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IWL Announces New Patent Licensing Program

IWL today announced a new patent licensing program for manufacturers and end users who use the technology of the Maxwell Patent. IWL is the owner of US patent number 7,310,316. The Maxwell Patent is directed to a test device placed between two or more nodes, in which the nodes communicate in conversations according to a predetermined protocol such as TCP/IP …

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GRAV "Gateway Timeout" Issues

About a year ago we begin switching our various websites to use content management systems (CMS) that did not require SQL databases, or any database for that matter. We looked at GRAV and Hugo. The latter is highly portable and very fast, but for our more dynamic websites we decided to use GRAV.

In general we have been quite happy with GRAV, but recently we encountered a problem in which users began to see "Gateway Timeout" errors …

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Avoiding Internet Timer Synchronization

The internet is a complex distributed process in which computers interact with one another over pathways that introduce delays and errors. There are many feedback loops. Some of those loops are simple to identify, such as the handshaking between the end points of a TCP connection. Other loops are harder to identify, such as the interaction of timers in ARP (address resolution), DNS (domain name system), and routing protocols (such as OSPF and BGP) …

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A Deep Dive into Bit Counting

The question of “how many bits” were sent and received clearly is a matter of interest when measuring data rates or data quantities. Mobile providers, consumer ISP's, consumers, and regulators talk a lot about their speed and (not so often) about their data caps. But rarely, if ever, are sufficient details provided …

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Women in Automotive (lots of us)

Women who work in automotive technology met at the British Bankers Club in Menlo Park last night for a lively discussion. The women represented many facets of the industry — research scientists at the major automotive companies, new infotainment and VR startups, regulatory and compliance lawyers, venture capitalists, and, of course, automotive test solution suppliers, like IWL …

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Waveforms in KMAX

Real network conditions are rarely static. Real life networks suffer transient conditions – congestion builds up and dissipates, tree branches wave in the wind across radio links, long distance routing paths change, VoIP call trunks are filled with more calls during working hours than during the evening.

KMAX and our Maxwell Pro can emulate these kinds of changes …

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ESP8266/NodeMCU TCP Test Reveals Issues

The ESP8266 is very popular among the maker set as a platform for experimentation in the realm of Internet of Things (IoT). We have been playing around with the ESP8622 micro-controller running NodeMCU. We’ve been loading simple LUA programs onto the ESP8266 to get familiar with its capabilities …

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Degrading the Network at the DARPA Robotics Finals

Much has been written about the robots, the competition, and the tasks at the DARPA Robotics Finals. This article examines the unique elements of the Network Operations Center (NOC) and the Degraded Communications. IWL was part of the network infrastructure team preparing for the finals for 20 months prior to the event. Here is our unique perspective …

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Network Congestion And Net Neutrality: The Debate Over Bandwidth Utilization

The ground breaking FCC ruling on Net Neutrality has continued to stir the debate on whether corporations or the government should be in charge of regulating the use of the internet. Last week The Wall Street Journal published an article by Holman W. Jenkins: The Gigabit Distraction. This article makes some misleading and “distracting” claims about network neutrality …

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