Re: how to use sendmail as a client

["Willem van der Walt<willem@xxxxxxxxxxxxxxxxx>" <willem@xxxxxxxxxxxxxxxxx>]

What does your /var/log/maillog say?
If your sendmail service is started, it should send the mail out through 
the smarthost machine and you should see it in your maillog.


On Tue, 7 Sep 2004, Lito Lampitoc wrote:

> thanks...
>
> just knowing how to configure my sendmail to use a different mail server in 
> my network will do,
> a telnet to port 25 of my mail server (box2) works well, but sending mail via 
> sendmail in my local machine (box1) has this message when I execute this 
> command:
>
> cat testfile | /usr/lib/sendmail -bm -t -v
>
> ral@xxxxxxxxxxxxxxxxx Connecting to [127.0.0.1] via relay...
> 220 localhost.localdomain ESMTP Sendmail 8.12.10/8.12.10; Tue, 7 Sep 2004 
> 16:24:36 +0800
> > > > EHLO localhost.localdomain
> 250-localhost.localdomain Hello makati [127.0.0.1], pleased to meet you
> 250-ENHANCEDSTATUSCODES
> 250-PIPELINING
> 250-8BITMIME
> 250-SIZE
> 250-DSN
> 250-ETRN
> 250-AUTH DIGEST-MD5 CRAM-MD5
> 250-DELIVERBY
> 250 HELP
> > > > MAIL From:<root@xxxxxxxxxxxxxxxxxxxxx> SIZE=115 
> AUTH=root@xxxxxxxxxxxxxxxxxxxxx
> 250 2.1.0 <root@xxxxxxxxxxxxxxxxxxxxx>... Sender ok
> > > > RCPT To:<ral@xxxxxxxxxxxxxx>
> > > > DATA
> 250 2.1.5 <ral@xxxxxxxxxxxxxx>... Recipient ok
> 354 Enter mail, end with "." on a line by itself
> > > > .
> 250 2.0.0 i878Oaoh031590 Message accepted for delivery
> ral@xxxxxxxxxxxxxxxxx Sent (i878Oaoh031590 Message accepted for delivery)
> Closing connection to [127.0.0.1]
> > > > QUIT
> 221 2.0.0 localhost.localdomain closing connection
>
>
> I wonder why it is using 127.0.0.1 (localhost) as smtp to connect to, and how 
> will I set it to a different smtp server?
> I already modified the following line in my sendmail.mc:
>
> define(`SMART_HOST',`cebu.codewan.com.ph')
>
> where 'cebu' is my mail server (box2)..
>
> If only I could change the default smtp server setting (127.0.0.1) then rest 
> would'nt be a problem
>
>
> Vipul Ramani wrote:
>
> > Greetings....
> >
> > Can u please conformed this things.....!!!!!!
> >
> > DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1, Name=MTA')dnl
> >
> > This tells sendmail to only look at the loopback device, and not the
> > network interface for incoming mail.  Change 127.0.0.1 to your eth0 ip
> > or comment it out by placing a dnl in front of it like this:
> >
> > dnl DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1, Name=MTA')dnl
> >
> > There's also no problem in deleting it.  Anytime you edit sendmail.mc,
> > you have to build a new sendmail.cf.  This is done with the following
> > command:
> >
> > m4 /etc/mail/sendmail.mc > /etc/mail/sendmail.cf
> >
> > Now you need to tell sendmail who the local domains and hosts are. Open 
> > /etc/mail/local-host-names and add the name of your localdomain. In the 
> > future this will be the registered domains that are hosted by
> > this server.  The next thing you need to do is to allow relaying for
> > this domain.  To do that, open /etc/mail/access and add a line that
> > looks like this:
> >
> > mydomain.com     RELAY
> >
> > You will see other lines aready there for localhost and 127.0.0.1 - do
> > NOT delete those lines.  Now you need to create the database:
> >
> > makemap hash /etc/mail/access.db < /etc/mail/access
> >
> >
> >
> >
> >
> > Now just restart sendmail and mail should start coming in.
> > On Thu, 26 Aug 2004 08:27:08 -0400, Reuben D. Budiardja
> > <techlist@xxxxxxxxxxxxxxxxxxxx> wrote:
> >
> > > On Thursday 26 August 2004 06:47, Lito Lampitoc wrote:
> > >
> > > > I want it to be automated, for example, logwatch or tripwire by 
> > > > default
> > > > sends e-mail  to  root user in box1 whenever there is unusual 
> > > > activity,
> > > > what I want is, these e-mails or reports redirected to my admin 
> > > > account
> > > > in box2.  How? and shall I need a running sendmail daemon here?
> > > The easies way, is to edit /etc/aliases on box1 and have the line:
> > >
> > > root: youremailaddress@xxxxxxxx
> > >
> > > then run (as root)
> > > $> newaliases
> > >
> > > that way all the email (ie. logwatch report, tripwire, etc) sent to the 
> > > root
> > > on box1 will automatically be forwarded to youremailaddress@xxxxxxxxx
> > >
> > > And yes, AFAIK sendmail service has to run for that to work. By default
> > > sendmail does not listen to the external interface (only local 
> > > loopback). If
> > > you're still not convinced that's secure enough, use tcpwrapper to 
> > > refused
> > > all connection to sendmail in /etc/host.deny, and/or block port 25 using
> > > firewall.
> > >
> > > RDB
> > >
> > > --
> > > Reuben D. Budiardja
> > > Dept. Physics and Astronomy
> > > University of Tennesse, Knoxville, TN
> > >
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> > >
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