NS-2 Awk Scripts

HI all,

           Awk Programming is very easy to learn and simple to apply. Awk in NS-2  takes the trace file for analysis.

• Handles complex task such as Calculation, database Handling, Report Creation
• Each Filed is separated using Space(or Tab)
• Record is separated using New-line character.
• $1,$2,$3,$4 are used to access column.
• $awk '{print $1 $2 "---> Rs." $3 * $4}' invent.tr  , here "invent.tr" be simple trace file act as input to awk to analyse . Quotes are used for printing purpose.
• To print Entire record "$0"  -> $awk '{print $0}' invent.tr
• Invent.tr consist of     values separated by space     like 10 20 30 40  . 
• Here $1 =10 , $2 =20 .........

AWK in NS-2

   

          Awk programming can be used to analyse the metrics of any network connection

•    Throughput
•     PDF (Packet Delivery ratio)
•     Jitter
•    end-to-end Delay
•     NRL (Network routing Load)

The general form of an AWK program is shown below:

BEGIN {<initialization>}

<pattern1> {<actions>}

<pattern2> {<actions>}

.

.

.

END {<final actions>}

 Execution Command  in NS-2 

•  >> awk -f  filename.awk tracefilename.tr

 Awk Script Downloads for NS-2 

•  Throughput       Click Here

•  Jitter:                  Click Here

• Packet Delivery Ratio:          Click Here

• Normalized Routing Load and More AWK files   can be found Here :     Click Here

• Energy Calculation:          Click Here