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Re: [v6ops] draft-ietf-v6ops-64share

Vízdal Aleš <ales.vizdal@t-mobile.cz> Tue, 22 January 2013 21:46 UTC

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From: Vízdal Aleš <ales.vizdal@t-mobile.cz>
To: Mark Smith <markzzzsmith@yahoo.com.au>, Cameron Byrne <cb.list6@gmail.com>
Date: Tue, 22 Jan 2013 22:42:05 +0100
Thread-Topic: [v6ops] draft-ietf-v6ops-64share
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Cc: "v6ops@ietf.org" <v6ops@ietf.org>
Subject: Re: [v6ops] draft-ietf-v6ops-64share
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> -----Original Message-----
> From: v6ops-bounces@ietf.org [mailto:v6ops-bounces@ietf.org] On Behalf Of Mark
> Smith
> Sent: Tuesday, January 22, 2013 8:38 PM
> To: Cameron Byrne
> Cc: v6ops@ietf.org
> Subject: Re: [v6ops] draft-ietf-v6ops-64share
 
> Translational bridging goes back to the token ring and ethernet days. At layer 2 they
> were similar enough (because they were both IEEE standards), to be able to translate
> reasonably effectively between them, such that they combined token ring/ethernet
> LAN was presented as a single link at layer 3. I was wondering about reusing that
> model because it could have been a way to avoid duplicating the 3GPP address on the
> LAN interface. Whether it is possible to do between 3GPP and Ethernet would depend
> on how similar they are at layer 2, although one thing that would probably help is that
> the 3GPP link (if I understand correctly), is a point to point link, so the translational
> bridging would really only be to present the single remote 3GPP device as an ethernet
> device on the LAN interface.

To my understanding there is no link-layer addressing at the 3GPP interface, so it wouldn't
be easy to do l2 bridging.

> Regards,
> Mark.

Cheers,
Ales

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