[ns] ns-default.tcl ???

[pedro chaparro]

Hi everyone,i'm a bit confuse about this file is used for, i wanna know
what's the rol of this file into ns2, when do i need to modify?, i know that
here the Agents valriables are initialized with default values, but besides
of this, have other important rol?
thanks
-- 
Ing Pedro Alonso Chaparro Valero
Ciudad Politecnica de la Innovación
iTEAM - Mobile Communications Group
Polytechnic University of Valencia
C\ Camino de Vera S/N, Edificio 8G
46022 Valencia, Spain