Ftp-WG: PASV and Snap servers

Jim Matthews writes:
> Should clients make the data connection first and then 
> send the data-transferring command?

Yes. See http://cr.yp.to/ftp/browsing.html for the correct client
procedure. See http://cr.yp.to/ftp/pipelining.html for a picture of the
maximum possible FTP pipelining.

---D. J. Bernstein, Associate Professor, Department of Mathematics,
Statistics, and Computer Science, University of Illinois at Chicago