我试图让exim4从一个文件中读取中继主机。我试着搜索:dc_relay_domains='lsearch;/etc/exim4/relay_domains'
但它产生了警告而且起作用WARNING: using 'lookup;' constructs in /etc/exim4/update-exim4.conf.c
这是我第一次尝试通过symfiny发送邮件,通常也是一封邮件。MAILER_DSN=smtp://MAIL.com:PASSWORD@sslout.df.eu:465/?encryption=ssl&auth_mode=loginConnection could not be established with host "ssl://sslout.df.eu:465": stream_socket_client(): SSL operation failed with code 1