On 2020/4/2 2:49 下午, Viktor Dukhovni wrote:
See the REPLACE action in the header_checks(5) manpage. It is best to lightly censor, rather than entirely remove the locally added "Received" header. Not adding one at all can make the message look more spammy.
thanks Viktor for quick response. I will replace it to "127.0.0.1" to make it looks more normal. regards.