The document assists beginners to work with NS2 and Evalvid
https://drive.google.com/open?id=0B6OP6hNOOTM0SGFrQ2I0cEE0RWp2YThValF5WFlOQk1PWF9F
https://drive.google.com/open?id=0B6OP6hNOOTM0SGFrQ2I0cEE0RWp2YThValF5WFlOQk1PWF9F
[root@gururaj ~]# yum install unrar
Loaded plugins: langpacks, presto, refresh-packagekit
Setting up Install Process
No package unrar available.
Error: Nothing to do
unrar program is not included. yum install unrar