> Well, I just tried ftp from my home machine which is behind an > iptables-based nat-int firewall. I KNOW active FTP isn't going to > work from there. From this I conclude that urllib2 uses passive ftp > (as I suspected). It leaves me at a loss as to what the problem could > be with yum/urlgrabber/urllib2. > > As I said, I'd be willing to pursue this if you think it's a problem > on "our end". I recommend you start with these two things: > > 1) use some other ftp client from that machine to grab the same file > > 2) use urlgrabber directly to grab it, as in > > python2 urlgrabber.py ftp://server.com/path/to/file local_copy > > See what happens with those. > I bet he's using 1.0 - which doesn't have urlgrabber, yet, and doesn't have urllib2 at all :) -sv