Re: Check for localtime?

On Thu, 2011-05-05 at 09:56:10 +0800, Uwe Heinz Rudi Dippel wrote: > I upgraded my OpenBSD from 4.8 to 4.9; that is postfix 2.7.1 to 2.7.2 > Now when I start, it complains about > postfix/postfix-script: warning: /var/spool/postfix/etc/localtime and > /etc/localtime differ > It doesn't on 2.7.1, t

localhost pitfall in resolver/solving "Host or domain name not found. Name service error for name=localhost type=A: Host not found" (also type=AAAA)

Greetings, and sorry for the subject spam with search engine fodder, but I've wasted hours debugging something that wasn't obvious but I believe I have a somewhat useful overview now that I'd like to share. My problem was that Postfix's smtp could not DNS-resolve "localhost", but could resolve ot

Check for localtime?

I upgraded my OpenBSD from 4.8 to 4.9; that is postfix 2.7.1 to 2.7.2 Now when I start, it complains about postfix/postfix-script: warning: /var/spool/postfix/etc/localtime and /etc/localtime differ It doesn't on 2.7.1, though both are different there as well: # ls -l /etc/localtime lrwxr-xr-x 1 r

Re: mail server are relayed ?

Dear andreas, thanks for your reply, I know. thanks. Deng On Wed, 04 May 2011 11:10:24 +0200, lst_ho...@kwsoft.de wrote: > Zitat von "WeiHua.Deng" : > >> Hi Everybody, i find a abnormal log in maillog file for postfix. a user can send email , non ip address and non from username prese

Re: Relaying mail from outside through Postfix to Exchange

Thank you all for your most helpful tips. I will spend some time with this information and see what I come On Wed, May 4, 2011 at 1:01 PM, Jeroen Geilman wrote: > On 05/04/2011 09:36 PM, Christopher Adams wrote: >> >> Hello, >> >> I am attempting to get Postfix working as a relay to an Exchange 2

Re: Relaying mail from outside through Postfix to Exchange

On 05/04/2011 09:36 PM, Christopher Adams wrote: Hello, I am attempting to get Postfix working as a relay to an Exchange 2010 server in the same subnet. The incoming mail may originate from the same subnet, but it all goes through a central server that is outside the subnet. I am doing this for

Re: Relaying mail from outside through Postfix to Exchange

On 5/4/2011 2:36 PM, Christopher Adams wrote: Hello, I am attempting to get Postfix working as a relay to an Exchange 2010 server in the same subnet. The incoming mail may originate from the same subnet, but it all goes through a central server that is outside the subnet. I am doing this for tro

Re: SMTP AUTH

This isn't possible without separating local mail submission from general > internet incoming mail. > > Probably the easiest way to do that is to require your users to submit mail > on the submission port 587 or smtps port 465, and use your firewall to block > or redirect port 25 from your local ne

Relaying mail from outside through Postfix to Exchange

Hello, I am attempting to get Postfix working as a relay to an Exchange 2010 server in the same subnet. The incoming mail may originate from the same subnet, but it all goes through a central server that is outside the subnet. I am doing this for troubleshooting connections between the central ser

Re: SMTP AUTH

On Thu, 5 May 2011 00:54:02 +0530, punit jain wrote: > All *outgoing emails only, from *all users irrespective of whether they > sending to local or non local domains. > Is there a way to achieve ? if you try what i told you in the first email to the maillist then it works if that does not work

Re: SMTP AUTH

Le Thu 5/05/2011, punit jain disait > > Wouldn't it be better to leave permit_mynetworks in place and restrict > > > $mynetworks to 127.0.0.0/8 instead? > > > > maybe, but the OP imho want to smtp auth ALL emails > > > > > All *outgoing emails only, from *all users irrespective of whether they > s

Re: SMTP AUTH

> >> How do I enforce that ? > > Don't give your users login rights on your mail server. > > what about webmail ? :) > > (sendt from 127.0.0.1 to 0.0.0.0 ip will get catched by permit_mynetworks, > but not by permit_auth* unless its smtp authed) > Webmail is fine as users anyhow need to login. I a

Re: SMTP AUTH

On 5/4/2011 2:24 PM, punit jain wrote: > Wouldn't it be better to leave permit_mynetworks in place and restrict > $mynetworks to 127.0.0.0/8 instead? maybe, but the OP imho want to smtp auth ALL emails All *outgoing emails only, from *all users irrespe

Re: SMTP AUTH

On Wed, 4 May 2011 21:08:55 +0200, Ansgar Wiechers wrote: >> How do I enforce that ? > Don't give your users login rights on your mail server. what about webmail ? :) (sendt from 127.0.0.1 to 0.0.0.0 ip will get catched by permit_mynetworks, but not by permit_auth* unless its smtp authed)

Re: SMTP AUTH

> Wouldn't it be better to leave permit_mynetworks in place and restrict > > $mynetworks to 127.0.0.0/8 instead? > > maybe, but the OP imho want to smtp auth ALL emails > > All *outgoing emails only, from *all users irrespective of whether they sending to local or non local domains. Is there a way

Re: SMTP AUTH

On Wed, 4 May 2011 20:41:23 +0200, Ansgar Wiechers wrote: >>> When I send a mail from a local user to local domain user hosted on >>> my server I want to make sure it still asks for auth request. >>> How do I achieve it ? >> >> remove any content of permit_mynetworks >> and replace it with permi

Re: lmtp/smtpd incompatible WRT XFORWARD in 2.7.0?

Bug report requesting backport: https://bugs.launchpad.net/ubuntu/+source/postfix/+bug/777356 (This is a regression in Ubuntu lucid (10.04 LTS) from 8.04 LTS.)

Re: SMTP AUTH

Please keep this conversation on-list. On 2011-05-05 punit jain wrote: > Wouldn't it be better to leave permit_mynetworks in place and restrict > $mynetworks to 127.0.0.0/8 instead? > > Exactly what I pointed out for webmail users. > > But that doesnot solve the issue of Auth enable for all user

Re: lmtp/smtpd incompatible WRT XFORWARD in 2.7.0?

Am 04.05.2011 19:54, schrieb Victor Duchovni: > On Wed, May 04, 2011 at 07:45:32PM +0200, Matthias Andree wrote: > >> Greetings, >> >> I seem to have XFORWARD troubles with Postfix 2.7.0 lmtp <-> smtpd >> interoperability. Amavisd-new is in the game, too, but looks innocent. >> >> Looks like the

Re: SMTP AUTH

On 2011-05-04 Benny Pedersen wrote: > On Wed, 4 May 2011 22:47:41 +0530, punit jain wrote: >> When I send a mail from a local user to local domain user hosted on >> my server I want to make sure it still asks for auth request. >> >> How do I achieve it ? > > remove any content of permit_mynetwor

Re: getting Postfix 2.8.2 on CentOS 5.5 to send and receive

Thanks for your reply. I figured out that there is a perimeter firewall, in addition to the iptables local firewall, so I have created a bypass rule for mail incoming and outgoing. Now, I have mail coming in. Actually, I am trying to set this up as a temporary relay for testing problems with an Exc

Re: SMTP AUTH

On Wed, 4 May 2011 22:47:41 +0530, punit jain wrote: > When I send a mail from a local user to local domain user hosted on my > server I want to make sure it still asks for auth request. > > How do I achieve it ? remove any content of permit_mynetworks and replace it with permit_* of other cho

Re: SMTP AUTH

On 5/4/2011 12:59 PM, punit jain wrote: Does it make sense ? or you want me to explain more ? Postfix documentation can be found here: http://www.postfix.org/documentation.html If you need more help, please see: http://www.postfix.org/DEBUG_README.html#mail -- Noel Jones

Re: SMTP AUTH

Does it make sense ? or you want me to explain more ?

Re: lmtp/smtpd incompatible WRT XFORWARD in 2.7.0?

On Wed, May 04, 2011 at 07:45:32PM +0200, Matthias Andree wrote: > Greetings, > > I seem to have XFORWARD troubles with Postfix 2.7.0 lmtp <-> smtpd > interoperability. Amavisd-new is in the game, too, but looks innocent. > > Looks like the XFORWARD code in Postfix's lmtp client generates > att

lmtp/smtpd incompatible WRT XFORWARD in 2.7.0?

Greetings, I seem to have XFORWARD troubles with Postfix 2.7.0 lmtp <-> smtpd interoperability. Amavisd-new is in the game, too, but looks innocent. Looks like the XFORWARD code in Postfix's lmtp client generates attributes ("PORT=unknown") that the smtpd doesn't permit. Is this a Postfix bug i

Re: SMTP AUTH

When I send a mail from a local user to local domain user hosted on my server I want to make sure it still asks for auth request. How do I achieve it ?

Re: getting Postfix 2.8.2 on CentOS 5.5 to send and receive

On 5/4/2011 11:10 AM, Christopher Adams wrote: Running mailq says that the queue is empty. Here is the output from master.cf smtp inet n - n - - smtpd -v Don't top post. Put your answers in-line, or at the end. Remove the -v from the above. Verbose loggi

Re: SMTP AUTH

On 5/4/2011 12:04 PM, punit jain wrote: Hi, How do I ensure that SMTP AUTH is also in place for local domains as well ? Regards, Puneet Your question is unclear. Please explain. -- Noel Jones

SMTP AUTH

Hi, How do I ensure that SMTP AUTH is also in place for local domains as well ? Regards, Puneet

Re: getting Postfix 2.8.2 on CentOS 5.5 to send and receive

Running mailq says that the queue is empty. Here is the output from master.cf smtp inet n - n - - smtpd -v pickupfifo n - n 60 1 pickup cleanup unix n - n - 0 cleanup qmgr fifo n -

Re: getting Postfix 2.8.2 on CentOS 5.5 to send and receive

On 5/4/2011 10:20 AM, Christopher Adams wrote: Okay, I remembered wrong about postconf. Here is posconf -n: alias_database = hash:/etc/aliases alias_maps = hash:/etc/aliases command_directory = /usr/sbin config_directory = /etc/postfix daemon_directory = /usr/libexec/postfix data_directory = /va

Re: getting Postfix 2.8.2 on CentOS 5.5 to send and receive

Okay, I remembered wrong about postconf. Here is posconf -n: alias_database = hash:/etc/aliases alias_maps = hash:/etc/aliases command_directory = /usr/sbin config_directory = /etc/postfix daemon_directory = /usr/libexec/postfix data_directory = /var/lib/postfix debug_peer_level = 5 debug_peer_lis

RE: Changing SASL Auth from Cyrus to Dovecot

> -Original Message- > From: owner-postfix-us...@postfix.org [mailto:owner-postfix- > us...@postfix.org] On Behalf Of Sahil Tandon > On Tue, 2011-05-03 at 23:58:47 +0200, Simon Brereton wrote: > > > I'm trying to change my SASL auth from Cyrus to Dovecot. > > > > I have Dovecot all set up

Re: Hildebrandt/Koetter book ch. 16 testsaslauthd -p -u works but Mechanism vs. Method does not work

da...@davidwbrown.name: > Hello, recently I purchased the Hildebrandt/Koetter book: Postfix. I read > through chapter 16 minus the dialup material. > SASL by inspection is great but Simple it is not. I have tried many > combinations of Mechanism vs. Method. > Ostensibly this translates to chapte

Re: getting Postfix 2.8.2 on CentOS 5.5 to send and receive

On 5/4/2011 1:50 AM, Christopher Adams wrote: I have checked some of the troubleshooting tips mentioned in the docs and see that the accepted protocol is to generate data from postconf -d. This is wrong. We don't care about "postconf -d", but we are very interested in "postconf -n" output. W

Re: Simple SASL for postfix as a client

Zitat von Martin Schütte : On 05/04/11 11:13, Jack Raats wrote: Is there a simple programm I can use thogether with postfix and dovecot, which allows postfix to authenticate as a client to anothe SMTP server. You probably do not need another program. Make sure Postfix is compiled with SASL an

Re: Simple SASL for postfix as a client

On 05/04/11 11:13, Jack Raats wrote: > Is there a simple programm I can use thogether with postfix and > dovecot, which allows postfix to authenticate as a client to anothe > SMTP server. You probably do not need another program. Make sure Postfix is compiled with SASL and use http://www.postfix.o

Simple SASL for postfix as a client

At this moment I'm using Postfix 2.8.2 together with dovecot 1.2.16. Dovecot is being used as a POP3 and IMAP server, but also for the authentication for clients connecting to postfix. Is there a simple programm I can use thogether with postfix and dovecot, which allows postfix to authenticate a

Re: getting Postfix 2.8.2 on CentOS 5.5 to send and receive

Zitat von Christopher Adams : Hello all, I had Postfix 2.3 installed on CentOS 5.5. I had Postfix running, but wasn't able to send mail through it. I recompiled and upgraded to 2.8.2. I have verified that Postfix is running, port 25 is open, and I have net connectivity. However, I can't send ma

Re: mail server are relayed ?

Zitat von "WeiHua.Deng" : Hi Everybody, i find a abnormal log in maillog file for postfix. a user can send email , non ip address and non from username present in the log. how can i reslove that ? [root@mail ~]# less /var/log/maillog |grep 608D536DA9C |more May 3 18:10:57 mail postfix/pick

Re: security vulnerability : SMTP daemon supports EHLO

* Roger Goh : > Hi, > > During a VA scan, it's reported that my postfix server has > a security vulnerability : > >EhloCheck: SMTP daemon supports EHLO That is NOT a vulnerability. -- Ralf Hildebrandt Geschäftsbereich IT | Abteilung Netzwerk Charité - Universitätsmedizin Berlin Campu

Re: mail server are relayed ?

Am 04.05.2011 08:52, schrieb WeiHua.Deng: > Hi Everybody, > > i find a abnormal log in maillog file for postfix. a user can send email , > non ip address and non from username > present in the log. how can i reslove that ? > > [root@mail ~]# less /var/log/maillog | grep 608D536DA9C |more > Ma