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blackhole.4: improve man page
Not the connection is dropped, but the incoming SYN segment. Reviewed by: concussious.bugzilla_runbox.com MFC after: 3 days Sponsored by: Netflix, Inc. Differential Revision: https://reviews.freebsd.org/D45296
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@ -10,7 +10,7 @@
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.\" notice, this list of conditions and the following disclaimer in the
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\"
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.Dd November 3, 2021
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.Dd May 22, 2024
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.Dt BLACKHOLE 4
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.Dt BLACKHOLE 4
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.Os
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.Os
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.Sh NAME
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.Sh NAME
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@ -51,7 +51,7 @@ when unexpected packets are received.
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.Ss TCP
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.Ss TCP
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Normal behaviour, when a TCP SYN segment is received on a port where
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Normal behaviour, when a TCP SYN segment is received on a port where
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there is no socket accepting connections, is for the system to return
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there is no socket accepting connections, is for the system to return
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a RST segment, and drop the connection.
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a RST segment, and drop the incoming SYN segment.
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The connecting system will
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The connecting system will
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see this as a
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see this as a
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.Dq Connection refused .
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.Dq Connection refused .
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