Re: [exim] SPF

> begin acl
> acl_check_rcpt:
>  accept  hosts = :
>  deny senders = :
>        dnslists        = ips.backscatterer.org
>        message         = This message looks like a bounce, and your server
> is listed at \
>                        ips.backscatterer.org, so I assume that this is
> "backscatter". \
>                        Please configure your mail server to not send
> "backscatter spam". \
>                        For advice, try http://www.dontbouncespam.org/
>                        log_message = ATTENTION BACKSCATTERER
>  deny    local_parts   = ^.*[@%!/|] : ^\\.
>  deny    senders = :
>          condition     = ${if ! eq{$recipients_count}{1}{1}}
>          message       = Bounces must have only a single recipient
>          log_message   = Another denied due to backscatter-Single 
> Recipient
> # accept  local_parts   = postmaster
> #          domains      = +local_domains
>  require verify        = sender
>  deny    message       = rejected because $sender_host_address was \
>                          found in our blacklist
>          log_message   = domain found in $blacklisted_domains
>          hosts         = +blacklisted_domains
>  deny    message       = $sender_host_address is not allowed to send mail
> from $sender_address_domain
>          spf           = fail
>  accept  domains       = +local_domains
>          endpass
>          message       = unknown user
>          verify        = recipient
>  accept  domains       = +relay_to_domains
>          endpass
>          message       = unrouteable address
>          verify        = recipient
>  accept  hosts         = +relay_from_hosts
>  accept  authenticated = *