

2.5 Admins
The Late Night Linux Family
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 week we get together, talk about recent tech news, and answer some of your admin-related questions.
Episodes
Mentioned books

Jan 6, 2022 • 31min
2.5 Admins 72: Email Cartel
Microsoft suffers an embarrassment with Exchange, why it’s so hard to host your own email, and the easiest and safest way to manage your backups.
Plugs
BSDCan 2022: June 1-4th. CFP Closes Jan 19th
Support us on patreon
News/discussion
Microsoft releases emergency fix for Exchange year 2022 bug
Gloomy sysadmin take on running your own email infrastructure
Free Consulting
We were asked about using Syncoid for backups.
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
See our contact page for ways to get in touch.

Dec 30, 2021 • 29min
2.5 Admins 71: Recover Calmly
Why ransomware isn’t really an infosec problem, how some open source work Allan helped with saved a company millions of dollars, your feedback, and more.
Plugs
OpenZFS: Native Encryption
Support us on patreon
News/Discussion
Kronos hack will likely affect how employers issue paychecks and track hours
How We Saved Millions in SSD Costs by Upgrading Our Filesystem
Feedback
SpinRite
Free Consulting
We were asked about moving a QNAP NAS out of an office.
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
CBT Nuggets
This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.
See our contact page for ways to get in touch.

Dec 23, 2021 • 30min
2.5 Admins 70: Xmas AMA
It’s our holiday AMA episode. We answered your questions about hobbies, TV resolutions, living in the moment, and the biggest screw-ups we’ve witnessed.
Plugs
Panel: FreeBSD Arm64 Flexibility with Ampere
Support us on patreon
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
CBT Nuggets
This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.
See our contact page for ways to get in touch.

Dec 16, 2021 • 31min
2.5 Admins 69: Nice
A huge vulnerability in a Java logging library, ZFS on AWS disappoints, the fastest web servers for static sites, the importance of certs, and more.
Plugs
Using FreeBSD’s pkg audit to investigate known security issues
Support us on patreon
News/Discussion
Log4Shell: RCE 0-day exploit found in log4j 2, a popular Java logging package
The Internet’s biggest players are all affected by critical Log4Shell 0-day
Canada Revenue Agency and other government departments take some services offline due to security vulnerability
Amazon FSx for OpenZFS
Free Consulting
We were asked about web servers for static sites, VLANS and interfaces, and certifications.
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
CBT Nuggets
This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.
See our contact page for ways to get in touch.

Dec 9, 2021 • 31min
2.5 Admins 68: Shuckchain
A mystery in the Tor network, whether blockchain has any real-world value, configuring passwords with Ansible, and burning in new disks. With guest host Gary Williams from Linux After Dark.
Plugs
Allan was on Late Night Linux Extra talking about FreeBSD.
BSDCan 2022 – Call for papers
Support us on patreon
News
It’s long past time for cost-benefit analysis on blockchain
Funny tweet
A mysterious threat actor is running hundreds of malicious Tor relays
Free Consulting
We were asked about using configuring passwords with Ansible, and burning in new disks.
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
CBT Nuggets
This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.
See our contact page for ways to get in touch.

Dec 2, 2021 • 31min
2.5 Admins 67: Haitch
An insight into the massive scale of Google’s infrastructure, Allan and Jim refuse to accept that crypto now means cryptocurrency (and confuse Latin and Greek), multi-factor auth and WireGuard, and testing network quality.
Plugs
Demystifying OpenZFS 2.0
Support us on patreon
News/Discussion
Google’s server life extension delivers $1.7bn revenue boost in nine months
Google to make its own custom server chips as well
Seagate demos hard disk drive with an NVMe interface
Cryptographers are not happy with how you’re using the word ‘crypto’
Free Consulting
We were asked about using WireGuard with multi-factor authentication, and testing network quality.
netburn
FreeBSD Network Troubleshooting: Understanding Network Performance
RIPE Atlas
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
CBT Nuggets
This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.
See our contact page for ways to get in touch.

Nov 26, 2021 • 30min
2.5 Admins 66: Lack of Entropy
Tesla owners locked out of their cars, a Linux side-channel attack that enables DNS cache poisoning, why Jim doesn’t use Proxmox, and accessing KVM hosts from Windows.
Plugs
Jim was on Late Night Linux twice, as well as Late Night Linux Extra.
Support us on patreon
News
Tesla drivers left unable to start their cars after outage
Server errors hit Tesla remote-control app
Linux has a serious security problem that once again enables DNS cache poisoning
Free Consulting
We were asked about why Jim doesn’t use Proxmox, and accessing KVM hosts from Windows.
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
CBT Nuggets
This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.
See our contact page for ways to get in touch.

Nov 18, 2021 • 29min
2.5 Admins 65: Integritetsskyddsmyndigheten
How some Swedish parents tried to take control of their kids’ education app, why you shouldn’t try to add magsafe to your phone, introducing the new shiny at work, Samba security, and more.
Plugs
FreeBSD Papers We Love: Jails and Cloneable Network Stacks
Support us on patreon
News/Discussion
These Parents Built a School App. Then the City Called the Cops
Free Consulting
We were asked about monitoring, how junior admins can introduce new workflows in the face of resistance, and Samba security.
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
CBT Nuggets
This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.
See our contact page for ways to get in touch.
Categories: podcast

Nov 11, 2021 • 30min
2.5 Admins 64: Augmented Dystopia
Why the metaverse sounds terrible, Alder Lake benchmarks, revoking SSH keys, remote management of Windows machines, and more.
Plugs
Looking towards the future: FreeBSD on RISC-V
Support us on patreon
News
Welcome to Meta
Intel’s Alder Lake big.little CPU design, tested: It’s a barn burner
OpenZFS Developer Summit
Free Consulting
We were asked about managing and revoking SSH keys, and remote management of Windows machines.
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
CBT Nuggets
This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.
See our contact page for ways to get in touch.
Categories: podcast

Nov 4, 2021 • 30min
2.5 Admins 63: Unlocking the Future
The Oculus Go is opened up, a potential addition to HTTPS, Intel’s new Alder Lake CPUs, testing ZFS backups, virtualising a firewall, and more.
Plugs
OpenZFS Developer Summit – Nov 8-9th Online
Advanced ZFS Snapshots – Holds and Clones
Support us on patreon
News/Discussion
John Carmack pushes out unlocked OS for defunct Oculus Go headset
HTTPS Attestable: Remote, secure, verified enclaves proposed
Intel Announces 12th Gen Core “Alder Lake” CPUs
Free Consulting
We were asked about testing ZFS backups, and virtualising a firewall.
Linode
Simplify your cloud infrastructure with Linode’s Linux virtual machines and develop, deploy, and scale your modern applications faster and more easily. Go to linode.com/25a and get started with $100 credit.
CBT Nuggets
This episode is sponsored by CBT Nuggets – training for IT professionals or anyone looking to build IT skills. Go to cbtnuggets.com/25admins and sign up for a 7-day free trial.
See our contact page for ways to get in touch.


