所以我试图在PHP中启动mail（）函数，所以我安装了邮件（mailutilities）包到我的debian服务器。 当我试图发送电子邮件时，我不明白。
这是什么日志说：
May 23 22:22:50 raspberrypi sm-msp-queue[1299]: My unqualified host name (raspberrypi) unknown; sleeping for retry May 23 22:23:16 raspberrypi sendmail[1530]: My unqualified host name (raspberrypi) unknown; sleeping for retry May 23 22:23:59 raspberrypi sm-mta[819]: unable to qualify my own domain name (raspberrypi) -- using short name May 23 22:23:59 raspberrypi sm-mta[1534]: starting daemon (8.14.4): SMTP+queueing@00:10:00 May 23 22:24:00 raspberrypi sm-msp-queue[1299]: unable to qualify my own domain name (raspberrypi) -- using short name May 23 22:24:16 raspberrypi sendmail[1530]: unable to qualify my own domain name (raspberrypi) -- using short name May 23 22:24:16 raspberrypi sendmail[1530]: v4NJOGSk001530: from=www-data, size=239, class=0, nrcpts=1, msgid=<2017052319 24.v4NJOGSk001530@raspberrypi>, relay=www-data@localhost May 23 22:24:16 raspberrypi sm-mta[1553]: v4NJOGcp001553: from=<www-data@raspberrypi>, size=458, class=0, nrcpts=1, msgid =<201705231924.v4NJOGSk001530@raspberrypi>, proto=ESMTP, daemon=MTA-v4, relay=localhost [127.0.0.1]to May 23 22:24:17 raspberrypi sendmail[1530]: v4NJOGSk001530: to=hiding_my_real_emailgmail.com, ctladdr=www-data (33/33), dela y=00:00:01, xdelay=00:00:01, mailer=relay, pri=30239, relay=[127.0.0.1] [127.0.0.1], dsn=2.0.0, stat=Sent (v4NJOGcp001553 Message accepted for delivery) 我的电子邮箱保持空白。 我需要在我的服务器上configurationSMTP服务器吗？
我需要在我的服务器上configurationSMTP服务器吗？
是。 要么或者configurationPHP使用第三方提供商发送邮件。