I will give a short list of popular network emulators and network equipment:
Continue reading “List of network and network equipment emulators”Author Archives: Vyacheslav
How to configure SSH on Cisco
In this article I will write how to configure SSH on Cisco.
Connect to the device via telnet or console cable and switch to the privileged mode:
Continue reading “How to configure SSH on Cisco”How to install and use Screen
GNU Screen is a console utility-multiplexer that provides the user with access to several sessions in a single session.
Continue reading “How to install and use Screen”D-Link DES-3828 firmware update
On the test, I will update the firmware of the D-Link DES-3828 switch with version 4.50.B23 to 4.61.B35 (firmware without WEB).
Continue reading “D-Link DES-3828 firmware update”D-Link DGS-3612 Firmware Update
On the test I will use the D-Link DGS-3612 switch with firmware 2.84.B48 and Boot PROM: 1.10-B09.
I will update to version 3.00.B42.
PowerBeam 5AC Firmware Update
On the test, I will update the firmware PowerBeam 5AC 500 (with version 7.1.4) and PowerBeam 5AC 620 (with version 7.0.3).
Continue reading “PowerBeam 5AC Firmware Update”Creating a bootable flash drive with Kali Linux
I will give an example of creating a bootable flash drive with Kali Linux.
Kali Linux is a security testing tool.
Samsung GT-C3330 Firmware Update
For example, I will update the firmware on the Samsung GT-C3330, the main reason for the update is the password that is installed on it and forgotten.
Continue reading “Samsung GT-C3330 Firmware Update”Asterisk commands
I will describe the possible Asterisk commands that can be entered after connecting to the console:
Continue reading “Asterisk commands”Monitoring PPS (Packets Per Second) in Zabbix
I will give an example of monitoring PPS (Packets Per Second) on network interfaces in Linux.
In order to calculate the number of transmitted packets per second on the network interface, create two simple scripts, the first to calculate the transmitted packets: