[ns] Attacker/Spoofer in NS2

Hi, I want to simulate a scenario with dumbbell topology (2 end nodes(say n0, n1) and 2 routers(r0, r1)). One of the router (say r1) will act as a packet spoofer. A FullTcp connection (n0-n1) will be set up between two end nodes and r1 will check particular ACK packets and will create duplicate c

[ns] CRCN simulation problems (2)

At clicking start sim in the gui the terminal shows me /home/elmishad/ns-allinone-2.31/ns-2.31/test.tcl is called by ns num_nodes is set 6 Process exitValue: 1 Please help me to fix those errors. Thank you Sincerely,Khaled Elmishad Senior Student, Communication Engineering ASU-CHEP