Which port are these clients using? Can they be set up (correctly) to
use SSL (port 465) or MSA (port 587)? It would seem to me that using SSL
would solve the problem nicely (unless the ISP is blocking that port),
as the ISP would then be unable to filter the content since it would be
I have not noticed this specifically with xmail, but I have noticed this
with other applications. I wrote a very simple test application once
(that did nothing but spawn threads which sat idle for 5 minutes, then
exited). The count was right around 1800 when the application became
unable to
Rob Arends wrote:
Hi Tracy,
I've done [EMAIL PROTECTED]
But not specifically tested your [EMAIL PROTECTED]
I would have to lab it; so I think you are left in the same boat.
Sorry.
Thanks Rob. I'll probably try to set it up and test it sometime this week.
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Davide Libenzi wrote:
alias can be a wildcard *name*. It cannot contain a domain, for which
you have the domain field. The realaccount filed can be a full email
address, not alias.
Thank you... That's what I needed to know.
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I am looking at making a few wildcard aliases, and I don't seem to be
able to find anything in the documentation that says whether or not this
will work as expected. So:
1) Do aliases use the same StrIWildMatch function that is used in the
SMTPUtils.cpp class?
2) Are alias names allowed to
Davide Libenzi wrote:
On Fri, 7 Sep 2007, Tracy wrote:
I am looking at making a few wildcard aliases, and I don't seem to be
able to find anything in the documentation that says whether or not this
will work as expected. So:
1) Do aliases use the same StrIWildMatch function that is used
As I understand it, the POP3 specification indicates that the mailbox
will be locked for the duration of any login session. I'm not sure that
changing that would be a good idea - introduces non-standard behavior.
If you need multiple login access to a mailbox, you really need to move
to IMAP
Kirk Friggstad wrote:
Has anyone done any work with authenticating XMail against a Windows Active
Directory system? Just curious if it can be done, if anyone has code to
share, etc. before I go possibly re-inventing the wheel. Thanks!
I wrote some code a while back to do that - but I haven't
I have a user who is telling me that they attempted to send email to
various places and the emails are simply vanishing. One of the places is
to the place they work, and another was to Yahoo.
I've looked in my logs, and I see the mail coming into my server
(verified by the SMTP logs showing
address, and points back to the IP of the mailserver.
Ivo
- Original Message -
From: Tracy [EMAIL PROTECTED]
To: xmail@xmailserver.org
Sent: Thursday, April 26, 2007 1:13 PM
Subject: [xmail] Vanishing mails?
I have a user who is telling me that they attempted to send email
...)
Ivo Smits wrote:
What OS do you use on your mailserver?
You can use tcpdump (on linux) or WireShark (windows and linux) to capture
the SMTP session with the remote SMTP server, and see all the response codes
and commands from both sides.
Ivo
- Original Message -
From: Tracy
Davide Libenzi wrote:
A record is logged inside the SMAIL log, *only if* the remote MTA returned
a 2xx response at the end of the DATA transaction. At that point, it is
the remote MTA responsibility to ensure the message is delivered through
the next steps.
Thanks, Davide. I thought
Davide Libenzi wrote:
It SHOULD check at the nameservers for yahoo.com, if they return the
requested record (MX), the resolver has its answer (which is the case!), if
it does not return the requested record type, it should retry at the
returned NS records.
It does. It tries to go the
Francesco Vertova wrote:
At 13.10 15/03/07, you wrote:
I'm currently using GLST with Xmail 1.24, and I've noticed that the
glst.dbm file never seems to shrink. The glst-lame.dbm grows each time I
do glst --cleanup, but the glst.dbm file only gets larger.
I think glst.dbm is supposed to
part de Tracy
Envoy=E9 : jeudi 15 mars 2007 13:56
=C0 : xmail@xmailserver.org
Objet : [xmail] Re: Question about GLST
Francesco Vertova wrote:
At 13.10 15/03/07, you wrote:
=20
I'm currently using GLST with Xmail 1.24, and I've noticed that the
glst.dbm file never seems to shrink. The glst
Rob Arends wrote:
your spamtrap emails will be seen as individual addresses until the smtp
session is closed, then xmail puts them all in one mbox.
Glst will see them all - this will affect your db size - unless you are
bypassing glst on your spamtrap emails.
Actually, no. Looking at the
Filip Supera wrote:
Davide Libenzi a écrit :
Hmmm, that shouldn't happen. Did anyone else have problems with wlex?
Does anyone else use wlex with success ?
I never tried it. I have a slightly more complicated set of conditions
necessary for whitelisting, which includes checking a list of
Davide Libenzi wrote:
On Sat, 20 Jan 2007, Brian Z wrote:
Does anyone have any good low cost antivirus setups for XMail running on
linux?
Since the viruses that affect windows and linux are quite different, are
the linux antivirus libraries as affective against finding windows
viruses
I'd love to have that - it would have helped me a lot the other day when
I was having queue problems. Something similar to froz* commands, but
for queue instead
Davide Libenzi wrote:
How badly would be needed the ability to list in flight messages, with
the ability to schedule now
I'd call it nice to have, rather than necessary. If it rides another
version, I won't cry. Much...:)
Davide Libenzi wrote:
On Mon, 6 Nov 2006, Norbert Doeberlein wrote:
Yes, I think that is very valuable!
And please give Harald enough info so he can update XQM. ;-)
Hmmm, ... this would
Pedro Jaramillo wrote:
Greetings to all members of the xMail-Server family,
Could anyone help me figure out what the following codes mean?
AUTH=EFAIL:TYPE=LOGIN
User was attempting to authenticate to send mail, using the LOGIN
protocol. Authentication failed (possibly bad credentials).
Rob Arends wrote:
snip some stuff
Then in xmail's server.tab - CustMapsList, list your RBL first. (obviously
you'd need your resolv.conf to point to your named otherwise you'd need to
delegate and make public your RBL.) I have a local named running as a cache
anyway, so hosting a zone is an
Rob Arends wrote:
set something like that up in BIND without having to list each host or
subdomain...
Re: the above from Tracy, not sure about what you mean. If you mean
mailserver1.spammer.com and mailserver2.spammer.com, needing to be listed.
No, only the domains, no the hosts. So
Note: Windows 2000 platform:
I'm currently running a slightly stale version of xmail (I'm still
running it because I made some custom mods to a few things and I haven't
had time to pull the source and update a new version with the mods).
It's running fine (now that I cleaned some bad messages
Davide Libenzi wrote:
On Wed, 1 Nov 2006, Tracy wrote:
Note: Windows 2000 platform:
I'm currently running a slightly stale version of xmail (I'm still
running it because I made some custom mods to a few things and I haven't
had time to pull the source and update a new version
error
code and message (perhaps in a .REJ file or some similiar method), and
simply indicate to XMail by the filter return code whether to terminate
mail processing for the message, or simply dump this recipient.
But I suppose it will be up to Davide how he wants to handle this...
Tracy
Oh! Oh! Me! Me! jumps up and down
:)
Davide Libenzi wrote:
How many would appreciate per-RCPT SMTP filter capabilities?
- Davide
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the body of a message to [EMAIL PROTECTED]
For general help: send the line help
Davide Libenzi wrote:
On Fri, 27 Oct 2006, Tracy wrote:
Well, it was definitely a corrupt message of some kind in the outbound
queue. Once I got about 200 of the waiting messages out of the queue,
local mail delivery started flowing again.
It looked like it might have been more than one
data filters are not hanging up
anywhere - there aren't any copies of them still hanging around in the
process list. And I've tried restarting the machine (same effect as
restarting XMail - queued mail gets delivered, new arriving mail sticks
in the queue).
Tracy
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Resending because I didn't get an echo - not sure if it made it to the
list...
Tracy wrote:
Soenke Ruempler wrote:
Hi Tracy,
On 27.10.2006 14:00, Tracy wrote:
I'm running XMail 1.20 (I know, not the current version) on Windows
2000 Server (SP4). I have two filters that run (one from pre
You can get at them with the frozlist and frozgetlog ctrl commands...
Rob Arends wrote:
Thanks Soenke.
I'm just confirming my understanding then:
The /slog/ logs are removed once successful transmission is completed - and
then logged to smail.
Upon failure they are removed also, if
, not for outbound. But I
do know stunnel can support outbound (client-type) connections - and I
*think* there was an example on their site on how to set it up (but it's
been over a year since I was there, so)
Tracy
Paul Allen wrote:
Ok, dude, that was less than helpful, so perhaps you didn't
FYI - Spamcop's BL is very heavy with false positives. Not to say it
can't be useful as part of a scoring system, but if you use it directly
to reject mail, you're *going* to lose legitimate mail...
Jorn Hass wrote:
Hi all.
For those that are interested, I did some quick reports for the
The source code for the NTAuth app should be included in the ZIP file.
You are welcome to modify it to run on Linux using Samba if you like.
I don't know anything about Samba programming, and I don't have a Linux
dev station to work from, so I can't do the port for you.
Cesar L. Meloni wrote:
Personally, I'd like to see the ability to call external filters at each
stage of the process (connect, HELO/EHLO, MAIL FROM, RCPT TO (once for
each recipient), DATA, and post-DATA). Ideally, these would be triggered
once the command is accepted and parsed, but before the SMTP result code
is
Rob Arends wrote:
Yes I agree, if there is a lookup failure it should fail immediately.
Also if the DNS lookup is ok, and Xmail cannot connect to the IP address, it
should fail immediately.
Now I hear you say, no!!!
This is the correct function. This is why the RFCs call for a secondary
Here's an exact copy of a POP3 telnet session with my mail server - the
only change is to replace my password with . Note that lines
sent by the server begin with + (the banner line will wrap in the
email). The lines I typed are the user, pass, stat, and quit lines.
+OK [EMAIL
Hmm... Is this machine accessible from the net? I tried telnetting to
mbuijtendijk.nl and the banner that came up was for a Kerio mail server...
The telnet window closing - the only reason I know of for that to happen
is an invalid character in the input (something non-ASCII). Otherwise,
you
an error message
The box is a NSLU2 from linksys which is going to replace my server
(mbuijtendijk.nl).
Gr. Martin
_
From: Tracy [mailto:[EMAIL PROTECTED]
To: xmail@xmailserver.org
Sent: Thu, 16 Feb 2006 14:36:08 +0100
Subject: [xmail] Re: smtp works / pop doesn't
Hmm
Another possible solution is the option to allow - perhaps by server.tab
variables - the postponing of any specific checks for rejection to the
pre-data phase, and have a policy variable which simply holds a
particular value for each recipient. As recipients are received by the
mail server,
Davide Libenzi wrote:
On Thu, 8 Dec 2005, Adrian Hicks wrote:
If you're running GNU/Linux on your mail server you can use iptables to
create a firewall to protect XMail. Works a dream here.
The problem he's having is that he wants an AUTH session to overrule the
IP blocking.
I
I believe Davide is gone on vacation Or maybe he hasn't left yet?
Rob Arends wrote:
Davide, can you take this guy out of the list.
Rob :-)
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
Behalf Of Randy Adams
Sent: Friday, July 22, 2005 10:11 PM
Spyros Tsiolis wrote:
Hello again people,
OK, another question I have is that since version 1.19 (I think) of xmail,
if you try to actually
telnet to port 25 from any other address other than localhost, it behaves as
the smtp service
is not running (refuses connection).
I really need
At 10:53 6/22/2005, Yann LE ROCH - Agence CHROM wrote:
Hello=20
I use http://software.dolist.net/xscanner.asp on my xmail 1.18 (windows =
2000
server)
I just want to know if it's possible to send an e.mail notification to
recipient when a e.mail is blocked by xscanner.
Spamassassin is too
Did you follow the link provided? It should give you some idea of why your
mail was rejected.
Assuming that the IP address in the rejection message is the same as the
one from which your mail was sent, it would appear that the IP address is
listed in the DUL blocklist (DUL = Dial Up Listings).
At 01:12 4/7/2005, Alexander Hagenah wrote:
Once it's all set up, though, the Exchange server will receive
incoming mail from Xmail (with all validation and spam / virus scans
done prior to receipt), and all outbound mail from the Exchange
server will go through Xmail as a smarthost.
=20
At 13:13 4/7/2005, Brett wrote:
I have thought about forcing Exchange to use port 24 which should pretty
well stop it doing anything but have not researched setting up XMail to
run on both ports 25 and 24 - I am not even sure it can.
Sure it can. You can run Xmail on any ports you want. I
At 06:03 4/6/2005, Brett wrote:
Mail for MYCOMPANY.COM is handled by XMail at MYDOMAIN.COM
All mail (that gets thru the filters) for MYCOMPANY.COM is
handed to an (GACK!) Exchange 2000 server.
I do this thru a Custom Domain.
First anything getting through the Spam Lists, DNS, etc. and received
At 13:58 4/6/2005, Brett wrote:
Since this all feeds into an Exchange 2000 server (which is 'stunningly
stupid' and was made even 'more stupid' when we tried to use GFI on it
never mind the huge COST of the GFI software that - as it looks now - is
in a bad ROI ratio compared to XMail 8-) about all
At 15:59 4/6/2005, Brett wrote:
Once it's all set up, though, the Exchange server will receive incoming
mail from Xmail (with all validation and spam / virus scans done prior
to receipt), and all outbound mail from the Exchange server will go
through Xmail as a smarthost.
I can't seem to
I wrote a web-based mail access program (very simplistic) a year or so ago.
Writing a TCP/IP module to handle the POP3 access to the mail isn't that
hard - might be worth doing to give yourself some flexibility.
At 19:20 3/31/2005, Dustin C. Hatch wrote:
As I said, PHP does the downloading, so
Which number are you using for the message ID number? How are you getting
this number?
At 07:04 3/30/2005, Dustin C. Hatch wrote:
I recently developed a webmail client for POP3/POP3S so that I could use
native XMail support and webmail. The way the inbox is designed, messages
are released in
As Davide said, those numbers are only valid for the specific POP3 session
that you received them in. Future sessions are not guaranteed to have the
same numbers for the same messages.
You should use the UIDL numbers. Retrieve them as:
+OK Maildrop has 4 messages (12788 bytes)
UIDL
+OK 4
1
At 00:09 3/13/2005, Kroll, David wrote:
This is a Win2003 DNS issue.
Some mailservers behind firewalls which do not allow transfer of UDP packets
larger than 512 bytes may not be able to return the MX record
If your firewall restricts UDP packet transfers though, you may want to
verify that it
to change)
At 09:46 3/13/2005, Dario wrote:
That should be in RFC 2671...
Dario
-Messaggio originale-
Da: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Per
conto di Tracy
Inviato: domenica 13 marzo 2005 14.43
A: xmail@xmailserver.org
Oggetto: [xmail] Re: Problems with hotmail.com
At 00:09 3
At 05:40 2/27/2005, Liron Newman wrote:
Every time I create an alias for a web site or such, I add it as an alias
to a specific user account. Then I set up an unknown user account which
gets the * alias.
I considered the option, but I didn't want to be bothered with creating
accounts all
At 09:55 2/26/2005, Liron Newman wrote:
Phillip R. Shaw wrote:
I make up lots of email addresses, this is a personal domain, every
website I go to I make up a new email address for them. Means I can't
block non-existing addresses.
Just a quick comment about this - I use the same method for
terribly hard, but I'm not comfortable enough=20
with the quality of my code to be able to share it with anyone. If someone=
=20
wants to discuss it in the abstract (for instance, in preparations to=20
making their own modifications), I'd be happy to do so, on or off list.
Tracy=20
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At 20:33 2/14/2005, [EMAIL PROTECTED] wrote:
But because that is possible with SMTP filters, it should have very low
priority (imho).
Here you've lost me :(, how is possible with SMTP filters to bypass RBLS
and spammers.tab, can I have a small example please ???
Turn off the checks inside
is an entry which appears to indicate that
this was, in fact, caught by a mailproc.tab instance:
karen.arisiasoft.com 1106419542602.2656.42d9.karen S178236
[EMAIL PROTECTED] [EMAIL PROTECTED] EXTRN
Quarantine.exe2005-01-22 13:45:06
Any insight?
Tracy
At 15:28 1/22/2005, Davide Libenzi wrote:
processed by the SMTP engine. My understanding was that by the time a
message got to the mailproc.tab filter for a specific user account, that
the items used for SMTP processing (such as the lines containing the local
message id, the MAIL FROM and
At 16:19 1/22/2005, S=F6nke Ruempler wrote:
Or, perhaps, is there a way to force xmail to process the message
into the format expected in the mailbox directory before the
execution of external commands from mailproc.tab *without* actually
delivering the message to the mailbox?
No, there
At 09:01 1/10/2005, S=F6nke Ruempler wrote:
What do you think? What could be the implications of the
current status,
and of changing it? Does it even matter (SPAM scores maybe? I don't
know..)?=3D20
Yes, the HELO and the RDNS of your outgoing IP should be the same to =3D
avoid
other
At 16:40 1/3/2005, Dario wrote:
ahhh, that global DNS based GLST derived blacklist would be perfect,
but would that have an impact on legitimate e-mail?
*Any* DNSBL can have an impact on legitimate email. There is no way to
avoid this possibility completely without simply not using them.
-
To
I've set up an instance of Xmail's SMTP to listen on port 587, but I
haven't gone to the trouble to require SMTP AUTH on that port yet. I also
set up stunnel to allow secure connections on port 465.
I would love for Xmail to have an MSA implementation on port 587 that
required AUTH and allowed
At 09:20 11/19/2004, Jason J. Ellingson wrote:
For those using my XMail AV filter for Win32, I thought I'd give you an
update on AV testing...
I've been testing F-Prot, McAfee, and Sophos for a couple weeks now and
after several thousands of emails we have a definite winner...
F-Prot is by far
At 09:53 11/19/2004, Jason J. Ellingson wrote:
I think that would work great for an end-point mail server. You could never
do that if you were hosting emails for others. I have users on
###-###.dsl.net addresses that have email accounts on my servers. They
wouldn't be able to send emails.
They
Um, perhaps I'm missing something obvious here, but... POP3 is not involved
in the sending of messages, hence there is no reason for POP3
authentication to be used when sending messages.
If you want to use external authentication for sending messages then you
need to set up SMTP
At 02:03 11/11/2004, S=F6nke Ruempler wrote:
[EMAIL PROTECTED] wrote on Wednesday, November 10, 2004 4:01 =3D
PM:
Why are you accepting, then bouncing, mail? In today's
climate of widely=3D3D20
forged envelope senders, it doesn't make sense to accept then bounce
- as=3D3D20 much as
At 19:22 11/11/2004, Jeffrey Laramie wrote:
Hi All-
The mail server belonging to a client of mine mail.client.com uses another
server relay.client.com to relay outgoing mail. mail.client.com appears to
be correctly configured but relay.client.com doesn't resolve. Mail from this
domain is bounced
At 19:22 11/11/2004, Jeffrey Laramie wrote:
Hi All-
The mail server belonging to a client of mine mail.client.com uses another
server relay.client.com to relay outgoing mail. mail.client.com appears to
be correctly configured but relay.client.com doesn't resolve. Mail from this
domain is bounced
At 02:12 11/10/2004, S=F6nke Ruempler wrote:
hi,
I noticed that XMail accepts addresses like:
MAIL FROM: Man_Bond_Communications_Limited[EMAIL PROTECTED]
Is that right? If Xmail bounces this address, the bounce goes to
[EMAIL PROTECTED] ?!
I can't speak to whether or not Xmail should accept
This came across one of the spam lists and I was wondering if these would
be caught as invalid addresses by Xmail?
In: MAIL FROM:@
Out: 501 Bad address syntax
Nice. Bruce G. checks for the following (and so do I now):
!
.
%
*
+
-
/
I'd only seen ! so far. Yay! One more thing to check
And this has what, exactly, to do with XMail?
At 15:14 10/14/2004, Edinilson J. Santos wrote:
http://www.jeftel.com
Edinilson
-
ATINET-Professional Web Hosting
Tel Voz: (0xx11) 4412-0876
http://www.atinet.com.br
---
Outgoing mail is
Returning a 550 error in the protocol session does not send an NDN message
to the forged sender. It rejects the message before delivery is accepted.
The only way I can see sending the message to your administrative account
would be to have the filter create a new message using the content your
At 17:44 9/14/2004, Davide Libenzi wrote:
On Tue, 14 Sep 2004, kalinga wrote:
We installed an Xmail server in our organisation, now we want to create a
LDAP Address book on this mail server, Does Xmailserver supports
LDAP intergartion?
No, XMail does not talk LDAP.
However, filters and
More like, he's trying to set up a MSA port (RFC 2476) for user submission
of email independent of location.
MSA (port 587) - direct-to-MX client submissions, requires authentication.
MTA-to-MTA submissions not allowed here.
SMTP (port 25) - MTA-to-MTA submissions, doesn't require
I know Davide is gone and all, but this was kind of weird and I wanted to
see if anyone else had noticed it.
I've made a couple of custom mods to the xmail source code so that I can
block on RDNS patterns (as well as MAIL FROM patterns). However, none of my
modifications touched any of the
At 11:52 8/18/2004, Bill Healy wrote:
Here's the first one you thought shouldn't match broken down
210-20-54-173.rev.home.ne.jp matched pattern *-*-*-*.home.ne.jp
* matches 210
- matches -
* matches 20
- matches -
* matches 54
- matches -
* matches 173.rev
..home.ne.jp matches .home.ne.jp
But the
At 00:16 7/30/2004, Gerald V. Livingston II wrote:
Besides, I can write a script with all the grep commands in it and train a
monkey to handle the initial searches so all I have to look at is log snips
with relevant info (of course, working for a small company, I have no
monkeys to train).
You
At 09:13 7/28/2004, Jeffrey Laramie wrote:
While looking at the report from dnsreports.com I see that they are warning
that my mail server doesn't accept domain literals. I seem to recall
reading somewhere recently that this was no longer required or even
desirable. Any thoughts on this? If I
At 14:28 7/28/2004, Shiloh Jennings wrote:
Personally, I think it is a better idea to require everybody to use SMTP
AUTH to relay. Trusting IPs opens the door to a lot of relaying,
especially when one of the PCs gets a virus on it. Even using POP
before SMTP is a bad idea in my opinion because
At 19:32 7/28/2004, Gerald V. Livingston II wrote:
With one exception. Using SMTP AUTH I know who's account to shut down for
abuse without ever having to leave the mail log and cross reference a
connection log. Especailly if the user is sending mail while connected via
some other ISP or corportae
At 16:23 7/27/2004, Jeffrey Laramie wrote:
[EMAIL PROTECTED]:~ nslookup
Note: nslookup is deprecated and may be removed from future releases.
Consider using the `dig' or `host' programs instead. Run nslookup with
the `-sil[ent]' option to prevent this message from appearing.
set type=ptr
At 11:54 7/12/2004, Bowen Moursund wrote:
192.168.1.104
That's a non-routable address, and should not be checked against a DNSBL.
Any DNSBL should (legitimately) reject that address
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At 12:15 7/12/2004, Bowen Moursund wrote:
At 11:54 7/12/2004, Bowen Moursund wrote:
192.168.1.104
That's a non-routable address,
Yes, I know.
and should not be checked
against a DNSBL.
Any DNSBL should (legitimately) reject that address
Well then why is XMail doing so, and
At 12:40 7/12/2004, Bowen Moursund wrote:
Whitelist non-routable addresses if you must use them?
All IPs are being rejected, not just local LAN addresses.
Show some log entries for non-local IP addresses.
I'm using 1.20 locally on Windows 2000 Server, with about a dozen DNSBLs,
with no
At 03:46 6/24/2004, Thomas Berger wrote:
XMAIL should drop servers which gave 5xx errors from further retries
in transmission but should continue as long there are any servers
left. This will be a bit inconvenient when (due to misconfiguration)
some of the MX time out permanently because XMAIL
At 10:22 6/24/2004, Thomas Berger wrote:
When XMAIL encounters a 5xx response for a given piece of mail from a
certain MX for the target domain, it should (of course?) not retry its
delivery attempts to *this* server (and this pice of mail). However
XMAIL should try delivery (of this piece of
At 10:22 6/24/2004, Thomas Berger wrote:
Admittedly I didn't try it out, from my understanding of RFC 2821 the
target MTA admin could correctly argue that my MTA should be cope with
that situation: He still has another working MX (and his DNS is properly
set up) and it is not his fault that my MTA
At 05:41 6/16/2004, Goesta Smekal wrote:
We are facing a dramatic increase of SMTP traffic due to that. Since
there is
no attachment AV doesn't get it. Since there is no 'normal' sign of spam (like
multiple recipients, junk characters etc.) spamfilters are unlikely to get it
either.
I can't
At 10:24 6/16/2004, lac wrote:
Of course 1. and 2. are not feasible for about 99% of broadband users who
want to run a legitimate mail server. Static address and RDNS is out of the
question (an ISP usually charges a busisness rate for this)
I think your percentage is a little high (I find the
At 11:54 6/16/2004, lac wrote:
It's funny that the main reason why I'm running my own mail server is the
spam. I like having a complete control over creating disposable email
accounts. If I buy something from Amazon I create '[EMAIL PROTECTED]'
account. When I get spam addressed to '[EMAIL
At 03:09 6/11/2004, Goesta Smekal wrote:
I do a similar thing for two months : Every mail reportet to be infected
gets a
second treatment:
* look for originating IP (of SMTP envelope, _not_ headers)
* resolve its domain
* get the MX for that domain
* if the IPs are not equal, block the host,
At 08:22 6/3/2004, you wrote:
This is a CRAZY idea !
In a few time you have banned 50% or more of internet traffic !
alex wrote:
It's actually not a crazy idea, because a very large percentage of the
virus traffic on the Internet originates from end-user boxes (machines that
were never
At 08:38 6/3/2004, you wrote:
I think this is useless at best and harmful at worst. These are not
spammers or spammers' ISPs.. These are innocent users. What would you
get by blocking them? Nothing, there would be a zillion other infected
ones. Plus, get an AV filter for your server instead, you'd
At 08:43 6/3/2004, you wrote:
as adsl-99-25-74-211.dsl.blvloh.ameritech.net). Since these kinds of
machines are 1) not intended to deliver mail, and 2) prohibited by their
ISP's Terms Of Service or Acceptable Use Policies from running mail
servers, there is no reason not to block them. And
At 09:36 6/3/2004, you wrote:
To bring this to the realm of spam rather than viruses, I have some
of the RDNS blocking set up through SpamAssassin. I've noticed that
this sometimes creates false positives for mail that originated on a
dynamic DSL address, and then was relayed through that users
At 11:07 6/3/2004, you wrote:
Our delayed delivery problems were (probably) solved with SmartDNSHost
setting.
However, I lost whole day with that :-(((
I assume that if SmartDNSHost is not set, XMAIL tries to resolve DNS
queries by its own DNS resolver.=20
My DNSROOTS file (after decompresing
At 09:50 6/2/2004, you wrote:
Doing this in online SMTP is impossible. The step that goes from the SMTP
session to the message delivery is definitely not atomic. It'd be possible
to reject the message at mailbox delivery time, by sending a notification
message to the sender. Considering
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