I don't know, but you can see ftp.cc and tcp.cc, there are a lot of
things you just know looking at the codes.
You can see "producemore" function too.
On 10/16/06, Mirco Tegler <[EMAIL PROTECTED]> wrote:
>
> Hello,
>
> is there a maximum of data, that be can send with ftp?
>
> I simulate ftp and calculate the bandwidth with the proc recordftp.
> The transfer time for 500Mbyte,1Gbyte and 2Gbyte looks ok, but if i send
> 3Gbyte, 4Gbyte or more i get the same transfer time for each of them.
>
> Is there something like maxpkts or max transfer data that must be set ?
> (for ftp ot tcp)
>
> $ns at 1000.0 "$ftp0 send 500000000" ;# 500Mbyte
> $ns at 2000.0 "$ftp0 send 1000000000" ;# 1Gbyte
> $ns at 3000.0 "$ftp0 send 2000000000" ;# 2Gbyte
> $ns at 4000.0 "$ftp0 send 3000000000" ;# 3Gbyte
> $ns at 5000.0 "$ftp0 send 4000000000" ;# 4Gbyte
> $ns at 6000.0 "$ftp0 send 40000000000";#40Gbyte
>
> proc recordftp {} {
> global sink0 f0
> set ns [Simulator instance]
> #Set the time after which the procedure should be called again
> set time 0.25
> #How many bytes have been received by the traffic sinks?
> set bw0 [$sink0 set bytes_]
> #Get the current time
> set now [$ns now]
> #Calculate the bandwidth (in MBit/s) and write it to the files
> puts $f0 "$now [expr $bw0/$time*8/1000000]"
> #Reset the bytes_ values on the traffic sinks
> $sink0 set bytes_ 0
> #Re-schedule the procedure
> $ns at [expr $now+$time] "recordftp"
> }
>
>
> Best Regards,
> Mirco
>
>
--
Renata Vidal
"Triste é o destino de quem tenta vencer as batalhas e ter sucesso nos
ataques sem cultivar o espírito da iniciativa (A Arte da Guerra – SUN
TSU – pg 102)"
