On 06/27/2010 03:27 PM, Kevin J. Cummings wrote:
On 06/27/2010 12:45 PM, Daniel B. Thurman wrote:
> I wanted to mention that there are some in this posting that
> are recommending greylisting... but have not said anything
> about how this is implemented into sendmail... so, what is
> your take on this?
yum install milter-greylist
and possibly one of milter-greylist-sysvinit or milter-greylist-upstart
(though mine doesn't seem to be configure with chkconfig)
As for my sendmail.mc changes:
Add
> dnl #
> dnl # Greylist Milter Support
> dnl #
>
INPUT_MAIL_FILTER(`greylist',`S=local:/var/run/milter-greylist/milter-greylist.sock',
F=, T=C:5m;S:4m;R:4m;E:5m')dnl
>
> dnl define(`confMILTER_MACROS_CONNECT',
confMILTER_MACROS_CONNECT`,{daemon_port}')dnl
> dnl define(`confMILTER_MACROS_HELO',
confMILTER_MACROS_HELO`,{verify},{client_resolve}')dnl
> dnl define(`confMILTER_MACROS_ENVRCPT',
confMILTER_MACROS_ENVRCPT`,{client_resolve}')dnl
>
> define(`confMILTER_MACROS_CONNECT', `j, {if_addr}')dnl
> define(`confMILTER_MACROS_HELO', `{verify}, {cert_subject}')dnl
> define(`confMILTER_MACROS_ENVFROM', `i, {auth_authen}')dnl
> define(`confMILTER_MACROS_ENVRCPT', `{greylist}')dnl
to your /etc/mail/sendmail.mc file (in the section on sendmail milter
support) and rebuild it with
/etc/mail/make
Oh, yeah, and then edit /etc/mail/milter-greylist.conf to suit your site...
--
Kevin J. Cummings
kjchome(a)rcn.com
cummings(a)kjchome.homeip.net
cummings(a)kjc386.framingham.ma.us
Registered Linux User #1232 (
http://counter.li.org)