Re: [exim] Hide sender address in Received header

2015-07-06 Thread Phil Pennock
On 2015-07-05 at 18:46 +0200, hb_e...@brueningserver.de wrote: > As a solution I tried is to change the received header by exim. There is the > configuration option received_header_text . I want to change it. But exim > complains >>option "received_header_text" unknown<<. The Exim configuration

Re: [exim] Cram authentication and domain-specific password file

2015-07-06 Thread Jonas Meurer
Hi Dominic, Am 2015-07-01 14:03, schrieb Dominic Benson: On 01/07/15 09:55, Jonas Meurer wrote: Ok, got that now. The following statement splits the username on '@' and looks up the password for user in password file /etc/vmail/users/: vmail_auth_cram: server_debug_print = "A: vmail-authen

Re: [exim] reverse_host_lookup exception list

2015-07-06 Thread Marc Haber
On Sun, 05 Jul 2015 17:41:12 -0700, UltraWebHosting - David wrote: >I would like to integrate : > >require verify = reverse_host_lookup > >as it has stopped SPAM tremendously. My concern is I have a couple users >of the system who log into their email, then send but fail this lookup >as they are

Re: [exim] mail gateway requirements

2015-07-06 Thread Patrick von der Hagen
On 03.07.2015 18:35, Sujit Acharyya-choudhury wrote: > Just ping can cause DOS attack by Ping flooding. So if not needed for mail > gateway, we can disable ping on our mail gateways. As mentioned by Mark, this isn't an effective DOS, from an attackers perspective. Now, which kinds of DOS have yo

[exim] reverse_host_lookup exception list

2015-07-06 Thread UltraWebHosting - David
I would like to integrate : require verify = reverse_host_lookup as it has stopped SPAM tremendously. My concern is I have a couple users of the system who log into their email, then send but fail this lookup as they are on static IPs without PTRs set (I don't know why, I just need to deal wi

[exim] Hide sender address in Received header

2015-07-06 Thread hb_exim
Hello Mailing List! I have a complex problem with gmail. I use exim for sending mails from different users that are connecting over smtp or with a webmailer. Gmail rejects all mails from my domain with error messages of this type: 550-5.7.1 Our system has detected that this message is likely un