thank you the problem is solved i was disabled the smtp connection in the iptables firewall BERES Laszlo <beres.laszlo@xxxxxxxxxxxx> wrote: tamer amr wrote: > Remote host said: 550 5.0.0 Access denied What settings do you have? Do you use relay SMTP server? -- BÉRES László RHCE, RHCX senior IT engineer, trainer -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list