NAM

What is NAM  in NS2? 

NAM stands for Network Animator. It is built in graphical tool in NS that allows the user to get a visual representation of the command scripts designed by the user. It provides a methodology to view the designed topology and get a view of the events, as they are triggered one after another.

NAM provides a visual interpretation of the network topology created. The application was developed as part of the VINT project. Its features are as follows. Figure 5.3 displays the NAM application and its components.

·       Provides a visual interpretation of the network created

·       Can be executed directly from a Tcl script

·       Controls include play, stop ff, rw, pause, a display speed controller and a packet monitor facility.

·         Presents information such as throughput, number packets on each link.

·         Provides a drag and drop interface for creating topologies.

NAM execution command

        exec nam generated-nam-name.nam  (ex:  exec nam namwrls10-dsr.nam)