Dear Vishal,
Only one sink is necessary. But you do need to connect both tcp agent to the same sink by using "$ns connect $tcp1 $sink" and "$ns connect $tcp2 $sink". The result would be the same as when you have two sinks. Best, Teerawat On 5/27/2009, "Vishal Agarwal" <vis...@gmail.com> wrote: > >Hello users, > >I am attaching 2 tcp agents at one source so do i need to attach 2 sinks at >destination also or only 1 is sufficient. And when the agent tries to access >the channel will there be any difference if there are two sinks rather than >one? > >Thanks, > >-- >Vishal Agarwal >