Re: issue 34 proposal

 

> I think most of the speedup is in the detection part.
> 
Eventually, you want to recover faster too, right ? If it is going to take a roundtrip
extra compared to IKEv2 NAT-T before you can use the address, how slower
it is compared with the explicit update ?

-mohan

> --Jari
> 
> Mohan Parthasarathy wrote:
> 
> >I am assuming NAT change at ESP layer follows IKEv2 NAT-T i.e no return routability
> >check. Otherwise, the speedup obtained by the traditional IKEv2 NAT-T is lost and
> >there is no point in having this mechanism at all.
> >
> >-mohan
> >
> >----- Original Message ----- 
> >From: <[email protected]>
> >To: <[email protected]>; "Tero Kivinen" <[email protected]>; "Jari Arkko" <[email protected]>
> >Cc: <[email protected]>
> >Sent: Thursday, September 15, 2005 4:54 AM
> >Subject: RE: [Mobike] issue 34 proposal
> >
> >
> >Just to clarify...
> >
> >If one does detect NAT change at ESP layer, what does one do?
> >
> >Do we do a return routability check on the new address before updating
> >it's SADB?  It would seem logical, but just want to make sure we're on
> >the same page.
> >
> >Stephane. 
> >
> >  
> >
> >>-----Original Message-----
> >>From: [email protected] 
> >>[mailto:[email protected]] On Behalf Of 
> >>[email protected]
> >>Sent: Thursday, September 15, 2005 7:23 AM
> >>To: [email protected]
> >>Subject: RE: [Mobike] issue 34 proposal
> >>
> >>Jari Arkko wrote:
> >>    
> >>
> >>>Tero Kivinen wrote:
> >>>
> >>>      
> >>>
> >>>>So perhaps we should say you MUST NOT do automatic update 
> >>>>        
> >>>>
> >>with IKEv2 
> >>    
> >>
> >>>>packets (breaks the probing), but you MAY do it for ESP packets?
> >>>> 
> >>>>
> >>>>        
> >>>>
> >>>This would work for me (and the complexity cost would be 
> >>>      
> >>>
> >>only on those 
> >>    
> >>
> >>>implementations that actually do the MAY).
> >>>      
> >>>
> >>Sounds reasonable to me as well.
> >>
> >>Best regards,
> >>Pasi
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> >>
> >>    
> >>
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> >
> >  
> >
> 
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