Email Stuck in Exchange On-premises Transport Queues - Microsoft Community Hub

https://techcommunity.microsoft.com/t5/exchange-team-blog/email-stuck-in-transport-queues/ba-p/3049447

https://x.com/home/status/1477564708718850052

https://x.com/home/status/1477573492467974144

https://x.com/home/status/1477577640135598081

https://x.com/home/status/1477585945159290883

https://x.com/home/status/1477598616386785283

https://x.com/home/status/1477622260223688711

https://x.com/home/status/1477652311589670915

https://x.com/home/status/1477719846905389063

https://x.com/home/status/1477749779060899846