mouss wrote:
[snip]
unknown_hostname_reject_code = 550
smtpd_helo_required = yes
smtpd_helo_restrictions =
reject_invalid_hostname
reject_non_fqdn_hostname
check_helo_access hash:/etc/postfix/helo_access
reject_unknown_hostname
In /etc/postfix/helo_access I will
Pat Grogan wrote:
We have implemented HELO restrictions for our postfix configuration to
attempt to cut down on the amount of spam.
Unfortunately this has turn up a lot of legitimate servers that have been
incorrectly configured. That is to say, they do not have dns entries for
their mail serve
We have implemented HELO restrictions for our postfix configuration to
attempt to cut down on the amount of spam.
Unfortunately this has turn up a lot of legitimate servers that have been
incorrectly configured. That is to say, they do not have dns entries for
their mail servers.
Whilst we are att