Re: [ns] TCP source problem

[Kaleelazhicathu R R Kumar <kaleelaz@comp.nus.edu.sg>]

the packet drops as seen by you might be at the queue. A very large window
could lead to buffer overflows at the intermediate nodes if the buffer
management parameters are not large enough.

Renjish.


It is frequently the tragedy of the great artist, as it is of the great
scientist, that he frightens the ordinary man. 
--Loren Eiseley 
   











On Thu, 19 Apr 2001, VJ VJ wrote:

> Hi,
>    I have a problem with ns-2 TCP source. In ns-2, if the window size of
> the TCP is greater than the BW*Delay product of the link, it leads to
> packet drops in the source. Is this expected behaviour for any source in
> commercial TCP implemetations ? Or the TCP implemetations are expected to
> refrain from sending when they cannot send any more ? Does anybody have
> any information about any commercially available TCP source and how they
> behave in this scenario ? How does unix or windows implementations behave
> ? Is use of large buffers at the source is advisable ? Can someone help
> ??
> Any comments/help will be greatly appreciated.
>  
> Thankyou very much
> Vijay
> 
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