Malbec makes a fruity subsea cable
Not just wine in that glass
This episode we rev up to re-cert 25 free Cisco CE Credits 🤑; escape the Linux Networking stack 🍽️; wonder if Network Engineers are obsolete 🤖; solve Tailscale CGNAT conflicts 💥; tinker with NetBird for WireGuard 🔓; fit 6x JetKVMs into one custom 1RU rackmount 🎹; understand what microshifting does to the 9-5 😴 and overload London’s power grid with more DC requests 🏭. Let’s dive in; ⬇️
Poll 🗳️
Are we covering the NetDevOps and Network Engineering content you want to see? Vote now to shape the Reload in 10 Newsletter to be more relevant to you:
NetEng 🔧
Cisco Rev Up to Recert: Understanding Cisco Data Center Foundations (DCFNDU) is giving 25 CE Credits free for 33 hours of learning until Jan 5th 2025, get in fast! 💨
Mastering Wi-Fi Packet Captures is the beginning of a series in how to apply your Wireshark PCAP fu to the 802.11 Wi-Fi voodoo to overcome that “Wi-Fi is down” incident once and for all 🥋
IPsec & path MTU discovery: feature or vulnerability? talks through the implications of PMTUD when tunnels are involved, and why it might not be the best idea 🗺️
So long, and thanks for all the fish: how to escape the Linux networking stack goes deep on how Cloudflare wrote custom TCP stacks to support things like WARP and soft-unicast 🧐
Are network engineers obsolete? or have we had a good run, you decide 🤖
AI Won’t Replace Network Engineers follows on from this with a strong opinion the other way, look at us, not being biased and all (or should that be b-AI-sed…) 🤖
De-escalating Tailscale CGNAT conflict speaking about CGNAT, and what happens if the RFC 6598 100.64.0.0/10 is already in use by your VPN client 💥
Automating DNS Management with Ansible drives BIND in an interesting way you may not have seen before 📇
Training 🎓
🏦 Cisco U CE Credits
💡 Re-certify your CCNA or CCNP with these free Cisco U courses Continuing Education (CE) credits:
Cisco U: Understanding Cisco Data Center Foundations (DCFNDU)
(Course, 25 CE Credits, 33h)
🪚 Tools
Nokia Validated Designs GitHub Repo
(Designs, GitHub, Network Lab)Token-Oriented Object Notation (TOON)
(Coding, GitHub, LLM)NetBird for WireGuard
(Security, GitHub, SASE VPN)
🎓 Learning
Nokia Validated Designs GitHub Repo
(Designs, GitHub, Network Lab)SRv6 UPA Demo
(Lab, GitHub, IPv6)Learning Python
(Course, Free, Starts Dec 9)
🎥 Videos and Papers
eBPF: Unlocking the Kernel Documentary
(Video, 30 mins, Linux Kernel)Sibling Prefixes: Identifying Similarities in IPv4 and IPv6 Prefixes
(Paper, IPv4, 20 pages)6 JetKVMs, 1 Rack – The Ultimate Setup!
(Video, 13 mins, Homelab)
Hiring 💼
📢 The Reload in 10 Jobs Board is here 🥳, with a hand-picked selection of awesome Network Engineering, NetDevOps and Network Automation jobs.
It’s also free to list a job if you’re hiring and want to let us know 👂
🤫 Secret Subscriber-only Jobs
🇬🇧 Network Support Engineer @ Meter, UK, London/Remote
🔥 (just some of) This week’s Hot Hirings
🇬🇧 Network Engineer @ Bupa, UK, London
🇮🇪 Senior Network Engineer @ Oracle, Ireland, Remote
🇨🇦 OSS Network Automation Solution Architect @ CGI, Canada, Toronto
🇨🇳 Senior Data Center Network Engineer @ NVIDIA, China
🇮🇪 Senior Cloud Network Engineer @ Microsoft, Ireland, Dublin
🇸🇬 Network Automation Engineer @ Google, Singapore
🇪🇸 Network Engineer @ DXC, Spain, Remote
🇪🇬 Senior Network Engineer @ Mastercard, Egypt
🇬🇧 Network Engineer @ BCA, UK, Hook
🇺🇸 Senior Network Deployment Engineer @ Crusoe, USA, CA
🇺🇸 VP Network Automation @ Pfizer, USA, PA
NotEng 🤔
When 9 to 5 becomes 7 to 7: Understanding the rise of “microshifting”, otherwise known as “productivity doesn’t flow on demand, the creativity needs downtime to spark” 🔥
Flash, Java Applets, and Building for a Web That Died makes us sad, Zombo.com and Albino Blacksheep are no longer things 😪
How to Avoid the 5 Biggest MVP Mistakes for when your Proof of Concept actually needs to be proof positive, not a botched attempt ✅
Public Intelligence (video, 1 hour) posits what happens if there was a distributed, open source, non-commercial AI you could use in the future 🤔
GPTBot has a library of the best AI tools, prompts and guides to make the robots work for you 🦾
Hashicorp Authoring & Operations Professional with AWS Exam documents one man’s experience with the whole exam, end-to-end 👓
Events 📅
🤜 Meet-ups
NetLdn, London, Monthly, Every 2nd Thursday
NetMcr, Manchester, Every Monthly, 2nd Thursday
NetBCN, Barcelona, See schedule
London Network Automation Meetup, London, 29 January 2026
📢 Conferences
🎩 Hat-tip to the wonderful Pete Crocker @ OpsMill for the help
DENOG 17, Essen, 9 - 11 November 2025
EMEA Arista Cloud Builders, Munich, 13 November 2025
AutoCon 4, Austin, 17 - 21 November 2025
France IX Tour, Paris, 27 November 2025, France
CoNEXT 2025, Hong Kong, 1 - 4 December 2025
APRICOT 2026, Jakarta, 4 - 12 February 2026
Industry 🏭
UK Grid Overwhelmed by Data-Center Requests for Connections, might give rise to the DDoP - Distributed Denial of Power ⚡️
Three huge new data centre schemes for London worth £10bn revealed has hopefully read the link above and has a solar panel of two to whack on the roof ready 🔋
Critical Cisco UCCX flaw lets attackers run commands as root, so get patching if Call Manager or UCaaS is something you’re involved in 📞
Theft at the Louvre: The surveillance system’s password “LOUVRE” has put the museum in crisis, but must have kept them guessing for a bit with a few typo’s of LOOVRE on the way surely 💩
ISPs more likely to throttle netizens who connect through carrier-grade NAT: Cloudflare, and who would have 100.64.though.it might be the case that SNAT wasn’t as good as pure Internet-routable IPv6? 🤒
Extending the Malbec subsea cable to Southern Brazil and we always thought that region’s top exports were red wine, not multicolour photons down a series of tubes 🍷
That’s all for this week, but if you have any tip-offs, blogs, events or job posts you’d like us to feature then please feel free to let us know at newsletter@reloadin.net 📮 and we’ll see if we can add them in 💬.