[xmail] Re: glst tarball windows

2006-02-15 Thread CLEMENT Francis

gzippd tarbals can be open with this tools (current version)
(and for many, with very old versions too ) :

7zip
unzip
powerarchiver
winzip
winrar
..
..


-Message d'origine-
De : [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] la part de Davide Libenzi
Envoyé : mercredi 15 février 2006 04:43
À : xmail@xmailserver.org
Objet : [xmail] Re: glst tarball  windows



On Tue, 14 Feb 2006, Tony Shiffer wrote:


 I know this is nuts, but none of the tools I have can open 
the glst tarball.
 I do have 3 windows programs that handle tar's, but not this 
tar.  Can
 someone reccomend a windows program that will unpack 
Davide's tarball on
 Windows - or perhaps someone could make the files available for me?

Any version of Winzip will work. Also the unzip.exe will work. 
Google will 
help you finding this stuff.


- Davide


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[xmail] Re: glst tarball windows

2006-02-15 Thread CLEMENT Francis

Davide is true for Unzip :) remove from the list !

-Message d'origine-
De : [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] la part de CLEMENT Francis
Envoyé : mercredi 15 février 2006 10:41
À : 'xmail@xmailserver.org'
Objet : [xmail] Re: glst tarball  windows



gzippd tarbals can be open with this tools (current version)
(and for many, with very old versions too ) :

7zip
unzip
powerarchiver
winzip
winrar
..
..


-Message d'origine-
De : [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] la part de Davide Libenzi
Envoy=E9 : mercredi 15 f=E9vrier 2006 04:43
=C0 : xmail@xmailserver.org
Objet : [xmail] Re: glst tarball  windows



On Tue, 14 Feb 2006, Tony Shiffer wrote:


 I know this is nuts, but none of the tools I have can open=20
the glst tarball.
 I do have 3 windows programs that handle tar's, but not this=20
tar.  Can
 someone reccomend a windows program that will unpack=20
Davide's tarball on
 Windows - or perhaps someone could make the files available for me?

Any version of Winzip will work. Also the unzip.exe will work.=20
Google will=20
help you finding this stuff.


- Davide


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[xmail] Question about Kernel 2.6

2006-02-15 Thread Chad Fleenor

I am currently running xmail on Redhat 9 with kernel 2.4.20-8.  On 
RedHat I had to insert the line export LD_ASSUME_KERNEL=2.4 into the 
xmail startup file.  I am currently working on moving my mail server to 
a stronger box, running Suse 9 with kernel 2.6.5-7.97.  Would I have to 
take this line out or is there any known issues with XMail running on 
this Kernel?  My old mail server has been rock solid, currently with 385 
days uptime.

Thanks for any feedback,
Chad
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[xmail] Re: Spammers - How to block them.

2006-02-15 Thread Rob Arends

The email response below reminds me of the real causes of your slow-to-drop
connections.

  XMail slows down considerably when I use CustMapsList in server.tab.

The process as I understand it for an email that is to be dropped.

1. Remote server starts SMTP connection to xMail.
2. xMail looks up IP in CustMapsList.  (if found then goto 5)
3. xMail accepts the [Mail from] and [rcpt to] info.
4. xMail looks up the SMTP-MaxErrors, the local users and aliases, and
rejects as needed. (maybe even a predata filter)
5. xMail drops the connection.

Ok.
Points 1,3,4,5 are all very easy to understand and configure.  After all,
this is what we have been discussing over the last few days.

Point 2
The longer the CustMapsList the longer the delay before xMail can determine
that the IP was black listed.
xMail will ask each of the RBLs if they have the IP listed, (I think this
synchronously, but could be in asynchronously).  If synchronously, then the
longer the list of RBLS, the longer before xMail can continue.
Even asynchronously xMail would have to wait for the last one to reply.
Obviously if one of the RBLs returns true, then the process stops
immediately.

Now even if you don't have a long list of RBLs, the issue could still be in
this area.
How fast is your DNS server response?
If it times out often or just can't cope, that will lengthen the time for
the RBL responses to xMail.

You can see that one SMTP connection starts a dozen other connections before
the user [rcpt to] is even sent to xMail.  Now multiply that by all the
connections you have, and..  You get the picture.

I can't remember the number of times xMail connection faults have been
reported on this list and they boiled down to DNS issues.

Please check your DNS response time and potentially reduce the RBL list, or
put the most likely match as the first RBL listed.

Get Ethereal and watch your SMTP traffic, you will be amazed at the amount
of traffic one connection spawns.
It will also give you an idea of your DNS traffic.  Remember to use a hub
(or a switch with a monitor port) to capture the traffic, unless you run
Ethereal on the xMail server.

Rob :-)

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
Behalf Of Henri van Riel
Sent: Wednesday, February 15, 2006 6:19 AM
To: Jeff Buehler
Cc: xmail@xmailserver.org
Subject: [xmail] Re: Spammers - How to block them.


Hi Jeff,

 I suspect this makes little difference, but just in case you aren't 
 aware of this, you can run ASSP on a different computer - it doesn't 
 have to be the same system, and so Perl also does not need to be on 
 your XMail system.  I'm not certain why you have feelings about 
 running something in front of XMail if it will simply reduce the 
 burden on your server (significantly) but we all have our reasons, I 
 suppose!

The main reason for not wanting anything installed before XMail is mainly
because I've been having bad experiences with AVmailGate but also because
I'd much rather have XMail solve my problem. There must be a way without
having to install (and maintain) several tools.

 If you aren't processing much email, then I can't understand why you 
 are getting the server too busy errors you mentioned in your first 
 email. Something doesn't sound quite right.  Frankly, even before I 
 was running ASSP, I was processing quite a bit of email (thousands a 
 day, sometimes more, and thousands more a day of SPAM) and I never 
 received an error like that on send.

That's odd. How many smtp threads were you running? I've set the maximum to
16 now where 4 should be enough to handle all incoming mail (easily!).

 I understood you to say that you were getting SMTP connect errors 
 because XMail was taking too long to refuse invalid users.
 Logically, if you are receiving server too busy errors simply from 
 refusing emails to non-valid users (as I read your first email to be 
 saying), which would require an incredible volume of invalid email (or 
 a very, very slow server), then the only way to prevent server 
 overload would be to put something in front of XMail, since XMail is 
 already refusing those emails that are causing the problem.  But I 
 must have misunderstood given the direction the rest of this thread 
 has taken.

The server won't break any speed records, that's true. Still, it should be
more than good enough for my purposes. XMail slows down considerably when I
use CustMapsList in server.tab. My guess is that these services are very
slow and XMail has to check 4 or 5 for each and every email it receives. I
guess all my smtp threads are busy waiting for a reply from these anti-spam
services and are unable to allow other connections. Setting SMTP-RDNSCheck
to 1 in my server.tab also slows down mail processing in XMail.

 If it is simply an issue of SPAM in general, and you need to block it, 
 and you don't want to use something like ASSP (for reasons of 
 purity?), then your best bet is greylisting (as Rob Arends covers 
 

[xmail] Re: Question about Kernel 2.6

2006-02-15 Thread Jeffrey Laramie

On Wednesday 15 February 2006 09:02, Chad Fleenor wrote:
 I am currently running xmail on Redhat 9 with kernel 2.4.20-8.  On
 RedHat I had to insert the line export LD_ASSUME_KERNEL=2.4 into the
 xmail startup file.  I am currently working on moving my mail server to
 a stronger box, running Suse 9 with kernel 2.6.5-7.97.  Would I have to
 take this line out or is there any known issues with XMail running on
 this Kernel?

I've run XMail on several different versions of SuSE without problems. I 
currently have a server running on 9.1 and am testing openSUSE 10.0-OSS, both 
unmodified and without any issues. I'm also running a mail server on Mandriva 
2006.0 and while XMail runs fine, I've had trouble installing some of the 
SpamAssassin modules. I'd have to look it up, but off the top of my head I 
think it was the Net::Ident module that I couldn't install on Mandriva.

 My old mail server has been rock solid, currently with 385 
 days uptime.

Very Nice!

Jeff
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[xmail] Re: Spammers - How to block them.

2006-02-15 Thread CLEMENT Francis


To reduce CustMapsList processing time, you can, with most of 'big
blacklist' mainteners (spamcop, rbl, ..) do local a mirror for the zones in
a local dns server, so you could reduce dns traffic dramaticaly and
custmaplist response time by saying xmail to use the local dns server.

Note that I never used this setup for local custmaslists, as we have enought
bandwidth et power for our current usage. So don't ask me how to do (or at
last ressort ;-) ). First check the list maintener web site for instructions
;-)

Francis

-Message d'origine-
De : [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] la part de Rob Arends
Envoyé : mercredi 15 février 2006 15:07
À : xmail@xmailserver.org
Objet : [xmail] Re: Spammers - How to block them.



The email response below reminds me of the real causes of your 
slow-to-drop
connections.

  XMail slows down considerably when I use CustMapsList in server.tab.

The process as I understand it for an email that is to be dropped.

1. Remote server starts SMTP connection to xMail.
2. xMail looks up IP in CustMapsList.  (if found then goto 5)
3. xMail accepts the [Mail from] and [rcpt to] info.
4. xMail looks up the SMTP-MaxErrors, the local users and aliases, and
rejects as needed. (maybe even a predata filter)
5. xMail drops the connection.

Ok.
Points 1,3,4,5 are all very easy to understand and configure.  
After all,
this is what we have been discussing over the last few days.

Point 2
The longer the CustMapsList the longer the delay before xMail 
can determine
that the IP was black listed.
xMail will ask each of the RBLs if they have the IP listed, (I 
think this
synchronously, but could be in asynchronously).  If 
synchronously, then the
longer the list of RBLS, the longer before xMail can continue.
Even asynchronously xMail would have to wait for the last one to reply.
Obviously if one of the RBLs returns true, then the process stops
immediately.

Now even if you don't have a long list of RBLs, the issue 
could still be in
this area.
How fast is your DNS server response?
If it times out often or just can't cope, that will lengthen 
the time for
the RBL responses to xMail.

You can see that one SMTP connection starts a dozen other 
connections before
the user [rcpt to] is even sent to xMail.  Now multiply that by all the
connections you have, and..  You get the picture.

I can't remember the number of times xMail connection faults have been
reported on this list and they boiled down to DNS issues.

Please check your DNS response time and potentially reduce the 
RBL list, or
put the most likely match as the first RBL listed.

Get Ethereal and watch your SMTP traffic, you will be amazed 
at the amount
of traffic one connection spawns.
It will also give you an idea of your DNS traffic.  Remember 
to use a hub
(or a switch with a monitor port) to capture the traffic, 
unless you run
Ethereal on the xMail server.

Rob :-)

-Original Message-
From: [EMAIL PROTECTED] 
[mailto:[EMAIL PROTECTED] On
Behalf Of Henri van Riel
Sent: Wednesday, February 15, 2006 6:19 AM
To: Jeff Buehler
Cc: xmail@xmailserver.org
Subject: [xmail] Re: Spammers - How to block them.


Hi Jeff,

 I suspect this makes little difference, but just in case you aren't 
 aware of this, you can run ASSP on a different computer - it doesn't 
 have to be the same system, and so Perl also does not need to be on 
 your XMail system.  I'm not certain why you have feelings about 
 running something in front of XMail if it will simply reduce the 
 burden on your server (significantly) but we all have our reasons, I 
 suppose!

The main reason for not wanting anything installed before 
XMail is mainly
because I've been having bad experiences with AVmailGate but 
also because
I'd much rather have XMail solve my problem. There must be a 
way without
having to install (and maintain) several tools.

 If you aren't processing much email, then I can't understand why you 
 are getting the server too busy errors you mentioned in your first 
 email. Something doesn't sound quite right.  Frankly, even before I 
 was running ASSP, I was processing quite a bit of email (thousands a 
 day, sometimes more, and thousands more a day of SPAM) and I never 
 received an error like that on send.

That's odd. How many smtp threads were you running? I've set 
the maximum to
16 now where 4 should be enough to handle all incoming mail (easily!).

 I understood you to say that you were getting SMTP connect errors 
 because XMail was taking too long to refuse invalid users.
 Logically, if you are receiving server too busy errors simply from 
 refusing emails to non-valid users (as I read your first email to be 
 saying), which would require an incredible volume of invalid 
email (or 
 a very, very slow server), then the only way to prevent server 
 overload would be to put something in front of XMail, since XMail is 
 already refusing those emails that are causing the problem.  But I 
 must have misunderstood given the 

[xmail] Re: Spammers - How to block them.

2006-02-15 Thread Henri van Riel

Hello Rob,

Tuesday, February 14, 2006, 2:19:14 PM, you wrote:

 Try
 SMTP-MaxErrors1 
 In server.tab

 If there is ONE erroneous RCPT TO, then dump the connection.

I've tried it and it works really well! The only problem is... even a
legitimate server can cause an smtp error every once in a while...

 Once you kill off all the repeat connections, then you might
 increase to 2, and combine with your script to cover other issues. I
 have mine set to 3.

I'll set it to 3 and watch the log for errors.

 GLST - I have Windows, so it was all built into glst.exe.  I don't
 know for Linux.

Thanks for the hint anyway!

-- 
Henri.


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[xmail] smtp works / pop doesn't

2006-02-15 Thread rommelaccount
Hey all,
  
  I successfully installed xmail on a NSLU2 and it works very well. But  when I 
open outlook or a similar email-app it can find the pop server  but fails to 
log in. I use [EMAIL PROTECTED]  as a loginname and the password is 100% 
correct. When I telnet to  server:110 I get a login message and when I type my 
username and hit  enter, the telnetbox disappears.
  Where did I go wrong or what point did I miss?
  
  Gr. Martin
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[xmail] Re: Odd connections...

2006-02-15 Thread Davide Libenzi

On Wed, 15 Feb 2006, Henri van Riel wrote:

 I noticed something weird... I'm monitoring my mailserver very closely
 because of the recent problems and I noticed x35.xmailserver.org
 (69.30.125.51) connects to my server every now and then:

 # netstat -a | grep myserver:25, returns:

 tcp 0 0 myserver:25 x35.xmailserver.o:37670 ESTABLISHED

 This was a couple of minutes ago, around 5pm my time.

 Obviously I thought there was mail coming in from the list but when I
 checked there was nothing. That's odd. To be sure, I checked my smtp
 log and it said the last connection from that server was at 10:46 my
 time...

 Shouldn't the connection have shown up in my smtp log? Why would a
 server connect to xmail and not deliver mail? If it would have been
 rejected it would have showed up in the log I think.

This can happen for various reasons, like your server stuck in a DNS 
local address resolution (done at the very beginning of the SMTP session) 
or by something happened to the network in the middle that broke the link.


- Davide


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