You can buy a domain and hosting from a domain name registrar, for example godaddy.com
After the purchase you will need to configure the DNS settings in the control panel on the site where it is registered.
Continue reading “How to buy and setup a domain”
WonderShaper is software for Linux that allows you to limit the speed of data transmission and reception on network interfaces, suitable for home or office computers.
Continue reading “Installing and using the Wondershaper”
I will give a short list of popular network emulators and network equipment:
Continue reading “List of network and network equipment emulators”
ifstat is a program for collecting statistics on network interface load.
Continue reading “Installing and using ifstat on Linux”
I will give an example of installing Quagga in Ubuntu Server 18.04 (bionic).
Continue reading “Installing Quagga on Ubuntu Server 18”
One day after restarting the Ubuntu server, due to the long start of a large number of network interfaces, my script which increased the values of the buffers and also performed other settings was performed ahead of time, respectively, the changes did not apply and I found out about this problem only after 24 hours, so I decided monitor current RX and TX buffers.
Continue reading “Monitoring current RX and TX network interface buffers in Zabbix”
For example, take the server with the operating system Ubuntu Server 14.04, in which let’s say we changed the network settings when executing the commands:
Continue reading “Why service networking restart or /etc/init.d/networking restart does not work”
Once on one high-load access server with about 5 Gb/s traffic in /var/log/syslog, errors began to appear frequently:
Continue reading “Solution «TX driver issue detected, PF reset issued»”
In this article I will briefly describe the difference between MASQUERADE and SNAT.
MASQUERADE. Less fast routing than SNAT with mass requests, since for each new connection an IP address on the external network interface (WAN) is determined. Great for home use routers and when changing the IP address on the WAN interface.
Continue reading “Difference between MASQUERADE and SNAT”
The script every second displays the number of incoming and outgoing packets per second on the specified network interface.
Continue reading “PPS Viewer Script (Packets Per Second)”
Place the contents of the script into a file, for example, pps.sh and execute by specifying the name of the network interface (you can stop the execution of the script with CTRL+C):