iredmail-doc/zh_CN/installation/_links.md

• 安装 iRedMail：

  • Red Hat Enterprise Linux, CentOS
  • Debian, Ubuntu
  • FreeBSD (without Jail), FreeBSD with Jail (ezjail)
  • OpenBSD

• 安装完成后：

  • Setup DNS records for your iRedMail server (A, PTR, MX, SPF, DKIM)

• Additional installation tips：

  • Install iRedMail with a remote MySQL server
  • Perform silent/unattended iRedMail installation

• 性能优化