Mark Andrews writes: > > In message <F04ED1585899D842B482E7ADCA581B8459489B47@xxxxxxxxxxxxxxxxxxxxxxxx > al > > >, Michel Py writes: > > > Christian Huitema wrote : > > > The blog explains that Microsoft IT wants to move their network to IPv6 > > > only. > > > > And I'm sure there is another quite helpful blog that explains why > > Microsoft IT wants to move to a Windows 10 only environment too. > > > > Michel. > > But Microsoft aren't the only ones that are looking to deploy > IPv6-only due to not having enough IPv4 addresses internally. There > is also Google, Facebook ... > > The IETF has produced multiple solutions that provide IPv4 as a > service with IPv6-only to the node. All of them require IPv6 nodes > and/or applications to be updated to be generally useful. > > NAT64/DNS64 requires applications which deal with IPv4 literals to > be updated. > > Dual-Stack-Lite node mode requires a tunnel interface be configured > the destination address of which is advertised in a DHCPv6 option. > For those that don't like DHCPv6 we could add a RA option. 464XLAT with a in node CLAT. You still have to deal with the DNS munging and everything that is known to be broken with NAT64/DNS64. > One just breaks more things. I'll let you guess which. > > Mark > > -- > Mark Andrews, ISC > 1 Seymour St., Dundas Valley, NSW 2117, Australia > PHONE: +61 2 9871 4742 INTERNET: marka@xxxxxxx -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: marka@xxxxxxx