Will this combination work? Or is there another SFP+ device that will run 1G ethernet into the CCR2004 SFP28 slot.
We need 2 1G ethernets for our application.
-Doug-
hamwan.org
Would recommend bookmarking the following link 
https://wiki.mikrotik.com/wiki/MikroTik_wired_interface_compatibility
Unfortunately it looks like 1gb interfaces will not work on the PCIe 2004 