Re: [ns] New-Reno and TCPSink???

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

On Sun, 4 Feb 2001, Debojyoti Dutta wrote:

> Use the std TCP-Sink.

Well, no. In reality, delayed acks are common, so you'd use DelAck for
NewReno and Sack1/DelAck with Sack, and contrast with none-delayed
acks. Depends on what you're trying to show.

Read:
Mark Allman, Aaron Falk. On the Effective Evaluation of TCP. ACM
Computer Communication Review, 29(5), October 1999. 
http://roland.grc.nasa.gov/~mallman/papers/
http://www.acm.org/sigs/sigcomm/ccr/archive/ccr-toc/ccr-toc-99.html

The standard TCP-Sink isn't much use for SACK...

L.


> Debo
> 
> On Sun, 4 Feb 2001, Dong Sun wrote:
> 
> > If I am using Newreno in NS-2, which sink I'm supposed to use, standard
> > TCPSink or others(DelAck, Sack1 or Sack1/DelAck)? In which condition the
> > DelAck,Sack1/DelAck will be used?

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