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Article View: demon.ip.support.nt
Article #204

Re: Firewall blocks email - help!

#204
From: Andrew Hancock Andy
Date: Mon, 02 Oct 2000 00:00
107 lines
3867 bytes
Great FAQ!

But maybe a mention of ANTI-RELAYING should be included!

With Static IP-Addresses and Microsoft Exchange Server I'm sure users
don't want to be banned by Demon for SPAMMING Attacks!

Just my two pence worth!

Maybe more important for non-dialup users!


Andy



On Mon, 18 Sep 2000 09:11:45 +0100, "Jon Grieve"
<jgrieve@southdown.co.uk> wrote:

>Miles,
>
>You only need to configure Proxy to 'route' incoming connections if the
>machine is behind the firewall.  On SBS, you don't need to do anything
>special.
>
>I've written up a FAQ on configuring Exchange with Demon.  You can find it
>at my homepage (under Other FAQs), at:
>  http://southdown.co.uk/users/jgrieve
>
>Regards,
>Jon
>
>
>
>
>
>
>"Miles Gaynor" <mg@castlehoward.co.uk> wrote in message
>news:E604B4DA88E0D311B6A2009027E0197E09B56F@SBSSERVER...
>> Hi John,
>>
>> Yes, Exchange 5.5 but on the same machine as Proxy. (its Small business
>> Server) The IPs of the punt cluster do change, but not very often. The
>> weird thing is that if Demon send a mail kick, the mail comes through on
>> the same connection as was already present. If I had the IP of the
>> mailserver wrong and I would expect the mail to fail even after a mail
>> kick. I don't think it can be a problem with port 25 and SMTP, there
>> must be something else that Demon use to ID you apart from the
>> Username/password as you log on.
>>
>> either that or i am totally wrong. (It has been known!)
>>
>> Miles
>> >-----Original Message-----
>> >From: Jon Grieve [mailto:jgrieve@southdown.co.uk]
>> >Posted At: Thursday, September 14, 2000 4:30 PM
>> >Posted To: nt
>> >Conversation: Firewall blocks email - help!
>> >Subject: Re: Firewall blocks email - help!
>> >
>> >
>> >Miles,
>> >
>> >First, I don't think you can IP addresses for the punt
>> >cluster, as they may
>> >change.  However, for testing, this should work for the interim.
>> >
>> >So, what mail server are you using?  Exchange?  Is it running
>> >on another
>> >machine 'behind' Proxy?
>> >
>> >Jon
>> >
>> >
>> >
>> >
>> >"Miles Gaynor" <mg@castlehoward.co.uk> wrote in message
>> >news:E604B4DA88E0D311B6A2009027E0197E099060@SBSSERVER...
>> >> Hi Folks,
>> >>
>> >> I am trying to receive email through MS Proxy 2.0 from demon
>> >but when I
>> >> enable IP filtering I don't receive any email. I have made several
>> >> filters with  port 25 as smtp and the remote host as one of
>> >demons mail
>> >> servers (I think I have covered all of demons mail server IPs) but no
>> >> joy.
>> >>
>> >> Also, If I connect and ask Demon help to do a mail kick
>> >while I am still
>> >> connected, the mail comes in fine so it seems that demon
>> >don't recognise
>> >> me when I have dialed up. Does anyone know how this could be
>> >solved so
>> >> that I can have my firewall active but receive mail from demon?
>> >>
>> >> I did try opening the Ident port, but with no joy (but I'm
>> >not to clear
>> >> on how this one works)
>> >>
>> >> TIA
>> >> Miles
>> >>
>> >
>> >
>>
>
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From: Andrew Hancock (Andy@cyrus.freeserve.co.uk)
Subject: Re: Firewall blocks email - help!
Date: 2000/10/02
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