Hi Alexey!

29 Oct 2019 21:48, from Alexey Vissarionov -> Richard Menedetter:

 AV>>> We don't have DS-Lite. Or at least I've never seen it here.
 AV>>> Most connections are IPoe, either IPv4-only or dual-stack.
 RM>> Interesting! Normally you have a nid level of crappyness between
 RM>> only CGNAT and full dualstack with 2 public IP addresses. DS-Lite
 RM>> is a good alternative to offer CGNAT on IPv4 but offer a full
 RM>> IPv6 public subnet(s).
 AV> FS... that's dual stack (why lite?), regardless of whether IPv4 is
 AV> CGNATed.

Because usually DS is NOT regardless weather you have a public v4 or not.
(DS usually means public v4/public v6; DS-Lite if you only have a public v6 
address)

DS-Lite is specified here:
https://tools.ietf.org/html/rfc6333
Dual-Stack Lite Broadband Deployments Following IPv4 Exhaustion

CU, Ricsi

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