Actually, I think it was inserted by yahoo, where I sent this email. That being said, I thought it was sent by postfix to yaho in ehlo conversation.
On Mon, Dec 27, 2010 at 6:25 PM, Noel Jones <njo...@megan.vbhcs.org> wrote: > On 12/27/2010 5:18 PM, Roman Gelfand wrote: >> >> It appears smtp is advertising localhost (127.0.0.1) as in Received: >> from 127.0.0.1 (EHLO mail.mydomain.com). >> >> If this is so, can it be changed to the actual wan ip? >> >> Thanks in advance > > > That's not a postfix header. Maybe it's inserted by your content_filter? > > > -- Noel Jones >