Flow control causing SFP+ module to stop working on link down

I recently purchased a MikroTik CRS309-1G-8S-IN router/switch and some generic SFP+ modules from FS.com (mix of 10GbE RJ45 and 850nm MMF modules) to upgrade my home network to 10 gigabit ethernet. One thing I noticed using SwOS version 2.13 on the switch is that after link down event (such as when a computer is turned off) the corresponding SFP+ module would stop responding. To make it start working again I would have to reboot the switch or reinsert the SFP+ module. Same thing happened with some Intel FTLX8571D3BCL-IT modules I had on hand. ...

October 22, 2021