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author | yar <yar@FreeBSD.org> | 2002-04-16 13:19:33 +0000 |
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committer | yar <yar@FreeBSD.org> | 2002-04-16 13:19:33 +0000 |
commit | 16901d7bd16a62ce13a075d5834070535005f034 (patch) | |
tree | 65e06d48f179831936cd83b4ca643d1b2892d0fa /share | |
parent | 9695ebd6442fbecdc9fd7ada126892538efad985 (diff) | |
download | FreeBSD-src-16901d7bd16a62ce13a075d5834070535005f034.zip FreeBSD-src-16901d7bd16a62ce13a075d5834070535005f034.tar.gz |
Describe possible values for net.inet.tcp.log_in_vain
and their effects.
PR: docs/35932
Submitted by: Alex Semenyaka <alexs@ratmir.ru>
MFC after: 1 week
Diffstat (limited to 'share')
-rw-r--r-- | share/man/man4/tcp.4 | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/share/man/man4/tcp.4 b/share/man/man4/tcp.4 index c42216a..923aa39 100644 --- a/share/man/man4/tcp.4 +++ b/share/man/man4/tcp.4 @@ -216,6 +216,11 @@ Maximum TCP receive window. .It tcp.log_in_vain Log any connection attempts to ports where there is not a socket accepting connections. +The value of 1 limits the logging to SYN (connection establishment) +packets only. +That of 2 results in any TCP packets to closed ports being logged. +Any value unlisted above disables the logging +(default is 0, i.e., the logging is disabled). .It tcp.slowstart_flightsize The number of packets allowed to be in-flight during the .Tn TCP |