1408
Lemmings, please give us your info dump.
(mander.xyz)
A place for majestic STEMLORD peacocking, as well as memes about the realities of working in a lab.

Rules
This is a science community. We use the Dawkins definition of meme.
Yeah, that can certainly happen. It really depends on how the router handles contention, it's overall capability and performance, and what loaf balancing algorithms, if any, have been implemented. QoS basically guarantees that some form of traffic management is happening. With it off, it's really just a guessing game whether something will work well or fall over, as you've discovered.
Have a great day.