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Paul Warren 2022-01-13 23:10:15 +11:00
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@ -127,7 +127,17 @@ iface enp1s0.2502 inet6 auto</code>
<aside class="notes">
<p>OpenWRT: can also use the hardware present on most hardware routers to assign vlans to specific ports</p>
</section>
<section><h2>VLANs in linux</h2>
<p>Here's what I've done</p>
<img src="Diagrams/MyVLans.png"></img>
<aside class="notes">
<p>Guest Wifi</p>
<p>Access VLAN</p>
<p>Netflix, Youtube, my webhost, desktops/work computers</p>
</aside>
</section>
<section><h2>What even is a router?</h2>
<p class="fragment">Two or more interfaces</p>
<p class="fragment">Some logic to determine where a packet goes</p>
@ -212,29 +222,64 @@ ip -6 route add 2001:db8:2600:beef:/64 via 2001:db8:face::1 dev wg0</code>
<p class="fragment">Use version control</p>
<aside class="notes">
<p>Not quite turing complete</p>
<p> git on /etc/bird or wherever your distor stores it.</p>
<p> git on /etc/bird or wherever your distro stores it.</p>
</aside>
</section>
<section><h2>Intro to bird configuration</h2>
<p>/etc/bird.conf</p>
<pre><code data-trim data-noescape>router id 10.9.99.6;
log "/var/log/bird/bird.log" all;
debug protocols { states, routes, filters, interfaces }
protocol kernel {
import none;
export all;
}
protocol device {
# defaults...
}
</code>
</pre>
</section>
<section><h2>Intro to bird configuration</h2>
<p>/etc/bird.conf</p>
<p>Each router needs a unique ID</p>
<p>
<p class="fragment">Protocol blocks, There are lots of types</p>
<p class="fragment">They are how bird knows what to talk to and how</p>
<aside class="notes">
<p>Set BIRD's router ID. It's a world-wide unique identification of your router, usually one of router's IPv4 addresses. Default: the lowest IPv4 address of a non-loopback interface. <p>
<p>router ID. usually one of router's IPv4 addresses. Default: the lowest IPv4 address of a non-loopback interface. World (your network) unique<p>
</section>
<section><h2>Intro to bird configuration</h2>
<p>KNorries diagram here</p>
<pre><code data-trim data-noescape>protocol ospf {
area 0 {
interface "lo" {
stub;
};
interface "vlan1001" {
};
interface "vlan1034" {
stub;
};
};
}
</code>
</pre>
<notes class="aside">
<p> There are a lot more options than stub or default</p>
<p>BIRD documentation is really good</p>
</section>
<section><h2>Intro to bird configuration</h2>
<p><img src="Diagrams/bird-prototable.png"></img></p>
</section>
<section>more detail on bird</section>
<section>A Simple Network</section>
<section>Multi Host IPs (Authoritative DNS example like in the facebook thing)</section>
<section>Why use a 'real' router</section>
@ -251,6 +296,7 @@ ip -6 route add 2001:db8:2600:beef:/64 via 2001:db8:face::1 dev wg0</code>
<p>Why did I use /64s?</p>
<p>I highly recommend going through KNorrie's network examples: <a href="https://github.com/knorrie/network-examples">https://github.com/knorrie/network-examples</a></p>
<p>OSPF Areas</p>
<p>Auth* for OSPF</p>
<p>Automatic transfers of internal aggregates to BGP (Something I've not investigated much)</p>
</section>