Startup script question

[Levin]

shuttlebox wrote:
> On 6/14/06, Levin <levin at mydream.com.hk> wrote:
>> Hi,
>>
>> My mailbox running a sendmail MTA as a relay-only gateway, I setup a
>> mailscanner up and run, however I found out that if it state
>> DeliveryMode=queueonly  in /etc/rc.d/init.d/MailScanner script, all
>> incoming from from otherworld will stuck into /var/spool/mqueue.in and
>> not go anywhere, also /var/log/maillog show the mail was queued NOT
>> sent, so I modify it to DeliveryMode=background, it seems work... but I
>> don't know anything wrong, would you please describe a little bit my
>> statement?
>
> This page describes well what needs to be done with Sendmail.
>
> http://mailscanner.info/sendmail.html
>
> The main thing is that the listening Sendmail process does not
> deliver, instead MailScanner intercepts the message in the incoming
> queue and when it has processed it it places it in the outgoing queue
> where the other (delivering) Sendmail process takes care of it and
> sends it on its way.
Thanks, so if the DeliveryMode=background, will MailScanner/sendmail 
bypassed any detection process?