来自本地主机的消息工作正常，但是当我尝试将邮件从 ie gmail 发送到我的域（如在虚拟域映射中）时，postfix 拒绝它并显示错误（554 5.7.1：客户端主机被拒绝：访问被拒绝）。
主要.cf：
# See /usr/share/postfix/main.cf.dist for a commented, more complete version
# Debian specific: Specifying a file name will cause the first
# line of that file to be used as the name. The Debian default
# is /etc/mailname.
#myorigin = ***
smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU)
biff = no
# appending .domain is the MUA's job.
append_dot_mydomain = no
# Uncomment the next line to generate "delayed mail" warnings
#delay_warning_time = 4h
readme_directory …