RE: [Monami6] MCoA vs Flow Bindings: Solvingsame problem?

"Soliman, Hesham" <hsoliman@qualcomm.com> Thu, 29 June 2006 13:09 UTC

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Subject: RE: [Monami6] MCoA vs Flow Bindings: Solvingsame problem?
Date: Thu, 29 Jun 2006 06:08:57 -0700
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Thread-Topic: [Monami6] MCoA vs Flow Bindings: Solvingsame problem?
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From: "Soliman, Hesham" <hsoliman@qualcomm.com>
To: Monami6 WG <monami6@ietf.org>
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 > According to section "6.2.  Receiving Binding Update" of
 > draft-wakikawa-mobileip-multiplecoa-05, it is allowed to have such
 > a BC:
 > HoA1 -> CoA1, BID=1
 > HoA1 -> CoA2, BID=2
 > HoA1 -> CoA2, BID=3

=> I'm not sure how this helps in the flow binding case. I think there is a simple point and people seem to be talking past it: In the flow binding case we are binding *flows* therefore we need to identify *flows* therefore we have a flow id in the flow id option; exactly where it belongs. The MCoA draft binds *addresses* to each other, therefore their bindings identify *addresses* and that's what the BID does. 
In other words we bind flows to a CoA. In doing that, we can't help but bind the CoA to the HoA because that's the nature of the BU. But we don't need a BID on the address level, because we don't care about that. The MCoA draft binds CoAs to HoAs. How are you suggesting we use that? And please be specific: what is the use of the BID in the BU sent in the flow binding draft? 

Hesham

 > 
 > > While in the flow binding draft, we can have the same CoA 
 > to appear  
 > > in several bindings, like this:
 > > HoA1 -> CoA1, FID=1, default
 > > HoA1 -> CoA2, FID=2, port 22
 > > HoA1 -> CoA2, FID=3, port 443
 > > 
 > 
 > [snip]
 > 
 > Regards,
 > Gabor
 > 
 > _______________________________________________
 > Monami6 mailing list
 > Monami6@ietf.org
 > https://www1.ietf.org/mailman/listinfo/monami6
 > 

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