Document r300240, net.inet.tcp.ecn.enable now is a three way setting
Approved by: re (gjb, implicit, relnotes)
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Notes:
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2020-12-20 02:59:44 +00:00
svn path=/head/; revision=301064
@ -1734,6 +1734,43 @@
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<para revision="287798" contrib="sponsor" sponsor="&dell;">The
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network stack has been updated to fix handling of
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<acronym>IPv6</acronym> On-Link redirects.</para>
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<para revision="300240">The net.inet.tcp.ecn.enable sysctl mib has been
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changed from a binary off/on control to a three way setting.</para>
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<informaltable frame="none" pgwide="0">
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<tgroup cols="2">
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<colspec colwidth="1*"/>
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<colspec colwidth="1*"/>
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<thead>
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<row>
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<entry>Value</entry>
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<entry>Description</entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry><literal>0</literal></entry>
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<entry>Totally disable ECN.</entry>
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</row>
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<row>
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<entry><literal>1</literal></entry>
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<entry>Enable ECN if incoming connections request it. Outgoing
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connections will request ECN.</entry>
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</row>
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<row>
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<entry><literal>2</literal></entry>
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<entry>Enable ECN if incoming connections request it. Outgoing
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conections will not request ECN.</entry>
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</row>
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</tbody>
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</tgroup>
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</informaltable>
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</sect2>
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</sect1>
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