The Curious Engineer

All blogs / Networking

benjojo blog

blog.benjojo.co.uk

Programming, Networking and some things I found hard to fix at some point

NetworkingStorage / filesystemsElectronics

’15’20’25
Posts
77 from 1 Jan 2014 to 12 Mar 2026
Posting
now and then (1 in the last year)
Kind
personal blog
Feed
https://blog.benjojo.co.uk/rss.xml
Also at
https://benjojo.co.uk/

2026 1

  1. How far can you go with IX Route Servers only?

2025 4

  1. Some interesting stuff I found on IX LANs
  2. Picking uncontested private IP subnets with usage data
  3. BGP handling bug causes widespread internet routing instability
  4. Building Ultra Long Range TOSLINK

2024 9

  1. The "simple" 38 step journey to getting an RFC
  2. Flexing the Windows RRAS BGP implementation
  3. Better IX network quality monitoring
  4. Reclaiming IPv4 Class E's 240.0.0.0/4
  5. Sysadmin friendly high speed ethernet switching
  6. Signed but not secure
  7. Appreciation of automated IX Quarantine LAN testing
  8. Where is all of the fediverse?
  9. The browsers biggest TLS mistake

2023 2

  1. Grave flaws in BGP Error handling
  2. Driver adventures for a 1999 webcam

2022 4

  1. Going multipath without Multipath TCP
  2. Who is squatting IPv4 addresses?
  3. LTO Tape data storage for Linux nerds
  4. Ghost in the ethernet optic

2021 4

  1. One of these JPEGs is not like the other
  2. Imaging mounted disk volumes under duress
  3. Hunting down the stuck BGP routes
  4. Splitting the ping

2020 3

  1. Hacking Ethernet out of Fibre Channel cards
  2. Stressing the network when it's already down
  3. How 1500 bytes became the MTU of the internet

2019 7

  1. Writing userspace USB drivers for abandoned devices
  2. You cannot cURL under pressure
  3. The year of RPKI on the control plane
  4. Teaching a cheap ethernet switch new tricks
  5. The speed of BGP network propagation
  6. What would a EvE online Internet look like?
  7. A dive into the world of MS-DOS viruses

2018 16

  1. The state of RPKI: Q4 2018
  2. From VNC to reverse shell
  3. Are BGPs security features working yet?
  4. Building telemetry for tea aka Tealemetry
  5. The death of a TLD
  6. Calling the world cup goals 5 seconds before they happen
  7. The ISPs sharing your DNS query data
  8. x86 assembly doesn't have to be scary (interactive)
  9. Payments with less of the evil
  10. Playing battleships over BGP
  11. Yubikey/Smartcard backed TLS servers
  12. Making art with SSH key randomart
  13. Mapping the whole internet with Hilbert curves
  14. Encoding data in dubstep drops
  15. Giving every Tor Hidden Service a IPv6 address
  16. DNSFS. Store your files in others DNS resolver caches

2017 8

  1. A surprising amount of people want to be in North Korea
  2. Email delivery is stuck on IPv4
  3. Traceroute Haiku’s
  4. IP over AX.25 over 802.11 with ESP8266
  5. IPv6 anycast possibly done better
  6. Building a legacy search engine for a legacy protocol
  7. Just how long do DNS resolvers cache last?
  8. Monitoring SNMP less devices with ease

2016 2

  1. Ludicrously cheap HDMI capture for Linux
  2. TOTP SSH port fluxing

2015 10

  1. I may be the only evil (bit) user on the internet
  2. The strange case of ICMP Type 69 on Linux
  3. robots.txt usage over the Alexa million
  4. Propagation slow? Sound the alarms!
  5. Auditing GitHub users' SSH key quality
  6. YAMware Old Malware can still be fun!
  7. Detecting anycast addresses and more
  8. A peek into the USM format
  9. Reverse Proxy + Cache for Minecraft
  10. MITM'ing TLS/SSL for debugging purposes

2014 7

  1. Thoughts on GitHub streaking
  2. Mumble: A referral was returned from the server.
  3. Lessons from APL, a "lost" language
  4. NPM build error
  5. Dealing with MySQL resource shortage
  6. Super Easy Twitter Bots
  7. Running around HTTP firewalls