2.5 Admins is a podcast featuring two sysadmins called Allan Jude and Jim Salter, and a producer/editor who can just about configure a Samba share called Joe Ressington. Every two weeks we get together, talk about recent tech news, and answer some of your admin-related questions.
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2.5 Admins 223: Google Juice Abuse
Equinix is shutting down its bare metal service, D-Link advises people to dump old vulnerable routers, Google makes changes to how it ranks some affiliate-driven “reviews”, and data caps seem to be sticking around. Plus mixing different brands and types of disks, using other partitions on a ZFS drive, and scaling a fleet of FreeBSD […]
2.5 Admins 222: Surprise Upgrade
Windows server unexpectedly upgrades major versions, Microsoft reinvents the idea of a thin client, restricting a friend’s access to just their backups, and the importance of warranties when buying hardware. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes DKMS vs kmod: The Essential Guide for ZFS on […]
2.5 Admins 221: Two Firewalls
Jim and Allan discover modern charging tech and marvel at what’s possible in the USB-C era, more on IPv6 firewalls, using ZFS like Git, and running your own authoritative DNS server. Automox Check out the brand new Autonomous IT podcast. Listen in as a variety of experts in the IT […]
2.5 Admins 220: Get a Job
How using a copy-on-write filesystem like ZFS can get systems back online within seconds after ransomeware encrypts all your data, and even warn you more quickly that it’s happening. Plus Jim and Allan’s advice on getting a job as a sysadmin. Plug Support us on patreon and get an ad-free RSS feed with early […]
2.5 Admins 219: Spooky Stories
It’s Halloween so Jim and Allan share horrific and spooky stories from their sysadmin careers. Plus picking a UPS for a homelab. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes Klara: NAS: Maintenance Best Practices See our contact […]
2.5 Admins 218: TLS TTL
SSL certificates are likely going to last less time, the latest Windows 11 update leaves a huge chunk of data behind and doesn’t play nicely with some SSDs, picking a modern dhcp server on a homebrew router, and storing encrypted backups on a friend’s NAS with ZFS. Plugs Support us on patreon and get […]
2.5 Admins 217: Drive Scavenging
The difference between monitoring and metrics analysis, the security pros and cons of cloud vs on-prem, why Jim and Allan don’t use Unraid, and cloud storage and email for a small company. Feedback Netdata Nagios ZFS and Unraid Free consulting We were asked about cloud storage and email for a small company. […]
2.5 Admins 216: Pa55w0rd%
NIST has finally proposed some sensible password standards, why server CPUs with high core counts make sense in a lot of deployments, the .io TLD is probably sticking around, and the best options for a Linux-based router. Plugs Support us on patreon and get an ad-free RSS feed with early episodes sometimes Klara Halloween […]
2.5 Admins 215: Still no VLANs
Why cold storage is never as good as keeping your data warm and regularly tested, how the American air traffic control system became so outdated, and isolating your devices from a roommate’s shenanigans. Plug Support us on patreon and get an ad-free RSS feed with early episodes sometimes News/discussion Music industry’s 1990s hard […]
2.5 Admins 214: No VLANs
A proposed solution to the WHOIS TLS verification problem gets a surprising amount of pushback. Plus isolating IoT devices, our thoughts on Ubiquiti gear, setting up WiFi in a new house, remote access with WireGuard, and our mini PC recommendations. Plug Support us on patreon and get an ad-free RSS feed with early episodes […]
2.5 Admins 213: Photo Philosophy
The Malaysian government’s misguided plan to control its citizens’ DNS, the wrong way to deploy underwater servers, a philosophical question about how long a person’s photos will exist, and how we manage our SSH keys. Plug Support us on patreon and get an ad-free RSS feed with early episodes sometimes News/discussion Malaysia’s plan […]
2.5 Admins 212: WHODIS
A surprising way to exploit the WHOIS system, Microsoft will force old versions of Windows 11 to update, and the simple way to set up TP-Link Omada gear. Plug Support us on patreon and get an ad-free RSS feed with early episodes sometimes News Rogue WHOIS server gives researcher superpowers no one should […]
2.5 Admins 211: Open Sourceless
Another example of the downsides of abstraction, whether AI can ever be truly “open source”, and the security benefits and drawbacks of different types of VPN. Plug Support us on patreon and get an ad-free RSS feed with early episodes sometimes News/discussion Hackers infect ISPs with malware that steals customers’ credentials Debate over […]
2.5 Admins 210: Ryzen Up
AMD will patch some old Ryzens against SinkClose now, but their benchmarking methods for newer CPUs didn’t live up to everyday reality. Plus Bcachefs devs annoy Linus Torvalds, the US government sues a college over compliance issues, and Jim disappoints a patron. Plug Support us on patreon and get an ad-free RSS feed with […]
2.5 Admins 209: Faulty Defaults
Insecure SSH implementations and a weak key that let a researcher control 200 MW of electrical capacity reignites the debate about versioned protocols vs pluggable protocols, follow-up on sharing files from your LAN with people on the Internet, and the pros and cons of encrypted backups. Plug Support us on patreon and get an […]