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Fixing the unfairness of TCP congestion control

Bob Briscoe Chief researcher at the BT Network Research Centre is on a mission to tackle one of the biggest problems facing the Internet.  He wants the world to know that TCP Transmission Control Protocol congestion control is fundamentally broken and he has a proposal for the IETF to fix...

Tags: Algorithm, Application, Bandwidth, Network, P2P, TCP, Bob Briscoe, Van Jacobson, Jacobson, AIMD, ECN, Tcp/Ip, Networking, Peer To Peer (P2P), Internet, George Ou

Blog posts 2008-03-24

Additional Resources

Edraw UML Diagram 4.7 (Windows)

UML Diagram is ideal for software engineers and software designers who need to draw detailed software design documentation. Edraw UML Diagram is a new UML design tool which works in the following drawing fields: UML Model Diagram, COM and OLE, Data Flow Model Diagram, Jacobson Use Case, SSADM, Program Structure...

Tags: Microsoft Windows, UML Diagram, Edraw UML Diagram, UML, Programming Languages, Ooa/Ood/Oop, Software Development, Software/Web Development

Software downloads 2009-08-31

High drama and low points in RIAA trial

High drama today at the illegal music downloading file of Jammie Thomas-Rasset, as RIAA expert witness Dr. Doug Jacobsen testified that he recently found a log file on the defendant's hard drive indicating that an external drive was used to copy files over. That information was not...

Tags: Hard Drive, Drama, RIAA, Richard Koman

Blog posts 2009-06-16

Automation 2.0

Yesterday the AMR team met with Rockwell Automation's senior leadership group including CEO Keith Nosbusch to spend an entire day digging into the trends and challenges in today's manufacturing automation market.  Nosbusch is a graduate of University of Wisconsin's electrical and computer engineering program, and a 35 year veteran of...

Tags: Automation, Nosbusch, Manufacturing, Kevin O'Marah

Blog posts 2009-05-16

Donate to Anti-RIAA expert witness fund

The Free Software Foundation's Expert Witness Defense Fund, created in conjunction with Recording Industry v The People, is in dire need of additional funds. Ray Beckerman says the fund has provided critical expert reports in both UMG v Lindor and Capital v Thomas. ...

Tags: Fund, Ray Beckerman, Internet, Productivity, Richard Koman

Blog posts 2009-03-24

Layer Four Traceroute 3.1 (Mac)

LFT Layer Four Traceroute is a sort of "traceroute" that often works much faster than the commonly-used Van Jacobson method and goes through many configurations of packet-filter based firewalls. More importantly, LFT implements numerous other features, including TCP, UDP, and ICMP trace methods, AS number lookups through several reliable sources,...

Tags: Apple Macintosh, Whois, Lookup, TCP, Tcp/Ip, Networking

Software downloads 2008-05-12

Fixing the unfairness of TCP congestion control

Fixing the unfairness of TCP congestion controlWowThis puts a whole new perspective on the debate about internet bandwidth throttling by ISPs... I doubt the average user who wants unrestricted internet access is aware of the impact of P2P using multiple streamsRE: Fixing the unfairness of TCP congestion controlWhy wouldn't using...

Tags: Peer to peer (P2P), TCP/IP, Network technology, NETWORKING, Overall IT, ALTQ, P2P, QoS, TCP Congestion Control, unfairness, IP, TCP, internal IP, bandwidth hog, router

Discussion threads 2008-03-24

Vista SP1 rolls up 551 bug fixes

Vista SP1 rolls up 551 bug fixesAnd How Many Bugs Will It Create?Start the counting folks.You Forgot Two1 Uninstalls Windows Vista1 Reinstalls Windows XP ProfessionalAre you sure you have the real SP1??SJVN thinks MS is lying to you! http://www.eweek.com/c/a/Vista/Vista-SP1-RTMs-and-Lies/The RTM bits are not the real RTM bits!Seriously though; Thanks...

Tags: Microsoft Windows Vista (Longhorn), Microsoft Windows, Operating systems, SJVN, Microsoft Corp., Microsoft Windows Vista, Microsoft Windows XP, Microsoft Windows Vista SP1

Discussion threads 2008-02-11

Cellphones to monitor highway traffic

Cellphones to monitor highway trafficPrivacyI want to point out that producing strong privacy guarantees is one of the key research issues being investigated in this study. We understand that privacy is critical to the success of a system like this. –Quinn Jacobson / Nokia Research Center, Palo AltoYes, privacy is...

Tags: privacy, ID Number, monitor, cell phone

Discussion threads 2008-02-01

Carbon dioxide is natural so what's the problem?

Well, there's a publication coming from a Stanford scientist that says the problem is: CO2 can kill you. That explains why the E.P.A. is so anitpathetic to all those states trying to reduce carbon dioxide emissions. The E.P.A. is about protecting the ENVIRONMENT, they could give a crap...

Tags: Carbon Dioxide, E.P.A., Harry Fuller

Blog posts 2008-01-23

Oregon AG office to RIAA: 10 things we want to know about how you find file-sharing students

If you think the Recording Institute Association of America is going too far in its prosecution (or should that be persecution?) of college students who file-share from time to time, you'll love the news that Oregon Attorney General Hardy Myers is adding meat to the University...

Tags: RIAA, File-sharing, Myers, Lindor, Peer To Peer (P2P), Data Mining, Business Intelligence, Marketing Research, Internet, Enterprise Software, Software, Data Management, Marketing, Russell Shaw

Blog posts 2007-11-30

Interconnecting wind farms

Wind power is one the world's fastest growing electric energy source, but as wind is intermittent, a single wind farm cannot deliver a steady amount of energy. This is why scientists at Stanford University want to connect wind farms to develop a cheaper and reliable power source. Interconnecting wind farms...

Tags: Turbine, Professor, Stanford University, Idea, Farm, Telecom & Utilities, Roland Piquepaille

Blog posts 2007-11-23

More penny-wise, pound-foolishness

Just this morning I read another one of those "cheap computers for the classroom" stories in eSchool News. (See Low-cost school computing set to take off.) This time it's 400,000 thin clients for school children in Macedonia. Akin to the OLPC project, this one drops the wireless...

Tags: School, Computing, One Laptop Per Child Project, Marc Wagner

Blog posts 2007-09-19

Everything you've read about Vista DRM is wrong (Part 2)

Windows Vista includes a new set of features that allow playback software to work with protected media. This DRM infrastructure is bitterly controversial, and it's given rise to an enormous amount of misinformation. No one has been more active or successful in spreading FUD and misinformation about this technology than...

Tags: Protection, Dell Computer Corp., Media Center PC, PC, Digital-rights Management, Driver, Microsoft Windows Vista, Microsoft Corp., Requirement, Reality, Aero, Microsoft Windows, Microsoft Windows Vista (Longhorn), Media Center PCs, Operating Systems, Software, Personal Technology, Home Entertainment, Ed Bott

Blog posts 2007-09-18

F**k China

Seems like the F-word is more popular than China on the blogosphere. According to a Scansafes Monthly Global Threat Report for March 2007: "Up to 80 percent of blogs contain potentially offensive content, which can range from adult language to pornographic images, and about 6 percent of blogs host malware."It...

Tags: Uncategorized

Blog posts 2007-04-25

The Effect of Reverse Traffic on the Performance of New TCP Congestion Control Algorithms

Several new TCP congestion control algorithms have been proposed to speed up the TCP over very fast networks. All these algorithms propose their own modifications of the increasing/decreasing phases of classic Reno/NewReno TCP. On the other hand, all of them preserve the self-clocking mechanism, which is a fundamental part of...

Tags: Algorithm, Performance, TCP, Tcp/Ip, Networking

White papers 2007-01-01

Convert stored data into business intelligence: Implement online analytical processing (OLAP) with Microsoft Analysis Services

A data warehouse is a general structure for storing the data needed for good business intelligence BI, but data in a warehouse is of little use until it is converted into the information that decision makers need. The solution is online analytical processing OLAP, one of the best technologies for...

Tags: Business Intelligence, OLAP, Microsoft Press, Microsoft Corp., Analysis, Data Mining, Databases, Enterprise Software, Software, Data Management

Book chapters 2006-09-27

Rocks, Light, and SunOS 3.1

Last Wednesday I had one of those headaches that result in too much aspirin and an overwhelming need to sit the four year old in front of the automated babysitter pretty much no matter what's on. In this case an episode of Dora the Explora; followed, in his case...

Tags: SunOS 3.1, Sun Solaris, Mb/s

Blog posts 2006-09-06

Australian Cargo

David Jacobsons blog describes a report prepared by Booz Allen Hamilton, analyzing problems in the Australian Integrated Cargo System. The system is intended to track goods coming into Australia by either air or sea. A variety of implementation problems with system resulted in traffic congestion and escalating costs, and the...

Tags: Project management, Project failures, Government projects

Blog posts 2006-07-17

Alignment and its Discontents

David Jacobson makes reference to a Harvard Business School excerpt from a book titled Alignment: Using the Balanced Scorecard to Create Corporate Synergies. As David points out, the article says:Following are the eight alignment checkpoints for corporate, business units, and support units of a typical multi-business organization to hit during...

Tags: Project strategy

Blog posts 2006-04-25