Re: Signaling Message Fragmentation

Hi Fred,



On 9/23/14 5:00 PM, "Templin, Fred L" <[email protected]> wrote:

>Hi Sri,
>
>> >
>> >I'm not much of a fan of advertised MTU values in RAs and such. It
>> >may be OK if your tunnel is point-to-point, but I want good MTU
>> >solution for NBMA tunnels where the MTU between neighbors A and B
>> >may be vastly different than the MTU between neighbors A and C.
>> 
>> 
>> Its a P2P tunnel and so the NBMA considerations may not be needed.
>
>What might be needed however is a solution that recurses for
>deeply-nested tunnels-within-tunnels (remember "nested NEMO"?).
>AERO tunnels can recurse indefinitely, with a minimum of 1500
>seen at each level.

Ok. 

I remember the nested NEMO discussions, but at least for mobile network
use-cases I have not seen any real deployment use-cases for that
requirement. But, it will be good to have some discussions on that topic.



>
>> >I also want there to be a guaranteed minimum and an unlimited maximum.
>> >With AERO, all paths are guaranteed to support a minimum MTU of 1500.
>> >But, larger packets can also go through (unfragmented) if the path
>> >MTU is sufficient.
>> 
>> 
>> Ok.
>
>Good. We will need this if we want to push the Internet MTU up
>to something more robust like 9KB or more.

OK.

Regards
Sri