Re: [RAM] Tunneling overheads and fragmentation

[Wassim Haddad <whaddad at tcs.hut.fi>]

Hi Robin,

On Fri, 20 Jul 2007, Robin Whittle wrote:

> In Mobile IP, how do mobile nodes handle the extra length of the
> packets they tunnel to their home agent?  Does the additional
> mobile IP software in the host operating system somehow change the
> MTU and MSS of the layer above it which is preparing packets, not
> knowing they are to be further encapsulated?

=> There is an ongoing work specific (as for now) to Mobile IP, which
removes the tunnel from the bidirectional mode and the overhead from
the route optimization. Please check: 
draft-haddad-mip6-tunneling-optimization-01


Regards,

Wassim H.

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