= Сообщение: 6699 из 7402 ============================================= IPV6 = От : Victor Sudakov 2:5005/49 29 Jun 21 21:46:30 Кому : Dmitry Protasoff 29 Jun 21 21:46:30 Тема : Two ISPs and backup for a home network (dual-homing) FGHI : area://IPV6?msgid=2:5005/49+60db32d7 На : area://IPV6?msgid=2:5001/100.1+60da3a63 = Кодировка сообщения определена как: CP866 ================================== Ответ: area://IPV6?msgid=2:5001/100.1+60db8cbd ============================================================================== Dear Dmitry,
29 Jun 21 00:08, you wrote to me:
VS>> What if I had two IPv6-capable ISPs for my home, and a /64 or a VS>> /56 from each of them? Is it possible to setup a backup link this VS>> way?
DP> Sure.
I'm not so sure already.
VS>> I know that my home router can advertise multiple global IPv6 VS>> prefixes into the LAN, but how will LAN hosts failover to the VS>> backup gateway if the primary ISP fails? They will have IPv6 VS>> addresses from both blocks, which should they choose for their VS>> outgoing src address?
DP> NPTv6 is the answer (RFC 6296).
It's not a good answer. One of the key priorities of IPv6 as touted by its proponents is the end-to-end connectivity, freedom from NAT.
