1 # Defining a loopback between port A and B is as follows:

     2 # Port = <PortA>,<PortB>,<delay>,<queue size>,<element (packet) size>

     3 

     4 [Defaults]

     5 Port= 0,1,1,10,1500

     6 Port= 501,502,0,10,1500

     7 Port= 503,504,0,10,1500

     8 Port= 505,506,0,10,1500

     9 Port= 507,508,0,10,1500