RE: [ns] Changing the header size for one-way TCP

[Lloyd Wood <l.wood@eim.surrey.ac.uk>]

On Thu, 29 Nov 2001, Neundorf Alexander wrote:

> 	The problem is that there is no layer architecture in ns,

and so this reflects TCP/IP nicely, don't you think?

> and that the development is kind of closed.

a little; once you're outside California it's all a lot more effort,
so you really need to partner up with someone inside the LA loop.

The focus was around VINT, rather than around the ns simulator per se;
no idea what the focus (which would be driven by research funding) is
around now...

> After hacking ns for 4 months now, I think writing the basic
> simulator is a matter of, let's say some weeks at most.

I look forward to using your basic simulator in February.

tschuess,

L.

oh, and you should be saying 'LIBERATE Dmitri Sklyarov'. Has stallman
spent the last few decades of his life pointing this out in vain?

> 	The heavy part are the more advanced algorithms, e.g tcp,
> routing, advanced queueing and so on. But they could be ported.
> 	Now that there is the GNU Scientific Library (see www.lwn.net)
> together with the STL you wouldn't really have to care about an
> efficient scheduler, good random numbers and so on.

> 	Adding a ch->size_+=IP_HDR_SIZE+TCP_HDR_SIZE; in an
> appropriate place is not so hard IMHO.

<L.Wood@surrey.ac.uk>PGP<http://www.ee.surrey.ac.uk/Personal/L.Wood/>