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Article #3649

Re: How does sendmail/majordomo work??

#3649
From: Geoff Cox
Date: Fri, 25 Aug 2000 00:00
63 lines
2847 bytes
Thanks for the info - finally got majordomo working !!

Cheers

Geoff

PS I am trying to write a script to automate this (via crontab) but do
not know how to su root and pass the password in the script ?

/usr/sbin/pppd
su fred
/usr/bin/fetchmail
su root
/etc/ppp/stop

Any ideas?

Cheers

Geoff




On Mon, 21 Aug 2000 20:30:44 +0000, Mike Brodbelt
<mike@coruscant.demon.co.uk> wrote:

>Geoff Cox wrote:
>> 
>> hello,
>> 
>> I am trying and so far failing to get majordomo/sendmail/fetchmail to
>> work on a dialup Internet connection.......!
>> 
>> Sendmail works OK on its own, fetchmail gets the email form a pop3
>> server......but I do not as yet understand how the three work
>> together...
>
>Sendmail is an MTA - it usually runs as a daemon, where it listens on
>port 25, for incoming SMTP connections. All the mail on the internet
>(well, pretty much all) is sent with SMTP. When sendmail receives a
>message, it looks at it to decide whether it's to be delivered to a
>local user, or forwarded to another SMTP daemon elsewhere on the net.
>
>Most ISP's do not provide SMTP mail delivery to their dial up
>subscribers (with the notable exception of Demon) - SMTP is really
>intended for always connected hosts, so ISP's expect people to fetch
>their mail with POP3. POP3 is purely a mail retrieval protocol, and many
>mailers use it.
>
>Fetchmail is a daemon that is capable of retreiving mail via POP3 (or
>several other protocols), and resending the same mail with SMTP. As
>such, it's often used by dial up users running sendmail - they send mail
>via sendmail, and mail is retrieved by fetchmail, which then passes it
>to sendmail, as though it had been sent directly.
>
>Majordomo is not a mail daemon of any kind - it's a list server.
>Majordomo is a series of perl programs that can manage a mailing list on
>any host running sendmail or a similar MTA.
>
>HTH
>
>Mike.
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From: Geoff Cox <geoff.cox@cableinet.co.uk>
Subject: Re: How does sendmail/majordomo work??
Date: 2000/08/25
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