Michael Bevilacqua on 17 Oct 2007 13:29:13 -0000


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Re: [PLUG] Postfix and Comcast


Marty-

These days, in order to have a friendly mail server, you should at least have the following:

A static IP

A forward and reverse DNS

A SPF resource record

Primary and Secondary MXes

Anti-Spam Filtering setup

Anti-Virus Filter setup (if applicable)


The first two (possibly three) can effect how mail gets delivered. If you want mail to get where it needs to go, you should relay through a smart host that at least has these setup.

Where are you exactly in the setup of list I provided above?



--
Michael D. Bevilacqua
michael@bevilacqua.us





On 10/17/07, Marty O'Brien <mobrien118@ieee.org> wrote:
Thanks Brent, I appreciate your help. I actually just read the post you are referring to before I posted, but after I googled for a couple hours. And, you are correct, There is a LOT of useful information behind those URLs, however, I am thinking that my problem resides outside of the realm discussed in that information, and hoping that there is an easier way to fix the problem ( i.e. relaying through Comacast's mail servers) that someone is already doing here. Of course, I'm not sure about this or else I would have bee-lined to that solution. It is hard to believe that something as simple as ARPANET's original SMTP RFC has evolved into something this complex!

Also, an update: I installed webmin-postfix and poked around in the settings. I haven't discovered anything in there that I think will help me...yet. (And, BOY are there a LOT of settings!)

Overall, I am in a better position now than I was a couple months ago (when using Verizon internet). I think they block outgoing connections to port 25 altogether!

Thanks again, Brent.

Still hoping to find a solution...


--Marty

On 10/17/07, Brent Saner < brent.saner@gmail.com> wrote:
i better let someone else tackle this. just yesterday i posted asking for help setting up mailstuffs. i'm sure one of the mail gurus in here will help you much better than i can. :) (check the archives for my post, " unraveling the arcane art of mailservers?" and the responses i got. lots of good resources)


On 10/17/07, Marty O'Brien <mobrien118@ieee.org> wrote:
Brent,

When I send to Yahoo! it goes to junk, but when I send to hotmail or my forwarder (ieee.org, which I have forward my mail to my gmail account) it disapears.

I don't know if I get a bounce notice because the "from" email address that the server is sending from is (my linux username)@(my server name).(my domain name) which is not valid because I am only using postfix in the default setup and don't have a pop3 or IMAP server running, and I am extremely novice with postfix/sendmail. Do you know if there is a way to send an email with a different from or reply-to address, and if so, will that help?

Thanks, and I'm sorry if I am totally clueless on this.

--Marty


On 10/17/07, Brent Saner < brent.saner@gmail.com> wrote:
welcome, marty!

when you try to send to an address other than the gmail one (say, a yahoo) does it show up in the junkmail receptacle? do you receive a bounce notice?

On 10/17/07, Marty O'Brien <mobrien118@ieee.org> wrote:
Hello PLUG!

I have lived in Philadelphia (Actually Wyncote) for 12 months and I have been subscribing to this mail-list for 8 months now and reading it whenever I get a chance. Well, I am finally ready to write something (for some help!). So, without further ado:

I have a linux box with Xandros 4.0 installed (A Debian based distro, for those unfamiliar) which comes with a default installation of "postfix".

What works:
Sending an email to mobrien118@gmail.com using the "mail" command line application.

What doesn't work:
Sending an email just about anywhere else.

So, I believe I need to relay my mail through a trusted server somewhere (maybe a Comcast SMTP server) so that POP and IMAP servers won't simply discard it like yesterday's news. Can someone help me make this work? I also want PHP to be able to send mail, although I think this may already be working since I edited php.ini. There is only one line that I think needs editing there, anyway.

I have to warn you all that I am just barely into "Intermediate user" status in Linux.

Surely someone on this group is doing this (sending mail over Comcast's lines).

Thanks in advance. I am looking forward to becoming more active in this community!

--Marty O'Brien

___________________________________________________________________________
Philadelphia Linux Users Group         --         http://www.phillylinux.org
Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce
General Discussion  --   http://lists.phillylinux.org/mailman/listinfo/plug




--
Brent Saner
215.264.0112(cell)
215.362.7696(residence)

http://www.thenotebookarmy.org
___________________________________________________________________________
Philadelphia Linux Users Group         --         http://www.phillylinux.org
Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce
General Discussion  --   http://lists.phillylinux.org/mailman/listinfo/plug



___________________________________________________________________________
Philadelphia Linux Users Group         --         http://www.phillylinux.org
Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce
General Discussion  --   http://lists.phillylinux.org/mailman/listinfo/plug




--
Brent Saner
215.264.0112(cell)
215.362.7696(residence)

http://www.thenotebookarmy.org

___________________________________________________________________________
Philadelphia Linux Users Group         --         http://www.phillylinux.org
Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce
General Discussion  --   http://lists.phillylinux.org/mailman/listinfo/plug



___________________________________________________________________________
Philadelphia Linux Users Group         --         http://www.phillylinux.org
Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce
General Discussion  --   http://lists.phillylinux.org/mailman/listinfo/plug




___________________________________________________________________________
Philadelphia Linux Users Group         --        http://www.phillylinux.org
Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce
General Discussion  --   http://lists.phillylinux.org/mailman/listinfo/plug