Hi @PhilipDAth , @GIdenJoe , @cmr  First at all, thanks a lot for your comments and recommendations, after to many different configs and trying everything, I decided to do a very new config in to different ports and now all is working good in both sides, I only changed from the Avaya side like this:   lacp key port 2/23,4/23 10 lacp mode port 2/23, 4/23 passive lacp aggregation port 2/23, 4/23 enable   Thanks   Dinner ... View more