nanog mailing list archives
Re: Real World NAT64 deployments
From: Mark Andrews <marka () isc org>
Date: Fri, 04 Mar 2011 12:16:59 +1100
In message <AANLkTinvcmuL_M0bEBCuN-_zunAYFCe1PNsNW9FceJ-0 () mail gmail com>, Will iam Herrin writes:
On Thu, Mar 3, 2011 at 5:01 PM, Hammer <bhmccie () gmail com> wrote:A little better. So what's the difference between 6to4 and 6in4?Isn't 6in4 what HE uses? I haven't used 6in4 so I couldn't tell you. 6to4 is a stateless tunnelling protocol. You have a dual-stacked router. It has an IPv4 address, 1.2.3.4. Therefore it supports a 6to4 IPv6 network numbered 2002:0102:0304::/48. Somebody tries to send a packet to 2002:0102:0304::1, it goes to a 6to4 router which encapsulates the IPv6 packet in an IPv4 packet and sends it to 1.2.3.4. 6to4 is handy as a toy or for experimenting, but it relies on a loose network of generous volunteers who, while generous, are neither generous nor numerous enough to support production traffic.
Any ISP that is delivering IPv6 to their clients would be insane to not run a 6to4 relays for return traffic to 2002::/16. Mark -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: marka () isc org
Current thread:
- Real World NAT64 deployments Elliot Finley (Mar 03)
- Re: Real World NAT64 deployments Hammer (Mar 03)
- Re: Real World NAT64 deployments William Herrin (Mar 03)
- Re: Real World NAT64 deployments Hammer (Mar 03)
- Re: Real World NAT64 deployments JORDI PALET MARTINEZ (Mar 03)
- Re: Real World NAT64 deployments Randy Bush (Mar 04)
- Re: Real World NAT64 deployments JORDI PALET MARTINEZ (Mar 04)
- Re: Real World NAT64 deployments William Herrin (Mar 03)
- Re: Real World NAT64 deployments William Herrin (Mar 03)
- Re: Real World NAT64 deployments Mark Andrews (Mar 03)
- RE: Real World NAT64 deployments Frank Bulk (Mar 03)
- Re: Real World NAT64 deployments sthaug (Mar 03)
- Re: Real World NAT64 deployments Hammer (Mar 03)
- Re: Real World NAT64 deployments Owen DeLong (Mar 03)
- Re: Real World NAT64 deployments Owen DeLong (Mar 03)
- Re: Real World NAT64 deployments Elliot Finley (Mar 03)
- Re: Real World NAT64 deployments Tom Hill (Mar 04)
- Re: Real World NAT64 deployments Francois Tigeot (Mar 04)