I feared this but hoped to get an answer from voxel since he has more insights on why the RBR needs to do so and if it's maybe possible to teach the RBR to only use one this - technically I don't see a reason for the current behavior.
I think we still misunderstand us.
All is working as expected - I only wanted to get rid of the second lan cable since as soon as I don't connect the white ethernet port from the RBR to my switch but do the connection in the form
DSL modem -> switch <-> RBR (yellow) and switch -> RBS the RBS...
Looks like we misunderstand us somehow. Here my config:
My DSL modem is in my utility room, there is also a switch. My RBR is in the living room, my RBS in the second floor. All wired network stuff is going through the switch in my utility room since there all cables are going to the different...
I don't want to use two ports - that why I'm asking. But it's needed - as you say I need to connect the yellow one to not get the pink ring and I need to use a white one to properly connect the satellite... :(
My main switch is nearby my DSL modem, my RBR is in the living room. Therefore I need...
I've a question to the ethernet backhaul - is there a reason why it only works when the first (white) network port is used at the RBR to connect to the satellites? My RBR is connected to a switch which on the one side is connected to the internet router and on the other to my internal network...