alpha.sh

对IEEE 802.11e里的分布式信道接入算法EDCA进行改进

#!/bin/csh -f

set max_alpha = 100

set increment = 1

set alpha = 0

set latfile = alpha.lat

set gfile = alpha.goodput

rm -f $latfile
touch $latfile

rm -f $gfile
touch $gfile

echo "#period  	min 	max	  mean 	std_dev "  >> $latfile

while ( $alpha  <= $max_alpha ) 

   ns lamia_test1.tcl scen_loulou.tcl 5 1500 $alpha 
   
	 set goodput = `wlan-goodput-control-period scen_loulou.tcl 0.5`
	 
	 echo "$alpha  $goodput "  >> $gfile
	 
	 set lat_results = `wlan-lat-control-period  scen_loulou.tcl 0 AGT `
	 
	 echo "$alpha  $lat_results "  >> $latfile
		 
	 @ alpha = $alpha  +  $increment
	 
end