# SysAdmin2022

## Learning about slightly more advanced networking with linux

Paul Warren

Mastodon: @pwarren@mastodon.thewarrens.name

email: paul at thewarrens.name

## What even is a network

Ethernet?

Token Ring?

IPX?

AX.25?

## What even is a network

tcp??

ipv4?

ipv6?

AX.25?

Allows connections between computers

## Managed network?

Controls connections between computers

Scales connections between computers

Diagram is nice, but hides complexities at each layer

## The Problems

VLAN

OSPF

more detail on what VLANs, OSPF and BGP are for
how to do these things in linux
intro to bird
more detail on bird
building out a virtual network with LXC
ergh, NAT
Why use a 'real' router
OpenWRT

## Resources

These slides: https://gitea.pwarren.id.au/pwarren/SysAdmin2022

bird: https://bird.network.cz

KNorrie's network examples: https://github.com/knorrie/network-examples

Openwrt: https://openwrt.org/