The Hedge

Latest Episodes:

Hedge 302: Communications in Biological Systems Apr 17, 2026

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What does biology have to do with computer networks? Much more than you might think. Communications systems, after all, need to solve the same problems–and they often use the same kinds of tools. In this episode of the Hedge, Emily Reeves and Joe Deweese join Russ and Tom to talk about a recent paper comparing computer communications to biological communications.
https://media.blubrry.com/hedge/media.blubrry.com/hedge/content.blubrry.com/hedge/hedge-302.mp3
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Best of the Hedge: Episode 30, Network Fundamentals Apr 10, 2026

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What are networking fundamentals, and why are they important? Join us for this repost of a classic Hedge discussion with Ethan, Eyvonne, Tom, and Russ.
https://media.blubrry.com/hedge/content.blubrry.com/hedge/hedge-030.mp3
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Hedge 301: SONiC Apr 03, 2026

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What’s the deal with SONiC? Is it easy to build and use, or hard? Is it something you should be looking at? Jeff Doyle joins Russ and Tom to look at the SONiC operating system, ecosystem, and deployment.
https://media.blubrry.com/hedge/media.blubrry.com/hedge/content.blubrry.com/hedge/hedge-301.mp3
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Hedge 300: Solving Injection Attacks Mar 26, 2026

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It’s episode 300, and it’s roundtable time. In this episode, Tom, Eyvonne, and Russ talk about how systems can be designed to prevent injection attacks, and then the perennial unpleasantness of layoffs.
https://media.blubrry.com/hedge/media.blubrry.com/hedge/content.blubrry.com/hedge/hedge-300.mp3
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Hedge 299: 6G Mar 13, 2026

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As we discussed in the prior episode, the 6G hype is building. What’s in 6G, though, and how realistic is it that a new wireless technology is going to radically change the world? In this episode of the Hedge, George Michaelson joins us from Australia to discuss the ins and outs of 6G.
https://media.blubrry.com/hedge/media.blubrry.com/hedge/content.blubrry.com/hedge/hedge-299.mp3
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Hedge 298: The 6G Hype Begins Mar 06, 2026

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It’s 2026, and it’s time for a new cellular telephone hype cycle: 6G! Doug Dawson from CCG joins Russ and Tom to talk about why 5G is really 4.5G, the proposed changes for 6G, and the challenges higher frequency ranges and bandwidths face in the real world.
It’s definitely worth following Doug’s daily post about the telecom and wireless worlds over at Pots and Pans.
https://media.blubrry.com/hedge/media.blubrry.com/hedge/content.blubrry.com/hedge/hedge-298.mp3
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Hedge 297: MPLS Feb 27, 2026

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Has MPLS really “died” because of SD-WAN services? Scott Robohn joins Tom and Russ to talk about the past and future of MPLS.
https://media.blubrry.com/hedge/media.blubrry.com/hedge/content.blubrry.com/hedge/hedge-297.mp3
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Hedge 296: AS-SETs Feb 20, 2026

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AS-SETs (not that kind) were originally designed to simplify filtering at eBGP peering points–but they seem to have gone horribly wrong. Job Snijders and Doug Madory join Tom and Russ to discuss the history, use, problems, and (hopeful) demise of AS-SETs.
https://media.blubrry.com/hedge/media.blubrry.com/hedge/content.blubrry.com/hedge/hedge-296.mp3
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