Thank you to Wietse and Viktor for the replies. Appreciate explanations very
much.
On Sunday, November 17, 2013 4:42 PM, Viktor Dukhovni
postfix-us...@dukhovni.org wrote:
On Sun, Nov 17, 2013 at 07:34:47PM -0500, Wietse Venema wrote:
I wanted to allow certain clients to relay by
Hello,
My understanding was clients for whom you see this in the logs:
connect from unknown[1.2.3.4]
Do not have a PTR/rDNS set up for themselves. However, I recently tested a
connection (using telnet on the client side, connecting to port 25) from a
server that does have rDNS in place, but
Am 18.11.2013 12:43, schrieb E.B.:
My understanding was clients for whom you see this in the logs:
connect from unknown[1.2.3.4]
Do not have a PTR/rDNS set up for themselves. However, I recently tested a
connection (using telnet on the client side, connecting to port 25) from a
On Mon, Nov 18, 2013 at 03:43:17AM -0800, E.B. wrote:
I did dig -x 1.2.3.4 on the server for the same IP address and the result
came back with the correct domain name. So why didn't postfix see the host
name? I restarted postfix in case it was caching, but it didn't help.
Show proof.
On Mon, Nov 18, 2013 at 10:53:19AM +0100, Andreas Schulze wrote:
On the other hand, some Exim MTA SMTP clients (patched by a
well-meaning, but under-informed Debian maintainer) don't support
DH primes shorter than 2048 bits.
I had trouble to receive messages from those sites too.
I
Zitat von Viktor Dukhovni postfix-us...@dukhovni.org:
Any evidence of other legitimate MTAs that now routinely fail TLS handshakes?
no, I don't saw more TLS errors.
There is a usual noise of TLS failures that didn't changed.
Andreas
On 18 Nov 2013, at 02:53 , Andreas Schulze s...@andreasschulze.de wrote:
I changed smtpd_tls_dh1024_param_file to use a 2k dh key at the mx server.
That solved the problem ...
I can't imagine that that didn't cause other problems. If a server negotiates
for a dh1024 key and is expecting a
On Mon, Nov 18, 2013 at 08:03:00AM -0700, LuKreme wrote:
I changed smtpd_tls_dh1024_param_file to use a 2k dh key at the mx server.
That solved the problem ...
I can't imagine that that didn't cause other problems. If a server
negotiates for a dh1024 key and is expecting a dh1024 key and
E.B. wrote:
Hello,
My understanding was clients for whom you see this in the logs:
connect from unknown[1.2.3.4]
Do not have a PTR/rDNS set up for themselves.
For Postfix to include the rDNS in the log and Received: header, the PTR
name must then resolve back to that same IP as well.
Hi,
I am trying to migrate from cyrus - (Ubuntu 12.04 LTS Server, Mysql
Postfix, cyrus, webcyradmin, saslauth) to dovecot - (Ubuntu 12.04 LTS
Server, Mysql Postfix, Dovecot, Postfixadmin, saslauth)
It all works fine with postfix/cyrus.
However under postfix/dovecot, I have a problem with my
I would like to transfer some virtual domains to a new postfix server,
what is the proper way to do so,
I've tried adding to /etc/main.cf like:
relay_domains = dom.org.au
transport_maps = hash:$config_directory/transport
and /etc/transport
dom.org.au smtp:[emu.sbt.net.au]
that returned a
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