Re: Passive mode

Giganews Newsgroups
Subject: Re: Passive mode
Posted by:  Remy Lebeau (TeamB) (
Date: Fri, 5 Mar 2004

"Michael J. Leaver" <> wrote in message

> Is there any way to check if it is required and if it cannot be used?

Not from the protocol, no.  Most of the time, the need for passive vs.
active transfers is due to hardware restrictions/limitations.  Such as
having a firewalls, router, proxies, etc. in place between the client and

> is there any harm in using it as opposed to not using

That depends entirely on why it is used to begin with.

> are file transfers slower?

Typically, no.  A connection is a connection regardless of the direction it
is going.




In response to

Passive mode posted by Michael J. Leaver on Sat, 06 Mar 2004