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Document Ncat's -z option. Closes #2242

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dmiller 2026-05-18 14:31:05 +00:00
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ncat/docs/ncat.xml
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@ -222,6 +222,20 @@
<para>Set the address for Ncat to bind to.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-z</option> (Zero-I/O mode)
<indexterm><primary><option>-z</option> (Ncat option)</primary></indexterm>
</term>
<listitem>
<!-- We do not promote Ncat as a port scanner. That is what Nmap is for. -->
<para>Causes Ncat to quit immediately after establishing a connection. This is provided
for compatibility with other netcat implementations which use it as a test for
connectivity or for port scanning. Ncat does not allow specifying multiple target
ports.</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>