Wietse, It seems that you helped me.
Thanks a lot PM On Tue, 8 Feb 2011 10:26:19 -0500 (EST), Wietse Venema wrote > Wietse Venema: > > Peter Micunek: > > > Wietse, > > > > > > problem is that I need to have one domain in the field "MAIL FROM:" > > > for all emails come from particular client for example 10.10.10.10 > > > to my postfix server. The mail header field "From:" will be > > > preserved. > > > > You need to configure as follows: > > > > 1) Configure Postfix to preserve the From: address in mail from > > this client. For control over Postfix header rewriting, see: > > http://www.postfix.org/postconf.5.html#local_header_rewrite_clients > > > > 2) Configure the client to send mail with the "right" From: address. > > The details for doing this are specific to the client. > > If (2) is not possible, you can use a null content filter instead, > where a customized Postfix SMTP client "replaces" the From: header > using PCRE regular expressions, and then sends the result directly > into a Postfix SMTP server on 127.0.0.1 port 10026. > > /etc/postfix/main.cf: > smtpd_client_restrictions = > check_client_access hash:/etc/postfix/client_access > > /etc/postfix/client_access: > 10.10.10.10 FILTER foobar:127.0.0.1:10026 > > /etc/postfix/master.cf: > foobar unix - - n - - smtp > -o smtp_generic_maps=pcre:/etc/postfix/foobar_generic.pcre > 127.0.0.1:10026 inet n - n - - smtpd > -o receive_override_options=no_address_mappings,no_milters > > /etc/postfix/foobar_generic.pcre: > /^From: something/ REPLACE From: something > > This assumes that you aren't already using FILTER for other purposes. > > References: > http://www.postfix.org/FILTER_README.html > http://www.postfix.org/master.5.html > http://www.postfix.org/postconf.5.html#receive_override_options > http://www.postfix.org/postconf.5.html#smtp_generic_maps > http://www.postfix.org/generic.html > http://www.postfix.org/pcre_table.html > > Wietse ----------------------------------------------- Stavebna fakulta STU, Bratislava Faculty of Civil Engineering STU, Bratislava http://www.svf.stuba.sk
