153 will not deliever from the Outbound

[Billy A. Pumphrey]

> -----Original Message-----
> From: mailscanner-bounces at lists.mailscanner.info [mailto:mailscanner-
> bounces at lists.mailscanner.info] On Behalf Of Steve Freegard
> Sent: Friday, August 18, 2006 11:42 AM
> To: MailScanner discussion
> Subject: Re: 153 will not deliever from the Outbound
> 
> Hi Billy,
> 
> Billy A. Pumphrey wrote:
> > Ok....
> >
> > On the particular emails that I was checking to make sure that they
went
> > through have.  So everything is going to iron out looks like.
(Outbound
> > down to 23 now)
> >
> > However, questions if someone would be so kind to answer them.
> >
> > MailScanner was always working fine, it was the exchange machine
that I
> > messed up and it started blocking connections to only certain
emails.
> >
> > What does sendmail do with these emails?
> >
> > Apparently holds on to them until they are delivered and are
referred
> > to as deffered?
> 
> Correct.
> 
> >
> > There was a log entry that sent a notification to the sender that it
> > failed after 4 hours.  What happens after that?
> >
> 
> By default - a notification is sent every 4 hours, then if the mail is
> still undelivered after 5 days a delivery service notification (DSN)
is
> sent back to the user stating that the message could not be delivered
> and the message is deleted from the queue.
> 
> > Why does it wait so long before trying to send the deffered emails
> > again, assuming that is a sendmail setting?
> 
> Could be a number of factors -- by default on a RedHat system the
queue
> is run every 15 minutes.
> 
> Some systems might set confHOST_STATUS_DIRECTORY which holds a 'cache'
> of hosts and their status and therefore if a host is marked as 'down'
> the messages will be skipped for that host until the cache expires
> (default 30 minutes).
> 
> > Can you tell sendmail to process them "now"?
> 
> To run force a queue run in the background:
> 
> sendmail -q
> 
> To run the queue and watch the output
> 
> sendmail -q -v
> 
> To run the queue and skip using the HOST_STATUS_DIRECTORY (if defined)
> 
> sendmail -qR@
> 
> Cheers,
> Steve.
> --


Good to know information.  Thank you much.