Comcast IPv6 Trials

Kevin Oberman oberman at
Thu Jan 28 05:55:51 UTC 2010

> Date: Wed, 27 Jan 2010 20:59:16 -0800
> From: "George Bonser" <gbonser at>
> > -----Original Message-----
> > From: William McCall 
> > Sent: Wednesday, January 27, 2010 7:51 PM
> > Subject: Re: Comcast IPv6 Trials
> > 
> > Saw this today too. This is a good step forward for adoption. Without
> > going too far, what was the driving factor/selling point to moving
> > towards this trial?
> SWAG: Comcast is a mobile operator.  At some point NAT becomes very
> expensive for mobile devices and it makes sense to use IPv6 where you
> don't need to do NAT.  Once you deploy v6 on your mobile net, it is to
> your advantage to have the stuff your mobile devices connect to also be
> v6.  Do do THAT your network needs to transport v6 and once your net is
> ipv6 enabled, there is no reason not to leverage that capability to the
> rest of your network. /SWAG
> My gut instinct says that mobile operators will be a major player in v6
> adoption.

SWAG is wrong. Comcast is a major cable TV, telephone (VoIP), and
Internet provider, but they don't do mobile (so far).
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: oberman at			Phone: +1 510 486-8634
Key fingerprint:059B 2DDF 031C 9BA3 14A4  EADA 927D EBB3 987B 3751

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