Vyacheslav

Restricting access to cPanel by IP

In cPanel, you can enable question control for unknown IP addresses.
After entering the correct username and password, 4 questions will be asked.

Install and configure tftpd-hpa

I will give an example of installing a tftpd server tftpd-hpa.

D-Link DGS-3120 Firmware Update

On the test I will use the D-Link DGS-3120 rev.A1 switch with Boot PROM V.2.00.003 and firmware 3.00.B026.

D-Link DES-1210-28/ME firmware update

On the test, I will use the D-Link DES-1210-28/ME rev.B2 switch with firmware 6.07.B002.

How to make a bootable USB flash drive with Kubuntu

To make a bootable USB flash drive with Kubuntu perform several actions:

D-Link DIR-615 firmware update

For example, I will update D-Link DIR-615 with the old firmware 1.0.19 to version 2.5.4.

View information about ONU on Huawei SmartAX MA5600

To view information about the ONU / ONT, connect to Huawei SmartAX MA5683T via telnet using the putty utility or via the windows command line, for example, by typing the command:

Restore Huawei SmartAX MA5600 Configuration

On the test, I will give an example of creating a backup of the Huawei SmartAX MA5683T configuration to a TFTP server, as well as its restoration.
Recovery is often useful when you need to quickly return to the previous configuration or to make massive changes to the configuration or to profiles that are active and used by the ONT.
OLT reboot is required.

Accel-ppp debug

I will give an example of accel-ppp build with debugging information support, for example, in order to find out the cause of the crash.

How to detect DDOS attacks

I will give examples of viewing the number of active compounds: