Examination of the HDD file system of the DVR model QCM-08DL

Examination of the HDD file system of the DVR model QCM-08DL  
 
This article is devoted to the study of the file structure of the hard drive of an eight-channel DVR with the purpose of mass extraction of files with video recordings. At the end of the article, the implementation of the corresponding program in C.
is given.  
 
DVR (abbreviated DVR) QCM-08DL is used in video surveillance systems and allows you to produce eight-channel recording of video and audio. This model, in my opinion, is one of the cheapest and at the same time reliable in operation. The video compression format is the popular H264 format. For audio, the ADPCM compression format is used. Video ...
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How I reanimated the device (JTAG emulator BH-USB-560v2) via U-Boot

I have doubts that the JTAG emulator for debugging processors from Texas Instruments is so common that its resuscitation would be of interest to someone. However, the article can be useful to those who are trying to reanimate something on the basis of a single-board with Linux, having limited resources and information. You can consider this as some practice of working with U-Boot.
 
How I reanimated the device (JTAG emulator BH-USB-560v2) via U-Boot
Blackhawk USB560v2 . I must admit, not the cheapest piece of hardware. And then one day she stopped working for no apparent reason.
 
Symptoms of
 
Everything happened one day, the device just stopped loading and being detected ...
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How to stuff events from Veeam Backup & Replication into instant messengers

Hello! In this post I will talk about how to deliver information about the results of actions from Veeam Backup & Replication v9.5 to MS Teams. The method described in the post will work not only in this, but in any other messenger - it will only be necessary to organize the delivery of messages using the profile API.
 
 
How to stuff events from Veeam Backup & Replication into instant messengers  
the name of the database is , come up with a username and password.
 
 
If you did everything correctly, then the attempt to hold the adpejt will not work:
 
 
 
 
But ...
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Install Veeam Backup & Replication using the PowerShell script

Recently, my colleague Dave Kaula laid out for public use the script for installing Veeam Backup & Replication, which he used to demonstrate the product in his laboratory. The script can be useful to those who plan to deploy the solution, for example, in a test environment or in the "all in one machine" scenario.
 
Dave wrote a small accompanying article to the script, which I'm offering to your attention.
 
So, welcome to the cat.
 
 
Install Veeam Backup & Replication using the PowerShell script
 
"All on the same machine" , namely: the backup server Veeam backup server (with ...
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Planning the infrastructure for instant recovery of virtual machines Instant VM Recovery

Everyone knows that backups are started in order to restore the system after a crash or data corruption. Of course, speed is important here - after all, the faster the recovery, the less downtime and losses for the business. For situations where it is necessary to resume the virtual machine as quickly as possible, Veeam engineers developed the 3 r3r34 instant recovery functionality. Instant VM Recovery [/b] . It is very popular among users, and today we offer you some useful tips for planning the appropriate infrastructure.
 
 
So, welcome to the cat.
 
 
Planning the infrastructure for instant recovery of virtual machines Instant VM Recovery ...
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How we cured the company from the Petya virus

How we cured the company from the Petya virusWhen we arrived at the company, on the checkpoint hung a large poster "COMPUTERS DO NOT INCLUDE!" This was an indication of the IT department for all employees. All the equipment was turned off from the sockets. The situation with the server infrastructure was similar: many servers were hit. Corporate databases were backed up on time, but on the whole it was, of course, a disaster.
 
 
The enterprise has an IT department, and at first the management wanted to try to cope on their own. Each specialist spent several hours on one computer, taking several others in parallel. One engineer could reinstall ...
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Veeam Backup & Replication: 10 recommendations for beginners

Veeam Backup & Replication: 10 recommendations for beginnersSomething long ago we did not write about our flagship product. We are correcting, especially since one more piece of useful advice arrived from the guys from Veeam Support Team. Today, with you again, my colleague Eugene Ivanov, now from Bucharest, where he was drafted as a mentor for the Romanian technical support team.
 
In the course of his work, Eugene and his comrades assembled a decent collection of "rake", which are most often experienced by novice users when deploying and configuring Veeam Backup & Replication. And so that you do not repeat their mistakes, Zhenya explains how to do it ...
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