Hi...
> it should contain exactly this:
>120.0.0.1 localhost
127.0.0.1 localhost
typo??
tom
-=-=-=-=-=-=-==-
>Gerry,
>
>HOSTS file (\winnt\system32\drivers\etc\hosts) is always present and in use
>by TCPIP! However, its contents are subject to being inspected for
>correctness . As I have said many times before in this forum, it should
>contain exactly this:
>120.0.0.1 localhost
>
>And should (must, if you want the machine to resolve its own name without
>needing a DNS query!) also have:
>w.x.y.z host.domain.name
>
>where w..x.y.z is the IP used in TCPIP settings for first NIC and
>host.domain.name is that assigned by DNS and used in the TCPIP/DNS (NT4)
>setting. Personally, I recommend this line be in the HOSTS file.
>
>If the above IP, in IMail, is using a different name (like 'domain.name'
>rather than 'host.domain.name'), then one more line is _required_ by IMail
>and that is:
>w.x.y.z domain.name.
>
>-------------
>
>As to the SMTP service on the Web Server and my understanding thereof:
>If it is only for outbound, then it should not accept the remotes inbound
>connection and delivery attempt. If it did not answer, then IMail (or any
>other mail server, for that matter!) could not connect and would just
>re-queue the message when the MX host is down.
>
>So, again I say that Web Server and its SMTP is mis-configured (accepting a
>connection when it should not or not being configured as the 'backup'
>server, when it is in that position, by default). That is one of the reasons
>for my belief that a web server IP should not be the IP for the domain.
>Reverting to this IP for email, when MX host is not responding, is a common
>and recommended (by RFC) practice.
>---------
>
>If you can prove what you are saying (IMail does not use MX records) with
>log files, I'm sure someone at Ipswitch would gladly take a look. Best, if
>you can show several complete transactions with as much info (Debug enabled
>in SMTP, stop/start service). If you have one that always fails, that would
>be the one I'd want to see!
>
>PS - here is a conversation I had with what I believe is your IMail server.
>If it is, and this IP is the Primary of the computer, then I think you may
>also have IMail misconfigured. If it is as I suspect, the note about the
>HOSTS file and IMails requirement above, and you add that line, it could
>have positive effects on the system.
>
>220 X1 WTS Dallas---UCE Not Tolerated
>mail from: [EMAIL PROTECTED]
>250 ok
>rcpt to: [EMAIL PROTECTED]
>550 not local host ipswitch.com, not a gateway (won't relay to myself,
>good!)
>rcpt to: [EMAIL PROTECTED]
>550 not local host mail.wts.net, not a gateway (I would have expected an
>'unknown user here, if mail. is OHN or in Alias)
>rcpt to: root
>250 ok its for <root> (as expected, OK)
>rcpt to [EMAIL PROTECTED]
>550 not local host mail.wts.net, not a gateway (hmmm, not accepting the
>host.domain.name form.... that domain or alias, mail.wts.net, does not exist
>in IMail)
>rcpt to: [EMAIL PROTECTED]
>250 ok its for <[EMAIL PROTECTED]> (Alias or OHN of the domain)
>rcpt to: [EMAIL PROTECTED]
>250 ok deliver to alternate (this is not too good! IMail accepting for a
>user that does not exist in the wts.net domain. I expected an 'unknown user'
>error msg here! So now IMail would have a message to deliver, but may not be
>able to, if I had continued.)
>
>You DO have a nobody alias! Here is the response from the server:
>rcpt to: [EMAIL PROTECTED]
>250 ok its for <[EMAIL PROTECTED]>)
>This will cause IMail to accept email it normally would not (and would
>normally bounce with 'unknown user'). BTW, I put a message in your queue for
>[EMAIL PROTECTED] and I'm expecting a bounce (that won't happen as your
>postmaster or whomever is responsible for handling 'nobody', will get it,
>instead and have to process it, before I ever see a response!).
>
>Daniel Donnelly
>________________________________________________________
>
>
>----- Original Message -----
>From: "Gerry Dalton" <[EMAIL PROTECTED]>
>To: <[EMAIL PROTECTED]>
>Sent: Monday, November 20, 2000 1:19 PM
>Subject: [IMail Forum] Re:Unknow Users Reject High ??
>
>
>>
>>
>>
>>
>> At 10:44 AM 11/20/2000 -0500, Daniel Donnelly wrote:
>>
>>
>> >Also, NT (like other O/Ss) checks the local HOSTS file prior to querying
>> >DNS, so entries there can cause DNS to be bypassed.
>>
>> No HOSTS file is present.
>>
>> >If the DNS you use is having problems, that will cause trouble for IMail.
>> >I'd suggest you try another DNS (your providers?) as the DNS entry in the
>> >IMail SMTP settings. If that show improved delivery, then I think you are
>> >having DNS problems.
>>
>> Using UU.Net's DNS servers for the IMAIL server changed to local, no
>> difference.
>>
>>
>> >Not much can be done if the destination domain has only one MX host and
>on
>> >the Web Server there is a misconfigured (won't accept that domains mail!)
>> >SMTP. That would have to be fixed at their end.
>>
>> Maybe you are mis-undertanding, many times the www server has an smtp
>> service running for outbound mail, and was never meant to accept inbond
>> mail for that domain. If Imail went to the MX records first, each time
>> this would not happen, but it appears that it is not happening since 6.04
>> or so. It is trying the default domain name first and not trying the MX
>> records. I'd like to see if any more people have noticed an increase in
>> Unknown User rejects coming back to their customers.
>>
>> I have my IMGate box now handling all outbound mail from IMail, and the
>> problems have gone away. As soon as I put IMail doing the delivery the
>> unknown user rejects increase. I believe their is a correlation which
>> needs to looked into.
>>
>> Gerry
>>
>>
>>
>> Please visit http://www.ipswitch.com/support/mailing-lists.html
>> to be removed from this list.
>>
>> An Archive of this list is available at:
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>>
>
>Please visit http://www.ipswitch.com/support/mailing-lists.html
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>
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--
+------------------------------------+
tom farrell <[EMAIL PROTECTED]>
pojoaque valley schools
pojoaque nm 87501
"Beauty is in the i of the Beholder"
(Julia Mandelbrot)
Please visit http://www.ipswitch.com/support/mailing-lists.html
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