Apologies - I think I misunderstood your response Marvin. I assume u mean that the TL-MR6400 does NOT support Access Mode, in which case I will need to buy another Router which does support Access...

@Marvin_S Thanks Marvin - yes I understand that 'Bypass Mode' should allow avoiding Double Nat which has been causing problems with my main Router. I was hoping that some one could tell me how to do...

I have installed a TL-MR6400 Router in an office detached from our house. It is connected by ethernet cable to our main wifi router in the house, but am advised that this may cause communication...