Hi Bohdan, Thanks for your reply. Please see below for my comments. On Sat, May 7, 2011 at 1:27 PM, Bohdan Sydor <bohdan@xxxxxxxxxx> wrote: > On 05/07/2011 10:09 PM, Mun wrote: > > > I get "connection lost" or "Connection timed out"; depending on the > computer > > I use to run telnet. > > The "connection lost" is what my Windows XP box returned; and the > > "Connection timed out" is what > > another Linux box returned. > > Please log in as root and run the following commands: > > service sendmail status > sendmail (pid 18176) is running... > > chckconfig --list sendmail > sendmail 0:off 1:off 2:on 3:on 4:on 5:on 6:off > netstat -ntlp | grep :25 > tcp 0 0 0.0.0.0:25 0.0.0.0:* LISTEN 18176/sendmail: acc > > iptables-save > > grep -v '^#' /etc/hosts.{allow,deny} > /etc/hosts.deny: > > We'll be able to see which process is listening on smtp port and if it's > not being blocked by either the packet filter, nor tcp_wrappers. > Does everything above look okay? Regards, -- Mun > > -- > regards > > Bohdan Sydor > www.sydor.net > > -- > redhat-list mailing list > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > https://www.redhat.com/mailman/listinfo/redhat-list > -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list