Re: How to classify a port range?

[Andy Furniss <adf.lists@gmail.com>]

Yassen Damyanov wrote:
> Hello LARTC guys,
>
> I am working on an OSS Python wrapper library intended to help with
> expressing a traffic control structure as a tree of Python objects. This
> structure should later be able to represent itself as a series of tc
> commands. (Your suggestions for getting this thing useful would be
> invaluable.)
>
> I have questions, inevitably. Currently heaviest part seems to be the
> issue of classifying a set of tcp or udp ports to get shaped under a
> common rate limit. (I need to later simulate packet loss for flows on
> these ports, but first things first.)
>
> Can you help me get on the right direction here? Using u32 seems
> daunting for this particular case. Is there another way to do the match?
>
> I've read the relevant parts of the LARTC HowTo and couple more
> documents but still cannot get it right.
>
> Any help would be much appreciated!
> Thanks in advance,
> Yassen D.
>

I've never used ematch so don't know if this is correct or not, but -

http://serverfault.com/questions/231880/how-to-match-port-range-using-u32-filter