So that's why a 2 systems were getting crappy speeds. Yes, 2. It had been used only to split a single drop from another switch between two systems.
New drop, happy clients.
Some stuff here is museum material.
I was troubleshooting why an upgrade from 10Mb Cards to 100Mb cards wasn’t working for a group of users. Tracing the lines and come to find out the existing lines were Cat-3…. that suddenly got splice in to a 50-pair telco bundle at a 66 block. Worked perfectly fine for 10Mb, not so much for anything faster.