortel are making purchases in areas of increasing importance to each.

  • April 26, 2005 26 Apr'05

    Extreme puts threat mitigation in the core

    Extreme Networks says its new security paradigm -- namely placing threat mitigation in the core switch -- can keep 10 GigE links moving swiftly and eliminate inefficient in-line security devices.

  • April 25, 2005 25 Apr'05

    New 90-port line cards stack GigE density

    Force10 is burying the needle on the GigE density meter with its new 90-port line cards; an expert says it could be good news for businesses seeking affordable network efficiency.

  • April 21, 2005 21 Apr'05

    Industry welcomes next-gen TLS VPN

    Despite being a slow starter, the TLS protocol is taking over for SSL as the de facto VPN technology. Experts offer insight into the benefits of TLS and how it's changing network security.

  • April 18, 2005 18 Apr'05

    Cisco updates high-density enterprise router

    Almost hidden in the networking giant's latest round of carrier-class gear, the new 7604 10 Gigabit Ethernet router updates several features on the vendor's "workhorse" modular platform.

  • April 14, 2005 14 Apr'05

    Amid shakeup, WLAN switch sales booming

    New research says the wireless LAN switch market grew substantially in 2004, but companies should brace for major changes in the market landscape.

  • April 13, 2005 13 Apr'05

    IPv6 shows signs of life

    A supercomputing firm is teaming up with MCI to figure out how to make the next-generation IPv6 protocol work with legacy applications.

  • April 12, 2005 12 Apr'05

    Buying wireless? Check your security budget

    CIOs investing in mobile strategies must also fund new wireless security initiatives.

  • April 12, 2005 12 Apr'05

    Cisco senior VP explains unified security initiatives

    In July of last year, Cisco Systems Inc. backed up its words with actions. After claiming that the integration of its security products was a priority, the San Jose, Calif.-based vendor radically reorganized its corporate hierarchy and created the ...

  • April 11, 2005 11 Apr'05

    When router management is your worst nightmare

    Michael W. Lucas is a network engineer with decades of experience in corporate networks. Recently, Lucas authored Cisco Routers for the Desperate, which he said is "designed to be read once, and then left on top of the router until something breaks....

  • April 07, 2005 07 Apr'05

    CA to acquire Concord Communications

    With its $330 million acquisition of Concord Communications, experts say Computer Associates reestablishes itself as a competitive threat in the network management software market.

  • April 04, 2005 04 Apr'05

    The new chemistry of network security

    One vendor's debut product combines host configuration, policy management and network access control. Industry observers believe it's just one of many such products on the horizon.

  • April 04, 2005 04 Apr'05

    Switch line offer Fast Ethernet today, GigE tomorrow

    Alcatel's new Fast Ethernet switches, which morph from Fast Ethernet to Gigabit Ethernet, allow businesses to prepare -- but not pay -- for tomorrow's speeds today.

  • March 31, 2005 31 Mar'05

    Brief: Cisco discloses VPN Concentrator flaw

    Cisco late Wednesday confirmed that its VPN Concentrator 3000 series may be vulnerable to DoS attacks. The networking giant has released a software upgrade that repairs the flaw.

  • March 30, 2005 30 Mar'05

    Network management outside the cocoon

    Evolution is inherent to all IT disciplines. Inertia is simply antithetical to the very concept of technology, and network management is no exception. As business needs create new demands, network managers are forced to adapt to keep pace.