For example, I will install FRRouting on Ubuntu 18.04Continue reading “Installing FRRouting on Ubuntu 18.04”
In this article, I will briefly describe the principle of DDoS DNS Amplification attacks.Continue reading “Description of DNS Amplification Attacks”
I will give an example of installing and configuring xt_NAT on Ubuntu Server 14.04 with kernel version 4.4.0-142. xt_NAT may not work on newer kernel versions. According to the developer, it should work on Linux Kernel 3.18 and 4.1. To make it work on newer versions of the kernel, you can find patches.Continue reading “Installing and configuring xt_NAT”
I will give an example of returning the old scheme of names of network interfaces in the Linux operating system.Continue reading “How to return ethX names to network interfaces”
Receive Packet Steering (RPS) is a software implementation of RSS. Useful for example when there are fewer interrupts on the network interface than the processor cores.Continue reading “Configuring RPS (Receive Packet Steering)”
I will give an example of creating virtual switches, configuring network and NAT in Hyper-V.Continue reading “Hyper-V Network Configuration”
I’ll give an example of adding routes in the Netplan configuration.Continue reading “Netplan. Adding Routes”
Once it was necessary to add several hundred VLANs without IP addresses to the Netplan configuration and in order to simplify the process, I came up with the following script:Continue reading “VLAN Generation Script for Netplan”
In this article I will give an example of changing gc_thresh on Linux, this parameter usually needs to be increased on highly loaded access servers.Continue reading “Changing gc_thresh on Linux”
In this article I will give examples of network configuration using Netplan.
I also note that for example, starting with Ubuntu version 18.04, Netplan is used by default.