Technical Expertise
From Tom Lawrence

Free educational content and expertise for hire.

Watch the Channel
Hire Us
Hire Us
Watch the Channel

(Or watch the latest videos here)

https://lawrence.video/unifi Connect With Us --------------------------------------------------- + Hire Us for a project: https://lawrencesystems.com/hire-us/ + Toms' Twitter 🐦 https://twitter.com/TomLawrenceTech + Our Website https://www.lawrencesystems.com/ + Our Forums https://forums.lawrencesystems.com/ + Instagram https://www.instagram.com/lawrencesystems/ + Facebook https://www.facebook.com/Lawrencesystems/ + GitHub https://github.com/lawrencesystems/ Lawrence Systems Shirts and Swag --------------------------------------------------- ►👕 https://lawrence.video/swag/ AFFILIATES & REFERRAL LINKS --------------------------------------------------- Amazon Affiliate Store 🛒 https://www.amazon.com/shop/lawrencesystemspcpickup UniFi Affiliate Link 🛒 https://lawrence.video/unifi-affiliate All Of Our Affiliates help us out and can get you discounts! 🛒 https://lawrencesystems.com/partners-we-love/ Gear we use on Kit 🛒 https://kit.co/lawrencesystems Use OfferCode LTSERVICES to get 10% off your order at 🛒 https://www.techsupplydirect.com?aff=2 Digital Ocean Offer Code 🛒 https://m.do.co/c/85de8d181725 HostiFi UniFi Cloud Hosting Service 🛒 https://hostifi.net/?via=lawrencesystems Protect your privacy with a VPN from Private Internet Access 🛒 https://www.privateinternetaccess.com/pages/buy-vpn/LRNSYS Patreon 💰 https://www.patreon.com/lawrencesystems Chapters 00:00 UniFi Security Advisory Bulletin 064 00:42 The Prerequisite 01:51 Ubiquiti's Bug Bounty Program 02:43 How AI Changed the Bug Bounty Game 04:20 Patch Diffing and the "John Sim" Attacks 06:30 Why Auto-Updates Are Worth the Risk

https://lawrence.video/


Connect With Us
---------------------------------------------------
+ Hire Us for a project: https://lawrencesystems.com/hire-us/
+ Toms' Twitter 🐦 https://twitter.com/TomLawrenceTech
+ Our Website https://www.lawrencesystems.com/
+ Our Forums https://forums.lawrencesystems.com/
+ Instagram https://www.instagram.com/lawrencesystems/
+ Facebook https://www.facebook.com/Lawrencesystems/
+ GitHub https://github.com/lawrencesystems/


Lawrence Systems Shirts and Swag
---------------------------------------------------
►👕 https://lawrence.video/swag/


AFFILIATES & REFERRAL LINKS
---------------------------------------------------
Amazon Affiliate Store
🛒 https://www.amazon.com/shop/lawrencesystemspcpickup

UniFi Affiliate Link
🛒 https://lawrence.video/unifi-affiliate

All Of Our Affiliates help us out and can get you discounts!
🛒 https://lawrencesystems.com/partners-we-love/

Gear we use on Kit
🛒 https://kit.co/lawrencesystems

Use OfferCode LTSERVICES to get 10% off your order at
🛒 https://www.techsupplydirect.com?aff=2

Digital Ocean Offer Code
🛒 https://m.do.co/c/85de8d181725

HostiFi UniFi Cloud Hosting Service
🛒 https://hostifi.net/?via=lawrencesystems

Protect your privacy with a VPN from Private Internet Access
🛒 https://www.privateinternetaccess.com/pages/buy-vpn/LRNSYS

Patreon
💰 https://www.patreon.com/lawrencesystems

Chapters
00:00 UniFi Security Advisory Bulletin 064
00:42 The Prerequisite
01:51 Ubiquiti's Bug Bounty Program
02:43 How AI Changed the Bug Bounty Game
04:20 Patch Diffing and the "John Sim" Attacks
06:30 Why Auto-Updates Are Worth the Risk

YouTube Video UCHkYOD-3fZbuGhwsADBd9ZQ_6DAhg6-9wvg

5 Critical UniFi CVEs and How to Avoid the Risk

Lawrence Systems 18 hours ago

https://lawrence.video/unifi UniFi Affiliate Link 🛒 https://lawrence.video/unifi-affiliate Connect With Us --------------------------------------------------- + Hire Us for a project: https://lawrencesystems.com/hire-us/ + Toms' Twitter 🐦 https://twitter.com/TomLawrenceTech + Our Website https://www.lawrencesystems.com/ + Our Forums https://forums.lawrencesystems.com/ + Instagram https://www.instagram.com/lawrencesystems/ + Facebook https://www.facebook.com/Lawrencesystems/ + GitHub https://github.com/lawrencesystems/ Lawrence Systems Shirts and Swag --------------------------------------------------- ►👕 https://lawrence.video/swag/ AFFILIATES & REFERRAL LINKS --------------------------------------------------- Amazon Affiliate Store 🛒 https://www.amazon.com/shop/lawrencesystemspcpickup UniFi Affiliate Link 🛒 https://lawrence.video/unifi-affiliate All Of Our Affiliates help us out and can get you discounts! 🛒 https://lawrencesystems.com/partners-we-love/ Gear we use on Kit 🛒 https://kit.co/lawrencesystems Use OfferCode LTSERVICES to get 10% off your order at 🛒 https://www.techsupplydirect.com?aff=2 Digital Ocean Offer Code 🛒 https://m.do.co/c/85de8d181725 HostiFi UniFi Cloud Hosting Service 🛒 https://hostifi.net/?via=lawrencesystems Protect your privacy with a VPN from Private Internet Access 🛒 https://www.privateinternetaccess.com/pages/buy-vpn/LRNSYS Patreon 💰 https://www.patreon.com/lawrencesystems

https://lawrence.video/unifi

UniFi Affiliate Link
🛒 https://lawrence.video/unifi-affiliate


Connect With Us
---------------------------------------------------
+ Hire Us for a project: https://lawrencesystems.com/hire-us/
+ Toms' Twitter 🐦 https://twitter.com/TomLawrenceTech
+ Our Website https://www.lawrencesystems.com/
+ Our Forums https://forums.lawrencesystems.com/
+ Instagram https://www.instagram.com/lawrencesystems/
+ Facebook https://www.facebook.com/Lawrencesystems/
+ GitHub https://github.com/lawrencesystems/


Lawrence Systems Shirts and Swag
---------------------------------------------------
►👕 https://lawrence.video/swag/


AFFILIATES & REFERRAL LINKS
---------------------------------------------------
Amazon Affiliate Store
🛒 https://www.amazon.com/shop/lawrencesystemspcpickup

UniFi Affiliate Link
🛒 https://lawrence.video/unifi-affiliate

All Of Our Affiliates help us out and can get you discounts!
🛒 https://lawrencesystems.com/partners-we-love/

Gear we use on Kit
🛒 https://kit.co/lawrencesystems

Use OfferCode LTSERVICES to get 10% off your order at
🛒 https://www.techsupplydirect.com?aff=2

Digital Ocean Offer Code
🛒 https://m.do.co/c/85de8d181725

HostiFi UniFi Cloud Hosting Service
🛒 https://hostifi.net/?via=lawrencesystems

Protect your privacy with a VPN from Private Internet Access
🛒 https://www.privateinternetaccess.com/pages/buy-vpn/LRNSYS

Patreon
💰 https://www.patreon.com/lawrencesystems

YouTube Video UCHkYOD-3fZbuGhwsADBd9ZQ_5Vo2qIHmuPM

Customizing The UniFi G6 Pro Entry Doorbell Screen and Ringtone

Lawrence Systems May 26, 2026 5:22 pm

https://lawrence.video/unifi UniFi docs https://help.ui.com/hc/en-us/articles/19581768432535-Shadow-Mode-High-Availability-on-UniFi-Cloud-Gateways Connect With Us --------------------------------------------------- + Hire Us for a project: https://lawrencesystems.com/hire-us/ + Toms' Twitter 🐦 https://twitter.com/TomLawrenceTech + Our Website https://www.lawrencesystems.com/ + Our Forums https://forums.lawrencesystems.com/ + Instagram https://www.instagram.com/lawrencesystems/ + Facebook https://www.facebook.com/Lawrencesystems/ + GitHub https://github.com/lawrencesystems/ Lawrence Systems Shirts and Swag --------------------------------------------------- ►👕 https://lawrence.video/swag/ AFFILIATES & REFERRAL LINKS --------------------------------------------------- Amazon Affiliate Store 🛒 https://www.amazon.com/shop/lawrencesystemspcpickup UniFi Affiliate Link 🛒 https://lawrence.video/unifi-affiliate All Of Our Affiliates help us out and can get you discounts! 🛒 https://lawrencesystems.com/partners-we-love/ Gear we use on Kit 🛒 https://kit.co/lawrencesystems Use OfferCode LTSERVICES to get 10% off your order at 🛒 https://www.techsupplydirect.com?aff=2 Digital Ocean Offer Code 🛒 https://m.do.co/c/85de8d181725 HostiFi UniFi Cloud Hosting Service 🛒 https://hostifi.net/?via=lawrencesystems Protect your privacy with a VPN from Private Internet Access 🛒 https://www.privateinternetaccess.com/pages/buy-vpn/LRNSYS Patreon 💰 https://www.patreon.com/lawrencesystems Chapters 00:00 - Intro 00:34 - Requirements (Which Gateways Support Shadow Mode) 01:18 - Setting It Up in the UI 01:45 - Sync Status and Day-to-Day Management 02:01 - Firmware Updates with Zero Downtime 03:51 - Network Topology Options (MC LAG, WAN Switches, 5G) 04:28 - The Simple Single-WAN Setup 05:24 - How Failover Actually Works (MAC + ARP + State Table) 06:21 - The DAC Cable Quirk You'll See 07:14 - What If the Primary Dies for Good? (Promoting the Shadow) 08:17 - Dual WAN with Two ISPs 08:49 - 5G Backup as Failover (GRE Tunnel) 09:39 - The UniFi Protect Caveat 10:10 - Outro

https://lawrence.video/unifi

UniFi docs
https://help.ui.com/hc/en-us/articles/19581768432535-Shadow-Mode-High-Availability-on-UniFi-Cloud-Gateways

Connect With Us
---------------------------------------------------
+ Hire Us for a project: https://lawrencesystems.com/hire-us/
+ Toms' Twitter 🐦 https://twitter.com/TomLawrenceTech
+ Our Website https://www.lawrencesystems.com/
+ Our Forums https://forums.lawrencesystems.com/
+ Instagram https://www.instagram.com/lawrencesystems/
+ Facebook https://www.facebook.com/Lawrencesystems/
+ GitHub https://github.com/lawrencesystems/


Lawrence Systems Shirts and Swag
---------------------------------------------------
►👕 https://lawrence.video/swag/


AFFILIATES & REFERRAL LINKS
---------------------------------------------------
Amazon Affiliate Store
🛒 https://www.amazon.com/shop/lawrencesystemspcpickup

UniFi Affiliate Link
🛒 https://lawrence.video/unifi-affiliate

All Of Our Affiliates help us out and can get you discounts!
🛒 https://lawrencesystems.com/partners-we-love/

Gear we use on Kit
🛒 https://kit.co/lawrencesystems

Use OfferCode LTSERVICES to get 10% off your order at
🛒 https://www.techsupplydirect.com?aff=2

Digital Ocean Offer Code
🛒 https://m.do.co/c/85de8d181725

HostiFi UniFi Cloud Hosting Service
🛒 https://hostifi.net/?via=lawrencesystems

Protect your privacy with a VPN from Private Internet Access
🛒 https://www.privateinternetaccess.com/pages/buy-vpn/LRNSYS

Patreon
💰 https://www.patreon.com/lawrencesystems

Chapters
00:00 - Intro
00:34 - Requirements (Which Gateways Support Shadow Mode)
01:18 - Setting It Up in the UI
01:45 - Sync Status and Day-to-Day Management
02:01 - Firmware Updates with Zero Downtime
03:51 - Network Topology Options (MC LAG, WAN Switches, 5G)
04:28 - The Simple Single-WAN Setup
05:24 - How Failover Actually Works (MAC + ARP + State Table)
06:21 - The DAC Cable Quirk You'll See
07:14 - What If the Primary Dies for Good? (Promoting the Shadow)
08:17 - Dual WAN with Two ISPs
08:49 - 5G Backup as Failover (GRE Tunnel)
09:39 - The UniFi Protect Caveat
10:10 - Outro

YouTube Video UCHkYOD-3fZbuGhwsADBd9ZQ_ltv7OiV0CjU

The Easiest HA Firewall Setup I've Ever Done: UniFi Shadow Mode in 2026

Lawrence Systems May 24, 2026 5:23 pm

This error message is only visible to WordPress admins

Important: No API Key Entered.

Many features are not available without adding an API Key. Please go to the YouTube Feeds settings page to add an API key after following these instructions.

Subscribe to Lawrence Systems

for new videos every week.

Doing what we do, exposes us to a lot of computers, software, services, gadgets, and of course hot sauces. There are some we love, some that are meh, and some that make us scream bad words and break things. In the interest of staying on a positive message here, we will only tell you about some of the things we love (if you want to know about the screamy things hit us up on Twitter or Facebook).

Things we Love

Like Merch? Us too.

Check out our online store for tees, mugs, stickers and more.

I Yearn for the Merch