Re: avoiding overload on port 587

2012-12-01 Thread Wietse Venema
Stan Hoeppner: > On 12/1/2012 2:26 PM, Wietse Venema wrote: > > Stan Hoeppner: > >> ...and I have no experience and pay no > >> attention to what Oracle is doing with Solaris virtualization, > >> "containers" I believe they call it. > > > > Solaris containers are descendants from FreeBSD jails: th

Re: avoiding overload on port 587

2012-12-01 Thread Stan Hoeppner
On 12/1/2012 2:26 PM, Wietse Venema wrote: > Stan Hoeppner: >> ...and I have no experience and pay no >> attention to what Oracle is doing with Solaris virtualization, >> "containers" I believe they call it. > > Solaris containers are descendants from FreeBSD jails: they provide > different userla

Re: intermittent DNS lookup failure in combination with reject_unknown_client_hostname

2012-12-01 Thread Wietse Venema
IMAP List Administration: > Summary: > - upgraded OS > - upgraded Postfix > - cut local named out of system > > but no change. Anyone have a suggestion as to how to pursue this problem? Obviously, the above attempts all share the same problem, i.e. the problem is your network or some

Re: intermittent DNS lookup failure in combination with reject_unknown_client_hostname

2012-12-01 Thread Viktor Dukhovni
On Sat, Dec 01, 2012 at 09:31:41PM +0100, IMAP List Administration wrote: > At any rate, we periodically see (1-5 times per day) a "Client host rejected: > cannot find your hostname" rejection, followed by a successful retry from the > remote MTA. When we check the DNS records, they always appear

Re: intermittent DNS lookup failure in combination with reject_unknown_client_hostname

2012-12-01 Thread IMAP List Administration
[original post at bottom] in the meantime I've upgraded the OS to OpenBSD v5.2, which offers 2 postfix versions as packages: postfix-2.10.20120630 postfix-2.9.3 I chose v2.9.3. bind is still "BIND 9.4.2-P2" On 11/13/2012 10:50 PM, /dev/rob0 wrote: > On Tue, Nov 13, 2012 at 09:55:11PM +

Re: avoiding overload on port 587

2012-12-01 Thread Wietse Venema
Stan Hoeppner: > ...and I have no experience and pay no > attention to what Oracle is doing with Solaris virtualization, > "containers" I believe they call it. Solaris containers are descendants from FreeBSD jails: they provide different userland namespaces(*) on top of a shared OS kernel. Hardwa

Re: avoiding overload on port 587

2012-12-01 Thread Jose-Marcio Martins da Cruz
Stan Hoeppner wrote: On 11/30/2012 4:48 PM, Reindl Harald wrote: in the real world submission is useless if IMAP is down because the client will fail to store in "sent messages" In the real world most road warriors use POP, not IMAP, and those with consistent connectivity that do make use of

Re: How to stop smtp servers to send us emails

2012-12-01 Thread Noel Jones
On 12/1/2012 11:11 AM, Pierre-Gilles RAYNAUD wrote: > Hi Everyone, > > I would like to know how to stop/forbid this server to send us their emails > > The content of received email is > > Received: from web-groupsolweb1.aquaray.com (unknown [95.128.42.80]) > by mail.domain.tld (Postfix) wi

How to stop smtp servers to send us emails

2012-12-01 Thread Pierre-Gilles RAYNAUD
Hi Everyone, I would like to know how to stop/forbid this server to send us their emails The content of received email is Received: from web-groupsolweb1.aquaray.com (unknown [95.128.42.80]) by mail.domain.tld (Postfix) with ESMTP for ; Fri, 30 Nov 2012 00:56:49 +0100 (CET) Recei

Re: Dot forward not reading links

2012-12-01 Thread /dev/rob0
On Sat, Dec 01, 2012 at 09:51:05AM +0100, wimpunk wrote: > The reason I searched for this is because I just wanted to make my > own management easier. I had a .forward+a file which filtered the > mail to a specific folder in my mailbox. Because I wanted the mail > send to ${user}+b and ${user}

Re: Postfix multiple instances + Dovecot

2012-12-01 Thread Wietse Venema
WebprodsPT: > On 12/01/2012 10:15 AM, WebprodsPT wrote: > > Hello, > > > > I have a multiple instance Postfix setup. The first (original) one was > > configured with dovecot with the property: > > > > smtpd_sasl_path = private/auth-client You can't share a relative pathname. You may, however, be a

Re: Dot forward not reading links

2012-12-01 Thread Wietse Venema
wimpunk: > If you want to check on malicious links, postfix could verify if the > link it points to is a file with the correct features. The .forward file is a "program" that can execute arbitrary shell commands and that can write to arbitrary files, with the privileges of the recipient (which may

Re: avoiding overload on port 587

2012-12-01 Thread Robert Schetterer
Am 01.12.2012 12:24, schrieb Reindl Harald: > > > Am 01.12.2012 03:03, schrieb Stan Hoeppner: >> On 11/30/2012 5:24 PM, Reindl Harald wrote: >>> Am 01.12.2012 00:19, schrieb Stan Hoeppner: In the real world most road warriors use POP, not IMAP, and those with consistent connectivity tha

Re: avoiding overload on port 587

2012-12-01 Thread Reindl Harald
Am 01.12.2012 03:03, schrieb Stan Hoeppner: > On 11/30/2012 5:24 PM, Reindl Harald wrote: >> Am 01.12.2012 00:19, schrieb Stan Hoeppner: >>> In the real world most road warriors use POP, not IMAP, and those with >>> consistent connectivity that do make use of IMAP do it via web mail. So >>> the

Re: avoiding overload on port 587

2012-12-01 Thread Reindl Harald
Am 01.12.2012 02:21, schrieb Stan Hoeppner: > On 11/30/2012 6:08 PM, Wietse Venema wrote: >> Stan Hoeppner: >>> That said, given the ongoing clock issues that all the guest/hypervisor >>> combos have always experienced to some degree, and will forever >>> experience no matter how good the mitigat

Re: Postfix multiple instances + Dovecot

2012-12-01 Thread WebprodsPT
On 12/01/2012 10:15 AM, WebprodsPT wrote: Hello, I have a multiple instance Postfix setup. The first (original) one was configured with dovecot with the property: smtpd_sasl_path = private/auth-client This path represents a socket where dovecot listens to postfix connections (pardon me if this

Postfix multiple instances + Dovecot

2012-12-01 Thread WebprodsPT
Hello, I have a multiple instance Postfix setup. The first (original) one was configured with dovecot with the property: smtpd_sasl_path = private/auth-client This path represents a socket where dovecot listens to postfix connections (pardon me if this description is not 100% accurate). No

Re: Multiple IP addresses binding

2012-12-01 Thread WebprodsPT
On 11/30/2012 01:28 AM, Wietse Venema wrote: WebprodsPT: Hello, I am the administrator of a Postfix setup with multiple domains, multiple IP addresses and SSL configured and up and running. Everything was configured by myself and I have no restrictions on the mail server machine so basically I

Re: Dot forward not reading links

2012-12-01 Thread wimpunk
On Fri, Nov 30, 2012 at 11:41 PM, Wietse Venema wrote: > wimpunk: >> On Fri, Nov 30, 2012 at 11:10 PM, Wietse Venema wrote: >> > wimpunk: >> >> Hi, >> >> >> >> I've been wondering why my .forward files didn't worked like I >> >> expected and finally I found out dotforward doesn't accept linked >>