How to get mail to local destinations delivered?

[Chris G]

On Mon, Nov 12, 2007 at 08:52:56PM +0900, John Summerfield wrote:
> Chris G wrote:
>
> .lan is very like your home.isbd.net, and that alias works
>>> here. And I can send to summer at localhost.
>>>
>>> A remaining difference I can think of is that I'm using DNS as I 
>>> described a while ago.
>>>
>>> You are using a DNS (for outside users) and your hosts files, for 
>>> computers in the same domain. This is a setup I mostly avoid. I do do 
>>> that for herakles.homelinux.org, and incoming email addressed to 
>>> addresses in that domain get relayed inside my home network to another 
>>> system, and for that I need my own DNS with different information from 
>>> the public DNS.
>>>
>> There is *no* incoming mail or outgoing mail, I read my mail elsewhere
>> by connecting to a remote system using ssh.  All I want is to be able
>> to see mail sent to root on the local system so I can monitor it.
>
> This doesn't prevent it from being confused.
>>> I prefer postfix, I find it easier.
>>>
>> When I ran a mail server on this system I too used postfix, *much*
>> easier to configure.  But now I don't want any sort of mail server
>> except to get the local delivery of root mail.
>>> ps
>>> Please run this test and post the results:
>>> telnet home.isbd.net 25
>>> ehlo fred
>>> quit
>>>
>> Where from?  It's not going to work from most places because the
>> firewall doesn't allow connections on port 25, this system isn't
>> intended to accept any mail from outside.
>
> Whereever it works. It will tell us sendmail's idea of the host name.
>
    home$ telnet 127.0.0.1 25
    Trying 127.0.0.1...
    Connected to 127.0.0.1.
    Escape character is '^]'.
    220 home.isbd.net ESMTP Sendmail 8.14.1/8.14.1; Mon, 12 Nov 2007
    13:52:10 GMT
    help
    214-2.0.0 This is sendmail
    214-2.0.0 Topics:
    214-2.0.0       HELO    EHLO    MAIL    RCPT    DATA
    214-2.0.0       RSET    NOOP    QUIT    HELP    VRFY
    214-2.0.0       EXPN    VERB    ETRN    DSN     AUTH
    214-2.0.0       STARTTLS
    214-2.0.0 For more info use "HELP <topic>".
    214-2.0.0 To report bugs in the implementation see
    214-2.0.0       http://www.sendmail.org/email-addresses.html
    214-2.0.0 For local information send email to Postmaster at your site.
    214 2.0.0 End of HELP info
    quit
    221 2.0.0 home.isbd.net closing connection
    Connection closed by foreign host.

But mail to home.isbd.net fails.

-- 
Chris Green