Hello, for me it's the same. I'm trying to connet two 260GS. Link is ok. Connection is up. TX seems to be ok. But there is no RX. I checked it with several "S-3553LC20D" pairs. I try to connect to an CCR1016 (not SFP+). I did not get any data transfered. I tried all the hints from the foru...

I'm facing the very same Problem wir my CCR-1016.
Same fimware, same hadware, same module, ...
Is there any solution?