On Wed, 2006-02-22 at 12:20 -0500, James Pifer wrote: > I have a couple CentOS boxes running in our DMZ and although they are > running behind a firewall, I'm also running iptables. One thing I cannot > do it yum update. What ports are required for this? I have outbound http > open and I can browse to sites using firefox. > > If I run an ethereal scan the process seems to stop with DNS queries, > but I can resolve mirrorlist.centos.org without a problem. Anyone know > what the problem could be? > > If I stop iptables everything works of course. > I depends on the server, but either outbound to port 80 or outbound to port 21 (for ftp). -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 189 bytes Desc: This is a digitally signed message part URL: <http://lists.centos.org/pipermail/centos/attachments/20060222/f56491da/attachment-0005.sig>