TO RUN

goto folder

~/ns3/repos/ns-3-allinone/ns-3-dev

now run the command

./waf --run "scratch/try_first --nPackets=1"

Here nPackets is number of packets you want to specify

Here try_first.cc is file and you run try_first

VIEW TRACE FILE LOGS

To view contents of trace file(.pcap), either use tools like wireshark or run

tcpdump -nn -tt -r try_first-0-0.pcap

tcpdump -nn -tt -r try_first-1-0.pcap

and so on for all the nodes

It is of the format

<file_name>-<node>-<device>.pcap

These files are created in parent directory

TO RUN VISUAL ANIMATION

Visual animation is run on netanim. Run ./Netanim in netanim folder. Then choose the .xml when UI appears. xml file is created by the code.