Packets DownRange
News from the world of Justin Wilson. Projects, conferences, site updates, etc.
A prefix can appear in the global BGP table and still have a routing problem. The route may originate from the wrong ASN. Its ROA may also authorize a shorter prefix but reject the advertised prefix length. Checking each part normally means pulling data from several routing tools. The J2SW Prefix Advertisement Checker, my 3rd … Read more
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Justin Wilson announces his second children’s networking book, A Kid’s First Visit to an Internet Exchange. Follow Sam as he learns how networks meet, peer, and move Internet traffic.
In this book, the character Sam visits a data center and learns about its facilities and operations. My primary aim is to convey information about the real infrastructure powering the modern Internet without making it boring or confusing.
I’m happy to share that I’ve obtained a new certification: Altitude 1000
For those of you who know. APKTIDVoE5hoOlKQJFS2OK56ARdI70p1zpf9OyJIsPBnlw8sFG5A
Picked up something new to get back into the podcasts.
Over the next several weeks, I will convert some categories to Tags. I am doing this to streamline finding relevant content on this blog as well as my ability to quickly post items.
Thank you to all the folks who pay attention to my content. It’s numbers like this that motivate me to do bigger and better. I only ask you to consider being a Patreon supporter for $1 a month. It’s not required by any means but is greatly appreciated. In July, I was in awe of … Read more
This blog and j2sw.com will move to a new VM over the next few weeks. This is due to the increase in traffic. The server simply needs more resources. After moving to a new VM, I will be installing new hardware. If you experience any issues, they will be short-lived.
I finally got around to some optimization of code and CSS on the site tonight. I have also enabled the site on Cloudflare. Things should be faster and more responsive.
I haven’t felt like writing much lately for a few reasons. I had to spend money on a new Apple Macbook pro (thoughts coming soon) because my “T” key went out. I was doing the bare minimum fighting with the key not working and sticking. This made using an external keyboard even hard. More content … Read more