New to Fedora, Network Issues.

[Bruno Wolff III]

On Mon, Jul 06, 2009 at 13:49:06 -0600,
  Mike Adolf <mlnx at mho.com> wrote:
> Bruno,
> 
> I disabled the Firewall and iptables and ip6tables.  Now when I select
> "Places/Network/Windows Network" I no longer get the "failed to
> retrieve..." message but now I see an empty window, no PCs show. Ping
> still fails. I have never before ran the linux firewall. I always just
> depended on the firewall in the router.

The suggests that the firewall may be an issue, but that there are other
problems as well. Maybe you have firewalls on the Windows machines as well?