Setting up sendmail part 2

[Yang Xiao]

On Wed, 27 Oct 2004 08:38:06 -0400, Shane Presley
<shane.presley at gmail.com> wrote:
> Thanks everyone for the great help with my problem yesterday!  You
> were of course correct.  I have modified sendmail.mc to use
> DaemonPortOptions=Port=smtp, Name=MTA and my server now accepts
> connections on port 25!
> 
> So if I telnet from our internal networks exchange server to my fedora
> box port 25, I get an connection from sendmail.
> 
> But I'm still having some strange problems.  When I try to send mail
> to my fedora box, I never seem to receive it.  I have tried sending
> mail to root at mylinuxbox.mydomain.com or bb at mylinubox.mydomain.com
> (which is an account on the server).
> 
> If I run tcpdump I see our exchange server connect to deliver it.  And
> it appears to?  Here's a small sample:
> 
> 08:35:18.666064 IP (tos 0x0, ttl 127, id 20657, offset 0, flags [DF],
> proto 6, length: 52) exchange.mydomain.com.smtp > mylinuxbox.46818: F
> [tcp sum ok] 130:130(0) ack 7 win 64234 <nop,nop,timestamp 26319854
> 149656531>
> 08:35:18.666424 IP (tos 0x0, ttl  64, id 44455, offset 0, flags [DF],
> proto 6, length: 52) mylinuxbox.46818 > exchange.mydomain.com.smtp: F
> [tcp sum ok] 7:7(0) ack 131 win 5840 <nop,nop,timestamp 149656533
> 26319854>
> 08:35:18.666719 IP (tos 0x0, ttl 127, id 20658, offset 0, flags [DF],
> proto 6, length: 52) exchange.mydomain.com.smtp > mylinuxbox.46818: .
> [tcp sum ok] 131:131(0) ack 8 win 64234 <nop,nop,timestamp 26319854
> 149656533>
> 
> But I never see anything in /var/spool/mail/ for root or bb.
> 
> Looking in logs, nothing in /var/log/message.  /var/log/maillog shows
> entries for when I send mail out from my box (that works).  But no
> entries are made when my exchange server tries to deliver mail to me.
> 
> I really have no idea what the problem is.  Possibly something with my
> domain name?  Does my fedora box "know" that the mail is really for
> it?  If so, where does it put it.
> 
> I might switch to postfix, but I feel like I am close.  Thanks again everyone,
> Shane
> 
> --
lets see your sendmail.mc if you don't mind?

Yang