On Mon, 2010-12-27 at 11:30 -0500, Genes MailLists wrote: > Anyone having NAT has some kind of firewall Um, no they do not. A firewall is designed to restrict network traffic, NAT is not designed as a protective mechanism. A side effect of NAT is that (generally) some traffic is broken, but some NAT implementations go out of their way to help traffic get through in both ways. If you want a firewall, then actually use one. > Not sure what 'things' are really broken today in practice by nat Various peer-to-peer transfers (whether that be torrents, naughty peer-to-peer file programs, or sending your friend something through instant messenger programs), FTP, email... > certainly ftp is typically no longer used with separate incoming port It most certainly is. There's two modes of using FTP, and both are still used. -- [tim@localhost ~]$ uname -r 2.6.27.25-78.2.56.fc9.i686 Don't send private replies to my address, the mailbox is ignored. I read messages from the public lists. -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines