In message <[email protected]>, [email protected] writes:
>      
>      Microsoft has it's transmit window/buffer fixed at around 10Kbytes, 
>      but can have its receive window go upto 65Kbytes. So the 109Kbps 
>      limitation is only if the Microsoft TCP/IP stack is sending the data 
>      (typically when made to act as a server). If the Solaris TCP is used 
>      as server (socket sending the data) and either a Solaris TCP or 
>      Microsoft TCP is receiving the data we have observed throughputs close 
>      to 65535 x 8/0.6s = 870Kbps. Solaris TCP/IP stack is able to open both 
>      the transmit window/buffer and receive window/buffer upto 65535 bytes.
>      
>      So the maximum achievable throughputs will look like the following:
>      
>      Transmit_TCP_stack         Maximum Throughput
>      Microsoft TCP:               approx. 109Kbps
>      Solaris TCP                 approx. 870Kbps 
>      
>      FTP uses TCP, so the throughputs are same as shown above. All the TCP 
>      measurements we did were using FTP.
>      
>      Ravi
Get the Solaris 2.5 patches that add RFC1323 support and the
limitation goes away.
Curtis
This archive was generated by hypermail 2b29 : Mon Feb 14 2000 - 16:14:32 EST