[ih] Why FTP uses two ports?

[Louis A. Mamakos]

On Jun 21, 2012, at 12:07 AM, Eduardo A. Suárez wrote:

> Hello,
> 
> I want to know if anyone remembers the origins of FTP and the reason why FTP uses two ports.

You can perform 3rd party file transfers, with one client orchestrating the transfer between two
different servers.

> 
> Thanks, Eduardo.-
> 
> -- 
> Eduardo A. Suarez
> Facultad de Ciencias Astronómicas y Geofísicas - UNLP
> FCAG: (0221)-4236593 int. 172/Cel: (0221)-15-4557542/Casa: (0221)-4526589
> 
> ----------------------------------------------------------------
> This message was sent using IMP, the Internet Messaging Program.

Ha!  Back in the day, IMP was a very different thing..

Louis Mamakos