Hi Cameron, Very interesting (& clever indeed). How does this clever code ensure that all but a few (pesky apps) continue to use IPv6 interface instead of the NAT46 interface? Cheers, Rajiv > -----Original Message----- > From: behave-bounces@xxxxxxxx [mailto:behave-bounces@xxxxxxxx] On Behalf Of > Cameron Byrne > Sent: Wednesday, September 28, 2011 2:12 PM > To: Mark Townsley > Cc: Hui Deng; Softwires-wg list; Behave WG; IETF Discussion; Dan Wing (dwing) > Subject: Re: [BEHAVE] [Softwires] Last Call: <draft-ietf-behave-v4v6-bih- > 06.txt> (Dual Stack Hosts Using "Bump-in-the-Host" (BIH)) to Proposed Standard > > On Wed, Sep 28, 2011 at 9:26 AM, Mark Townsley <mark@xxxxxxxxxxxx> wrote: > > > > > >>> +1 ... since the alternative is that apps that require ipv4 sockets and > >>> pass ipv4 literals are stranded on ipv6 only networks. > >>> > >>> Running code on the n900 shows that nat464 provides real user and > >>> network benefit > > > > Frankly, I preferred it when you were running IPv6-only without BIH on your > trial, providing pressure to get rid of all those stranded literals and > pushing apps to open ipv6 sockets :-/ > > > > - Mark > > We're still doing that, and IPv6-only is still my philosophical > preference and that is how we are launching the IPv6 + NAT64/DNS64 > service into the production mobile network (real soon now). No change > in that path. > > But some "power users" wanted their IPv4-only applications like Skype > to work so they coded a NAT46 work-around for the N900. It is clever, > it works. > > Their process of feeling the pain of a very few pesky IPv4-only apps > and working around it is all documented here: > http://talk.maemo.org/showthread.php?t=60320 > > Running NAT46 code here: http://code.google.com/p/n900ipv6/wiki/Nat64D > > In the end (as well as IPv6-only near term in mobile), IP version > agnostic apps will prove to be more reliable and therefore will get > more market share. > > Cameron > _______________________________________________ > Behave mailing list > Behave@xxxxxxxx > https://www.ietf.org/mailman/listinfo/behave _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf