On 2013-01-15 09:04, Tore Anderson wrote: [..] > TCP MSS clamping, on the other hand, could be done by the 6RD BR, and > yield beneficial results for all the subscribers (regardless of their > HGWs implementing the RA LAN MTU trick or not). Exactly! Oh and as I mentioned before, welcome back to the days of IPv4 where this is a proven method! :) Greets, Jeroen