<h1>How much of your bloody traffic is actually IPv6? Counting IP families with nftables</h1> <p>Look, mate, I love IPv6. Addresses the size of a small country, end-to-end connectivity that IPv4…
So, I recently treated myself to a 2017 Chevy SS, which is a rebadged VF Holden Commodore SS. For context, the Chevy SS was sold in the United States from…
If you've ever stared at a Linux box hanging at boot for 90 seconds waiting for "network to be configured" and wondered which interface is the holdup, congratulations -- you've…
Building Kubernetes the Hard Way — Then Automating It All with Ansible How I went from zero k8s knowledge to a fully IPv6-only, BGP-routed, HA Kubernetes cluster in 7 weeks…
<p>I've been running nftables for years. But I've never sat down to get good telemetry for it. For firewalls to get good telemetry coverage I feel you need:</p> <ul> <li><strong>Rule…
systemd progressed the Linux PID 1 situation adding many feature and capabilities. But, as always, with features and capabilities, comes complexity. One thing I and many co-workers have found difficult…
<p><a href="https://www.amazon.com/gp/product/B09D3VHLD2/" title="Amazon Link">Amazon Link</a></p> <ul> <li>Disclaimer: I get no royalites or anything here - Just had coworkers ask me about it</li> </ul> <p>So since I'm no systems guru and…
Do you also write a lot of services that need a few CLI option (e.g. --config) and or little CLI tools from time to time? Want a base CLI +…
<p>IPv4 addressing on links is no longer required to route IPv4. What you say?? Yes, you can stop IPv4 addressing your point to point links with <em>Legacy IP</em> and route…
I found that jool has very good tutorials, but all the commands to get going are hidden in these large tutorials. Here are the steps I took to get it…
cooperlees