Awk Script For Ns2 Trace File
AWK Scripts are very good in processing the data from the log (trace files) which we get from NS2. If you want to process the trace file manually, here is the detail Here is a sample of trace file from NS2 (However ns2 supports a new type of trace file also), but this post will make you understand the old trace format only. R 0.030085562 _0_ MAC --- 0 message 32 [0 ffffffff 1 800] ------- [1:255 -1:255 32 0] r 0.030110562 _0_ RTR --- 0 message 32 [0 ffffffff 1 800] ------- [1:255 -1:255 32 0] s 1.119926192 _0_ RTR --- 1 message 32 [0 0 0 0] ------- [0:255 -1:255 32 0] AWK Scripts are very good in processing the data column wise.
6.Trace file Defnition; 7.AWK Files; 8.Perl Script for wired Network; Installing TORA in NS2. NS2 Package Installation in UBUNTU; VANET Installation; 7.AWK Files. Wireless simulation in ns2 support two types of trace. # AWK Script for Packet Delivery Calculation for OLD Trace. Same directory having your trace file.
For example the first column in the above trace file represents r, s which indicates receive, sent respectively. If we want to trace the entire r and s alone from this trace file we can represent it as $1 So $1 represents ACTION $2 Time $3 Node ID $4 Layer $5 Flags $6 seqno $7 type $8 Size $14 Energy (if the network nodes includes EnergyModel) To run the awk script in Linux, gawk –f filename.awk filename.tr So, it is necessary for the researchers to know the basics of awk scripts before they are used. Here this post will let you know some of the scripts that were used to process the data (NB: all these codes were taken from various websites and you can refer those websites for further information). To find the throughput of the Network.
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