Network

Network setup

• How to connect PC to PC using a LAN cable
• Run sudo apt install avahi-daemon libnss-mdns in your VM, and make sure that your networking config is in ‘Bridge Mode’ to get .local addressing working.
• How to Share A Folder via SMB/CIFS Protocol in Ubuntu 20.04

Speed test

• Test Internet connection speed from ssh command

Scan network

• sudo nmap -sn 192.168.0.1/24

IP Address

• IP address of the WiFi adapter: ifconfig wifi0 | awk '/inet / {print $2}'

WiFi Adapters

• rtl88x2bu driver updated for current kernels

VPN

• How to setup L2TP VPN
• l2tp-ipsec-vpn-client: Docker
• OpenVPN client: Docker
• Algo
• What is my IP?: curl https://ipinfo.io/ip
• Start OpenVPN at startup
• Outline
• Cloudflare

WireGuard

• WireGuard config
• Wireguard routing
• Wireguard-manager
• Wiregate - free Cloud endpoint for your home devices
• wg-gen-web
• Wireguard managers
• Netmaker
  • Netmaker client installation
  • Getting Started with Netmaker: A WireGuard® Virtual Networking Platform
• Firezone
  • Firezone
• wg-access-server
• headscale
• subspace

Zerotier

• Deploy k3s cluster on Vultr with RancherOS over ZeroTier network
• Part 1: K3s, Zerotier, DigitalOcean, and more…Oh my!
• Part 2: Connecting Raspberry Pi’s to DigitalOcean with ZeroTier
• Part 3: Deploying K3s and Updating Traefik

SSH Tunnel

• Creating a permanent ssh tunnel
• labtunnel

Routers

• Mikrotik

LTE Routers

• CradlePoint
• Outdoor Router
• Sentrius IG60-SERIAL-LTE

Linksys

• AsusWRT Merlin build 384.5 or later on Linksys EA6900 or EA6700
• How to flash Linksys EA6300v1, EA6400, EA6500v2, EA6700, EA6900v1.0/1.1 with Tomato
• Linsys EA6900 official firmwares
• CFEditor
• AsusWRT-Merlin
• Linksys EA6900 DD-WRT
• Linksys EA6900 Tomato
  • Linksys EA6900 Fresh Tomato
  • Do a 30 30 30 reset. Keep the reset button, wait for 30 seconds, turn the router off, wait for 30 seconds, turn the router on and wait for 30 seconds.
  • Go to 192.168.1.1 and restore the default firmware.
  • Restart
  • Enter with the password admin.
  • Navigate to Connectivity → Basic and flash “linksys_ea6xxx_ddwrt.bin”.
  • Restart
  • Set the admin username and password
  • Navigate to Wireless > Basic Settings.
  • Change the SSID of wl0 and wl1 to desired names and save.
  • Set wl0 to client and wl1 to access point (AP).
  • Save
  • Navigate to Wireless Security and set the security mode to WPA2 Personal, and enter the shared keys.

Sockets

• Awesome web sockets
• GNU C language sockets
• Real Python sockets
• Python sockets

Socket tools

• Web socket tool

UDP Proxy Servers

• Quilkin

Embedded Ethernet

• nuvoTon

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