opt_ds.html

来自「Unix下基于Web的管理工具」· HTML 代码 · 共 9 行

<header>Send outgoing mail via host</header>

Unless <tt>Delivery directly</tt> is chosen, sendmail will forward any
outgoing mail not destined for users of your system to the given host.
This can be useful if your system is behind a firewall and so cannot
deliver internet email directly.
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