Re: addition of TLV to locator ID or locator ID set

[Brian E Carpenter <brc@zurich.ibm.com>]

Paul Jakma wrote:
> On Thu, 22 Sep 2005, Jason Schiller (schiller@uu.net) wrote:
>
> > We can certainly move the shim function from the host to some network 
> > level device; router, traffic engineering server, etc...
> >
> > The problem is that the current traffic engineering in IPv4 is done at 
> > the network level based on lots of routing state.  Shim6 is between 
> > two end hosts with no routing state.  Shim6 is not site multihoming, 
> > it is host multihoming.
>
>
> I, for one, would be very disappointed if shim6 is formulated in such a 
> way as to preclude 'shimming' by intermediaries on behalf of one or more 
> networks.

Shim6 is not 8+8; the address changes take place in the end system.
What can be done at site boundaries is policy distribution that
affects how the end systems execute the address changes. That's
why I just suggested that Jason's TLV exchange should be out of
band.

    Brian