Re: end2end? (was: RE: Where NAT disenfranchises the end-user ...

[miquels () cistron-office nl (Miquel van Smoorenburg)]

In article <F5F3FBBFC94DD4118E4500D0B74A095F013E70E1@EMAIL2>,
Hire, Ejay <Ejay.Hire () Broadslate net> wrote:
> Using RFC 1918 space inside a network on transit segments that will be
> passing data but not generating it makes sense.

Only if the MTUs on all interfaces of the routers are the same.
Otherwise you might generate a ICMP size exceeded message that
will never reach the sender, breaking Path MTU Discovery.

Mike.
-- 
"I think...I think it's in my basement. Let me go upstairs and check."
        -- M.C. Escher (1898-1972)