you can attach both agents and perform an analysis, its just TCP introduces its own delay due to estimation or calculation of the best time for transmission, nothing stops you from using both.
S. > > I got similar question as Alaeddine. For example, if I want to compare the > performance of TCP and UDP under some scenarios, which kind of application > should I attach? > > Regards, > Kai > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf > Of Sasan > Sent: Monday, February 27, 2006 10:03 AM > To: alaeddine abdallah > Cc: ns users > Subject: Re: [ns] CBR over TCP ? > > > TCP has its own estimation of stable link and suitable time to send the > packet, so usually it is avoided. at least it is the case with me. > > S. > > > On 2/27/06, alaeddine abdallah <[EMAIL PROTECTED]> wrote: >> >> >> Hi, >> >> In my knowledge in NS, we use UDP to simulate CBR traffic since it is a >> Constant Bit Rate. But if we simulate CBR with TCP as a transport agent, >> the >> simulation works but only the packet size declared int the TCP layer is >> considered and not that of the CBR traffic. >> >> >> So my question is: is it logic to simulate CBR traffic with TCP or >> not? >> >> and conversaly , can we simulate FTP application with UDP ? >> >> thanks a lot. >> >> regards Alaeddine >> > > > > -- > Plan for things to go wrong, Design for things to go right > S+ > >
