packet-switched network

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Investigate packet-switched networks

Establish a conceptual foundation for understanding computers and communication networks in this sample chapter from Computer and Communication Networks. First, identify and define all basic key terms in networking. Then, take a big-picture view of computer networks in which from one side, connecting mainframe servers can be connected to...

Tags: Network, Prentice Hall Inc., Packet-switched Network, Networking, Network Technology

Book chapters 2006-11-22

Carrier Ethernet Is Ready for Expanding Ethernet Services: The US Out of Franchise Opportunity

Carrier Ethernet technology is a primary enabler for service integration at the edge of the network, facilitating the economic transport of Layer 2 and Layer 3 services. MPLS, as an enabling universal control plane, allows service providers to deploy Carrier Ethernet as a reliable, carrier grade transport medium and to...

Tags: Network, Packet-switched Network, Infonetics Research, Carrier, Ethernet, Network Technology, Networking

White papers 2005-07-01

Optical Transparency and Optical Opacity in Future All-Optical Packet Switched Network

"Transparent network" and "All-optical network" are not synonyms. Optical transparency has to be sacrificed in optical logic elements. The paper presents author's original view on future all optical packet-switched network which is based on a clear distinction within dual nature of optical signals: analogue and transparent features of the signal...

Tags: Network, Biomedical, Packet-switched Network, Networking

White papers 2002-07-14

Additional Resources

From meme to paperback: Barack Obama is your new bicycle

From meme to paperback: Barack Obama is your new bicyclePet RockWho's the jacka** on MSNBC always showing entrepreneurs with their secret of success. Who is he kidding. The secret of success is keep on swinging. Every once in a while you hit a home run. The great...

Tags: Entrepreneurship, Barack Obama

Discussion threads 2008-09-05

DDoS + Web 2.0 == Buckets o' traffic

Denial of Service attacks are based upon a simple idea: generate the maximum amount of traffic using the minimum amount of work. At one time this was as simple as sending a spoofed ICMP echo packet to a broadcast address or similar shenanigans. Modern DDoS attacks rely upon...

Tags: Web, Web 2.0, Network, Distributed Denial Of Service, Social Networking, Security, Online Communications, Marketing, Advertising & Promotion, Adam O\'Donnell

Blog posts 2008-09-05

Demo Facebook app creates DoS botnet

Demo Facebook app creates DoS botnetLike Facebook, MySpace Cares?Cost to much to do it the right way.They might have to hire real systems management and security staff.RE: Demo Facebook app creates DoS botnetSod the DoS - look at the cute little picture of the chick!! So cute! I WANT ONE!I...

Tags: Web site development, Web technology, SECURITY, Facebook, botnet, DoS botnet, DOS

Discussion threads 2008-09-05

Enterprise password management really isn't a good idea

Being at a university and working for a government department allows me to understand this concept well. There are shared resources here, there and everywhere, provided by different people and providers, all open to a "certain type" of person - employees or students. By having a single sign-on SSO point...

Tags: Software, Password Management, Mozilla Firefox, Password, Single Sign-on, RoboForm Enterprise, Zack Whittaker

Blog posts 2008-09-05

Are we "done" with rich Internet applications?

Are we "done" with rich Internet applications?Rich Internet ApplicationOne issue to be considered is people like me who for security reasons, and to avoid distracting material, is to disable popups, Flash and Javascript. I run two browsers. The default which is called by email links is Safari with RIA switched...

Tags: rich Internet application

Discussion threads 2008-09-05

Dell repair adventure, conclusion

Dell repair adventure, conclusion"less than optimal or expected"The phrase I have heard for this is "opportunity for improvement." Glad to hear your machine got fixed.Dell serviceDell has no where near the skill level of the old DEC field service reps and probably never will.I have had 3rd parties from...

Tags: Manufacturing, NEXT BEST, outsourced tech, Dell Computer Corp.

Discussion threads 2008-09-05

Demo Facebook app creates DoS botnet

Do you know what that innocent-looking Facebook app is really doing? Researchers at the Institute of Computer Science ICS have created a proof-of-concept Facebook application capable of covertly herding users of the popular social network into a powerful -- and malicious -- botnet. The...

Tags: Denial Of Service, Facebook, Application, Network, DOS, Social Networking, Online Communications, Marketing, Advertising & Promotion, Ryan Naraine

Blog posts 2008-09-05

Microsoft exec rebuts hypervisor security claims

Microsoft security strategist Steve Riley has answered claims that the company's hypervisor software could be maliciously replaced on PCs without administrators knowing. SYDNEY, AUSTRALIA--Senior Microsoft security strategist Steve Riley has used the vendor's TechEd conference in Sydney to rebut claims by a Polish researcher that Microsoft's hypervisor software could...

Tags: Microsoft Corp., Virtualization, Hardware, Liam Tung ZDNet Australia, rootkit, hypervisor, Joanna Rutkowska, security

News items 2008-09-05

Welcome Adam O'Donnell, Sean Portnoy

We have a few new faces on the blog network--Adam O'Donnell has been added to Zero Day and Sean Portnoy, who is taking over the SoHo networking blog. Adam rounds out the coverage of Ryan Naraine and Dancho Danchev on Zero Day, our security hub. ...

Tags: Blog, Adam O'Donnell, Sean, Blogging, Productivity, Research & Development, Security, Internet, Business Operations, Larry Dignan

Blog posts 2008-09-05

Martin jabs back at Comcast over suit

FCC chairman Kevin J. Martin responded to Comcast's lawsuit challenging the agency's authority to sanction the company. "Given Comcast's past failure to disclose its network management practices to its customers, it is important Comcast respond to the many still-unanswered questions about its new management techniques," Martin...

Tags: Comcast Corp., Federal Government, Advertising & Promotion, Productivity, Networking, Government, Marketing, Richard Koman

Blog posts 2008-09-04

Google Chrome already beating Opera

Google Chrome already beating OperaWaiting for Windows Mobile 6 version... if they can create a version for Windows Mobile to rival safari on iPhone, they'll have me seriously thinking about it.Otherwise, it's just another browser for the desktop by another large conglomerate.Full screen problemI have my task bar on the...

Tags: Web browsers, Operating systems, work-around, Google Inc., Chrome, Google Chrome, Opera Software

Discussion threads 2008-09-04

Cablevision blankets Long Island with Wi-Fi

Cablevision Systems, one of the biggest cable providers in the New York City metro area, announced that it's completed the first stage of a massive Wi-Fi network project called Optimum WiFi that will eventually cover the New York/New Jersey/Connecticut tri-state area. The company says that its wireless networking equipment now...

Tags: Cablevision Systems Corp., Wireless LANs, Wi-Fi, Wireless, Sean Portnoy

Blog posts 2008-09-04

Malware and spam attacks exploiting Picasa and ImageShack

In the wake of the recent malvertising attacks where malicious flash ads were appearing at trusted web sites, evidence from multiple vendors and researchers indicates that spammers and malware authors have once again switched tactics, and are one again abusing legitimate services such as Google's Picasa and ImageShack. Whereas the...

Tags: Technique, Spammer, Malware, Google Picasa, Attack, Cyberthreats, Spyware, Adware & Malware, Security, Viruses And Worms, Spam, Spam And Phishing, Dancho Danchev

Blog posts 2008-09-04

Comcast sues FCC over net neutrality ruling

Comcast sues FCC over net neutrality rulingIs this Government megalomania?Or is Comcast grasping at straws in a sinking ship on a road to no return!The cable companies poor planningshouldn't hurt the users. There have been many suggestions of how they could improve the way their network runs with out...

Tags: Federal government, Cable, TVs, Broadband Internet, TV & Home Theater, Network technology, Comcast Corp., FCC, Net Neutrality, Mbits/S, cable-tv service

Discussion threads 2008-09-04

Comcast sues FCC over net neutrality ruling

Comcast is suing the Federal Communications Commission over the agency's move to sanction the cable giant over blocking peer-to-peer Internet traffic from BitTorrent. According to the Wall Street Journal, Comcast filed the lawsuit on Thursday. Comcast said it will comply with the FCC order, but is suing...

Tags: FCC, Comcast Corp., Net Neutrality, Federal Government, Government, Larry Dignan

Blog posts 2008-09-04

Comcast challenges FCC authority

I don't have time to review this right now, but I wanted to get it up ASAP. Comcast is appealing the FCC decision on network management, even though it plans to comply. Here's the message I received: In connection with its filing today in the...

Tags: FCC, Commission, Network, Comcast Corp., Network Management, Sales Force Management, Federal Government, Internet, Networking, Sales, Government, Richard Koman

Blog posts 2008-09-04

$600 mln worth of nanomaterials for electronics to sell in 2008

The global market for nanomaterials for electronics applications will reach $600 mln in 2008 and grow at a compound annual rate of more than 40% to reach nearly $7 bln in 2015, according to The Information Network. The Semiconductor sector will have a 62.1% share of the $600 mln market...

Tags: Electronics, Market, Nanotechnology, Semiconductors, Emerging Technologies, Hardware, AM

Blog posts 2008-09-04