Re: exim HELO=fully qualified host name?
On 2004-02-23 22:24:28 -0500, Derrick 'dman' Hudson wrote:
> That depends on who's mail server you connect to. Some admins require
> the HELO parameter to be resolvable, and some even require it to
> resolve to the IP of the machine making the connection.
They should fix their configuration, then.
RFC 2821:
An SMTP server MAY verify that the domain name parameter in the EHLO
command actually corresponds to the IP address of the client.
However, the server MUST NOT refuse to accept a message for this
reason if the verification fails: the information about verification
failure is for logging and tracing only.
--
Vincent Lefèvre <vincent@vinc17.org> - Web: <http://www.vinc17.org/> - 100%
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