On 4/May/16 19:51, Bajpai, Vaibhav wrote:
> Hello, > > What does v6-only mean? > > a) A client only has v6 address and can only route to v6 destinations > > b) A client only has v6 address but can route to dual-stack > destinations using a network translator (such as NAT64) > > IIRC, IETF SSIDs are named: 'v6 only + nat64’. > > Personally when someone says v6-only I presume a), but lately I have > seen people say v6-only although they mean b). > > PS: Sorry for a silly question It's not a silly question. In 2050 (hopefully sooner), IPv6-only will be a). In 2016, and for the foreseeable future, IPv6-only means (or will mean) b). IPv6-only customers will still need connectivity to IPv4-only Internet resources for as long as those IPv4-only resources remain in substantial order. An ISP ceases to be one if they cannot provide this connectivity. Mark.
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