Identity for HELO in sendmail

Matthew Seaman m.seaman at
Wed Feb 15 00:56:23 PST 2006

Malcolm Kay wrote:

> I can now send e-mails using the standard 'mail' utility
> to most destinations but apparently 'alpha.home' is still used as 
> the source domain in the HELO command and as this just my 
> private hostname for the machine it is not known at the 
> receiving end in spite of the FEATURE(masquerade_envelope)
> which I naively expected to be applied here.

define(`confDOMAIN_NAME', `')dnl

Note that the name presented in the HELO line should be resolvable
as a valid 'A' record in the DNS.  It doesn't have to be anything
to do with the domain names used in the e-mail headers.



Dr Matthew J Seaman MA, D.Phil.                       7 Priory Courtyard
                                                      Flat 3
PGP:         Ramsgate
                                                      Kent, CT11 9PW

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