My old domain was running on mail2.mydomain.com now i changing the domain name to mail3.mydomain.com .
Change domain Name /Rename Domain Name
Change domain Name su – zimbra
$zmprov -l rd mail2.mydomain.com mail3.mydomain.com
my domain change successfully ,i have also change entry in /etc/hosts
then i have change MX record & A record on Global DNS Edior of my domain that is given on web panel of my isp.
when i ping to mail3.mydomain.com its respond ok.while when i check mail relaying its still responding to old A record of mail2.
as i ping for ping.eu i have get it.
220 mail2.mydomain.com ESMTP Postfix
where is wrong ??