我根據一些教學在 CentOS 上安裝了 sendmail。當我啟動 sendmail 時，它顯示 sendmail 失敗錯誤。
這裡有以下命令結果：
systemctl status sendmail
sendmail.service - Sendmail Mail Transport Agent
Loaded: loaded (/usr/lib/systemd/system/sendmail.service; enabled)
Active: failed (Result: exit-code) since Sun 2015-08-23 10:57:25 EDT; 12min ago
Aug 23 10:57:25 test systemd[1]: Starting Sendmail Mail Transport Agent...
Aug 23 10:57:25 test systemd[1]: sendmail.service: control process exited, code=exited status=203
Aug 23 10:57:25 test systemd[1]: Failed to start Sendmail Mail Transport Agent.
Aug 23 10:57:25 test systemd[1]: Unit sendmail.service entered failed state.
答案1
是否安裝了以下軟體包：
dove cot & M4
您是否重定向了在“sendmail.mc”中所做的更改
#m4 /etc/mail/sendmail.mc > /etc/mail/sendmail.cf