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Re: [ns] - Range of wireless nodes



On Mon, 9 Apr 2001, Felix Ko wrote:

> The transmission range is quite exactly 250 m.
> You can verify that by setting up a simple 2-node
> scenario: increase the distance between the two
> nodes and send one packet. When the distance
> exceeds 250m, the packet is dropped.

or just read the code. the 250m assumption crops up in a couple of
places:

wireless-phy.cc:	//      Pt_ = 0.2818; // For 250m transmission range.

cmu-trace.cc://	if ((type_ == SEND)  && (distance > 250 )) return ;

(note how it's commented out).

L.


> "Vinay S. Belgaumkar" wrote:
> 
> > Hi,
> >    I have recently started using ns and was trying out the
> > wireless-mitf.tcl in the examples given. I wanted to know how we can find
> > out the range of the nodes i.e at what distance will the nodes stop
> > talking to one another ?

<[email protected]>PGP<http://www.ee.surrey.ac.uk/Personal/L.Wood/>