Network Configuration Articles

Comprehensive Guide to Network Card Configuration in Linux: Covering Mainstream and Domestic Systems

2025-10-15 by boardor

This article will provide a detailed explanation of the network card configuration methods for major mainstream Linux distributions and domestic operating systems (such as UOS and Kylin), along with an in-depth analysis of each configuration parameter to help you master various configuration formats. [Special Note] Most domestic operating systems such as Tongxin UOS, Kylin V10, … Read more

Setting Up Access in Bridge Mode for Optical Modems with OpenWrt

2025-10-13 by boardor

By default, if you use a router with an OpenWrt-like system to dial into an optical modem in bridge mode, you will not be able to access the modem’s management page, which can be quite inconvenient. There are many ways to fix this, and here we document a method that only requires a web browser. … Read more

OpenWRT Routing Table

2025-10-13 by boardor

Below is the routing table after adding the default route in OpenWRT root@OpenWrt:~# route -A inet6 Kernel IPv6 routing table Destination Next Hop Flags Metric Ref Use Iface 24fe:34:927:af:91:f8:a6:51b5%35/128 ::%35 UC 0016 eth0 24fe:34:927:af::%35/64 ::%35 U 25610 eth0 fe80::%35/64 ::%35 U 25600 eth0 ::%35/0 fe80::d6ee:71f:fe5e:71f2%35 UG 102420 eth0 ::%35/0 ::%35 !n -1110957 lo ::1%35/128 ::%35 … Read more

Linux | I.MX6ULL File System

2025-10-10 by boardor

01 All test programs in this section require the development board to have a Qt environment to run. The provided file system is derived from a Yocto build. We will later organize a separate ported Qt system to facilitate users in porting third-party software. If the user’s file system is not our factory version, please … Read more

How to Create a Linux Template

2025-10-10 by boardor

When setting up Hadoop, OpenStack, or Docker containers, as well as K8S clusters, multiple hosts are required. Installing them one by one can be cumbersome, so we can create a template that can be cloned as needed.This article takes CentOS Stream 8 as an example to create a Linux template.1. Install a Minimal SystemImage download … Read more

OpenWrt Wireless Repeater, Bridging, and Signal Issues

2025-10-06 by boardor

1. Wired to NAT HotspotFeatures: The most common internet mode, wired and wireless on different subnets, with wireless being a subnet of wired.Keywords: Wireless Network Card Master Mode/Access Point AP, Wireless Network Card connecting to LAN area:In Master mode, we can connect the router’s WAN port to the optical modem or switch via an Ethernet … Read more

Installing OpenWRT on ESXi

2025-10-01 by boardor

1. Software Package Download (Official) https://downloads.openwrt.org/ Or find a suitable image on the Enshan Forum Traditional BIOS Boot generic-squashfs-combined.img.gz EFI Boot generic-squashfs-combined-efi.img.gz The author has chosen the EFI image 2. Convert the img file to a vmdk file (ESXi virtual machine disk file) The tool used for conversion is “StarWind V2V Converter”, please download and … Read more

Detailed Guide to Customizing OpenWrt Firmware: Modifying Default Parameters and Adding Applications

2025-10-01 by boardor

• This article uses the friendlywrt22-rk3568 distribution as an example to explain how to customize an OpenWrt firmware. The customization features include modifying network parameters, login passwords, boot interface (banner), proxy ARP, opkg sources, hostname, default application configuration parameters, adding arbitrary files (not limited to applications and their libraries), etc. Finally, a complete practical example … Read more

DNS Forwarding with OpenWrt

2025-10-01 by boardor

DNS Forwarding with OpenWrtIn network usage, we sometimes need to specify that certain domain names use a specific DNS server while ensuring that the resolution of other domain names is unaffected.Currently, I am using this setup in an internal corporate network where an Active Directory (AD) domain controller has been established. All domain members perform … Read more