IT Blog - Page 6 of 153 - Vyacheslav Gapon - personal blog, manuals, articles, notes, development

How to disable a port on Juniper

I will give an example of disabling/enabling a port on Juniper devices.

Setting up Firewall in Proxmox

I will give an example of enabling and configuring the Firewall in Proxmox. By default, the Firewall is disabled and there are open ports, for example: SSH, 111, 3128, 8006.

How I moved the Windows bootloader to another drive

I once noticed on one computer that if you disconnect drive D, Windows 10 does not start; as it turned out, during the installation of Windows, the bootloader was not installed on drive C. Therefore, I connected drive D back to the computer, started Windows and wrote the bootloader to the disk C.

Setting up ETP48100-B1 with Huawei MA5800

For example, I will connect the ETP48100-B1 power supply to the Huawei MA5800.
The kit included a regular ethernet patch cord with a standard pinout. I connected one side to the ESC port on the Huawei MA5800, and the other to the COM_OUT port on the ETP48100-B1.

How to set up Huawei MA5800

For example, I’ll configure the Huawei MA5800-X15; in fact, the configuration will be similar to the old OLT MA5600.

How to restrict access to the Proxmox WEB interface

I will give an example of restricting access to the Proxmox web interface on port 8006.

Huawei MA5800 – Configuration Backup Script

I sketched another example of a script for backing up the Huawei MA5800 configuration.

Kenwood BM250 BM256 BM350 manual PDF

Download manual for Kenwood BM250 / BM256 / BM350 bread maker

Key ‘x’ doesn’t exist in table ‘x’

Once after updating the ABillS billing system, when opening the Maintenance>Hardware>PON menu and selecting a device, an SQL error occurred:

“Pings drop out” on GPON ONU and defective power supplies

One day, several technical specialists who connect the Internet to users began to complain that there was no speed and ping requests “dropped out”.