>>> "The inclusion of physical layer characteristics including bandwidth,
>>> loss, and latency in path computation should be considered for
>>> optimising communication in the homenet."

> Should the text then rather say "Path selection in Homenet needs to be
> more sophisticated than measuring pure hop count due to the use of
> heterogeneous link technologies, and therefore the routing protocol should
> be capable of utilising multiple link-dependent metrics, such as
> bandwidth, delay, and link reliability", rather than mentioning
> "optimised"?

I'm happy with either.  The current text leaves it to the protocol people
to decide what "optimising" means, but I also like the way you spell out
the requirement.  If you'll allow me to indulge in some minor nit picking
wrt. your suggested wording:

 - you require "multiple [...] metrics", which is what we do in Babel, but
   we certainly don't wish to prevent somebody from being smart enough to
   design a single metric that works satisfactorily on all link layers;
 - you use "bandwdith" where you mean "throughput" (yeah, I know, I'm
   a pedant);
 - I'm on a personal crusade against the utilisation of the verb "to utilise".

So perhaps something like:

  Due to the use of heterogeneous link technologies, path selection in
  a homenet needs to be more refined than minimising hop count.  The
  homenet routing protocol should be able to select paths according to
  criteria such as latency, throughput, link reliability (e.g. measured
  packet loss) or other performance metrics.

-- Juliusz

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