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New release notes: RFC 3042 (limited transmit), RFC 3390 (increased

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initial TCP window sizes).

Submitted by:	hsu
This commit is contained in:
Bruce A. Mah 2003-03-14 16:56:27 +00:00
parent df2913ad7b
commit fb5caa50ab
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=112241
2 changed files with 32 additions and 0 deletions
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16
release/doc/en_US.ISO8859-1/relnotes/article.sgml
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@ -239,6 +239,22 @@
fast recovery when NewReno was enabled, has been
fixed. &merged;</para>
<para>TCP now has support for the <quote>Limited
Transmit</quote> mechanism proposed by RFC 3042. This feature
is intended to improve the effectiveness of TCP loss recovery
in certain circumstances. It is off by default but can be
enabled with the <varname>net.inet.tcp.rfc3042</varname>
sysctl variable. More information can be found in
&man.tcp.4;.</para>
<para>TCP now has support for increased initial congestion
window sizes as described in RFC 3390. This feature can
improve the throughput of short transfers, as well as
high-bandwidth, large propagation-delay connections. It is
off by default but can be enabled with the
<varname>net.inet.tcp.rfc3390</varname> sysctl variable. More
information can by found in &man.tcp.4;.</para>
<para>The IP fragment reassembly code behaves more gracefully
when receiving a large number of packet fragments (it is
designed to be more resistant to fragment-based denial of

16
release/doc/en_US.ISO8859-1/relnotes/common/new.sgml
View file

@ -239,6 +239,22 @@
fast recovery when NewReno was enabled, has been
fixed. &merged;</para>
<para>TCP now has support for the <quote>Limited
Transmit</quote> mechanism proposed by RFC 3042. This feature
is intended to improve the effectiveness of TCP loss recovery
in certain circumstances. It is off by default but can be
enabled with the <varname>net.inet.tcp.rfc3042</varname>
sysctl variable. More information can be found in
&man.tcp.4;.</para>
<para>TCP now has support for increased initial congestion
window sizes as described in RFC 3390. This feature can
improve the throughput of short transfers, as well as
high-bandwidth, large propagation-delay connections. It is
off by default but can be enabled with the
<varname>net.inet.tcp.rfc3390</varname> sysctl variable. More
information can by found in &man.tcp.4;.</para>
<para>The IP fragment reassembly code behaves more gracefully
when receiving a large number of packet fragments (it is
designed to be more resistant to fragment-based denial of