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Revert r281220 and r281024, so that the new content added and its

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wording can be more properly discussed. Spelling fix made is kept.

Suggested by:	gleb @
MFC after:	1 week
This commit is contained in:
Hans Petter Selasky 2015-04-07 19:39:23 +00:00
parent c99d7d32ec
commit 10e69389b6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=281226
1 changed files with 3 additions and 3 deletions
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share/man/man4/inet.4
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@ -244,9 +244,9 @@ IP datagrams (or all IP datagrams, if
.Va ip.rfc6864
is disabled) to be randomized instead of incremented by 1 with each packet
generated.
This prevents IP IDs being abused as a covert channel and also closes
a minor information leak which allows remote observers to determine
the rate of packet generation on the machine by watching the counter.
This closes a minor information leak which allows remote observers to
determine the rate of packet generation on the machine by watching the
counter.
At the same time, on high-speed links, it can decrease the ID reuse
cycle greatly.
Default is 0 (sequential IP IDs).