Hikvision DS-2CD2032F-I firmware update

For example, I will update the firmware of the Hikvision DS-2CD2032F-I IP camera, in older firmware versions there is a vulnerability through which you can get the administrator password and access to the device, at the time of this writing, I discovered a vulnerability in version V5.4.0 build 160530, updating the firmware to 5.4.5 (170123) fixed this issue.

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MicroTik. How to change LAN IP addresses

I will give an example of changing the range of IP addresses for the local network. The default is 192.168.88.0/24, but there are times when an organization uses a different subnet and needs to install a new MikroTik, or when multiple MikroTik devices are used on the same network, or users use multiple MikroTik routers connected in a chain.

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Cleaning the chamber of the FireProtect Plus Ajax sensor

Once it was necessary to clean the smoke chamber of the Ajax FireProtect Plus sensor, as a dust alarm was triggered (an audible signal was periodically emitted from the sensor itself and a notification in the application).

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