How to cheat GLONASS. Part one — port trackers

the Driver of the Director: "I know 15 ways to cheat navigation."
The Director of the driver: "And I know 27 ways to lower your salary".


/ > Widespread introduction of GLONASS can say a lot of good and bad. Overall, great idea: the world is long enough, uses satellite technology for logistic purposes and to reduce fixed costs for the maintenance of the transport. In Russia everything is turned on its head: connecting the fleet to the systems of GPS/GLONASS monitoring initiated from above and is imposed at times where it is a special kind can not be.

In those cases when the introduction of GLONASS monitoring is absolutely justified, the process inhibit employees — especially drivers. The course is everything from open sabotage and vandalism to the law on privacy. On specialized forums (for example, here) operators and integrators of monitoring systems share with each other new ways of abusing innocent GLONASS terminals. I've thought about it and decided to combine all read and heard in private conversations in one article: pests will be useful to know what their tricks have long been known to employers, and employers, by contrast, know what they will have to face.

The most common form of sabotage — manipulation of the antenna and the housing GLONASS-tracker. Someone, without thinking, just cuts off the antenna, someone gently pierces it with a needle, someone is winding a foil to the whole unit or certain parts, some like the image below — puts the controller is a hefty piece of iron or magnet. The most industrious and inventive drivers make a special box of lead or other metal, which completely covers the terminal. All of these action the overall goal is to make it impossible for the signal reception from the satellites.

image

And, of course, she would have achieved, if not one "but": the installer of the equipment has already learned how to protect the appliances from that kind of behavior. Some operators of GLONASS-monitoring initially recommend equipment with built-in antennas — i.e. such to damage which is necessary to disassemble the terminal. Well and further — a trick: devices are installed in inaccessible for the drivers seat, the details for access to the antenna must be removed, sealed, and the unit is attached a special sticker. In addition, software for satellite monitoring is configured in such a way that when the diagnosis controller open or short antenna it is automatically sent to the system an appropriate alarm message. Vandalism is, of course, you will not be protected, but will warn that tracker "fell out of the zone" for a reason. And delicately hint at the DOE, which should be fined the value of damaged iron.

image

With the same purpose — to cut off GLONASS receiver from navigation network — a driver trying to corrupt the food system: pull fuses, cut wires, reversing the polarity of the power supply and even plagued by poor device with a Taser. Let's start with the fact that almost all the models of the controllers is equipped with a backup power system: i.e. some time after wrecking the terminal will operate. This time it would be enough to send the system alarm message that some bad people did some healing Reiki and put the controller down and the recipients of the message again will know who to take a pay cut. Well, and, of course, possible the unit is sealed on all sides, in order to teach it.

Example of damaged equipment: the track is charred due to the impact on the supply chain:

image
But what I have mentioned above — it's about the tech-savvy drivers who are familiar with the mechanism of the GLONASS-equipment. There are those who prefer not to delve into the intricacies — but simply to bring down the hated box, preventing impunity to drive company vehicles for non-official business. Such break the entire terminal (to make sure), fill it with water, causing a short circuit, in General, are distorted as you can. Council to have have and her name is vandal-proof housing, durable this box, which is not so easy to damage.

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To protect a specific device from a specific person — the task is in principle simple. Worse, when employees of different divisions enter into an implicit contract and sabotaging the work of friends. For example, drivers can all complain about the failure and inaccuracy of his testimony, the managers — to keep silent about the "left" flights, and the mechanics to tighten and impede installation of devices on vehicles. The antidote here is one Manager who does nothing to the performance of the system. As practice shows, the public sector, where there is no owner and flexible system of bonuses does not help any neither paid nor free monitoring — though GLONASS though GPS.

Of course, this text is unlikely to pull on the practical manual "How to cheat GLONASS and not to lose work", to unite all the achievements of creative drivers in a single material difficult. So if I have something forgotten, please write in comments, I think it will interesting and informative.

And I'm still following the series will go — about how to cheat the sensor. There task is actually more difficult than with satellite terminals. But that's another story.
Article based on information from habrahabr.ru

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