At Tue, 21 Oct 2008 16:08:09 +0200, Julien Abeillé wrote: > > uIPv6 holds on 11K of flash, and a minimum of 1.8K of RAM (3K with IP > fragmentation support) > > - The most costly feature is "per neighbor packet buffering", mandated > by RFC4861. On constrained platforms, there is no dynamic memory > allocation, hence if the neighbor cache can hold four entries (a > minimum in a sensor network), we must define four 1280 bytes buffer, > which is huge in comparison to the initial 1.8K. > > My question is: do you think it makes sense to change the MUST into a > SHOULD?
I would support SHOULD. Packet buffers are a precious resource when you get far enough into the embedded world. Protocol specifications have to allow for the possiblity that both packet buffers might already be in use. :) -------------------------------------------------------------------- IETF IPv6 working group mailing list [email protected] Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------
