On Mon, Apr 16, 2018 at 10:14:46PM +0200, sth...@nethelp.no wrote:
> > See juniper interface MTU is set to max 16000 bytes. but when I ping I can
> > only get 9584 bytes through to the other side of the link.  This mx960 is
> > linked to another mx960, but Ciena 6500 dwdm is in between the mx960's.
> > 
> > Is there any reason why I should be concerned that currently Ciena tells us
> > that they only support 9600 byte MTU and that I have 16000 set on my MX960's
> > ?
> If you *want* to create problems for yourself that are hard to debug -
> by all means continue.

What could possibly go wrong by having a link that cannot be pinged by
a MTU that is larger than what the intermediate device claim as "this
is the maximum we support"?

"If was one thing all people took for granted, was conviction that if you 
 feed honest figures into a computer, honest figures come out. Never doubted 
 it myself till I met a computer with a sense of humor."
                             Robert A. Heinlein, The Moon is a Harsh Mistress

Gert Doering - Munich, Germany                             g...@greenie.muc.de

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