> On 11/25/06, R Lists06 <lists06 at abbacomm.net> wrote: > > > From: Guillermo Garron > > > Hi, > > > I have this problem > > > my email server's DNS name is > > > ns1.mydomain.com, and it is registered in the reverse DNS > also with > > > that name, when i installed my server at the hostname i entered > > > centos-server.mydomain.com when i tried to send an email from the > > > root console with > > > > > > # mail root > > > > > > the email is returned saying that > > > > > > root at centos-server.mydomain.com, could not be verified > > > > > > i used the command > > > # hostname ns1.mydomain.com > > > and also edited the file. > > > > > > /etc/hosts, > > > but i have the same result, the hostname did not change, i even > > > restart my server with no luck. what am I missing? > > > regards, > > > Guillermo. > > > PS my server is a CentOS 4.4, with postfix > > > Guillermo Garron The hostname is stored in /etc/sysconfig/network and when you are dealing with postfix there is a line in the /etc/postfix/main.cf file that needs to be edited that starts with myorigin= alex