On Saturday October 16 2021 18:06, you wrote to me:
MV>> I think #3 comes closest.
VS> Thanks for replying.
You'r welcome.
MV>> I am not sure about the /64 for the link. The only visible part MV>> of the link is the IPv6 WAN address of the router. It is outside MV>> the /56 assigned to the user, the link may just use a /128.
VS> Do you see the WAN address of the router in the `traceroute -6` VS> output?
No.
MV>> The modem/router supplied by the ISP assigns one /64 for the LAN MV>> and another /64 for the guest network. More /64 out of the /56 MV>> can be obtained by connecting extra routers.
VS> Very little flexibility IMHO. Can you at least assign a static IPv6 VS> address within the LAN /64?
Sure. How do you think I got my f1do address?
MV>> For IPv6 one must use the modem/router from the provider. When MV>> the modem/router from the provider is set in bridge mode, the MV>> connection becomes IPv4 only.
VS> This looks very similar to what I've heard from a Rostelecom VS> representative. This probably means that the IPv6 is not really VS> "native" and there is some kind of tunnel terminated at the VS> provider-owned CPE.
The odd thing is that on a premium bussines account there is no such restriction. With such an account one has dual stack with the modem in bridge. So I don't think your theory is correct.
