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authorAlex Henrie <alexhenrie24@gmail.com>2023-10-24 23:23:10 +0200
committerJakub Kicinski <kuba@kernel.org>2023-10-26 03:23:07 +0200
commitec575f885e3eca6b003e007f4acfba9a0ec3c04a (patch)
treeebc3efa8e94185cbba8e40956d9c4790692ea65e /Documentation/networking/ip-sysctl.rst
parentDocumentation: networking: explain what happens if temp_valid_lft is too small (diff)
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Documentation: networking: explain what happens if temp_prefered_lft is too small or too large
Signed-off-by: Alex Henrie <alexhenrie24@gmail.com> Reviewed-by: David Ahern <dsahern@kernel.org> Link: https://lore.kernel.org/r/20231024212312.299370-5-alexhenrie24@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'Documentation/networking/ip-sysctl.rst')
-rw-r--r--Documentation/networking/ip-sysctl.rst6
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst
index 6134ff4561e8..4dfe0d9a57bb 100644
--- a/Documentation/networking/ip-sysctl.rst
+++ b/Documentation/networking/ip-sysctl.rst
@@ -2509,7 +2509,11 @@ temp_valid_lft - INTEGER
Default: 172800 (2 days)
temp_prefered_lft - INTEGER
- Preferred lifetime (in seconds) for temporary addresses.
+ Preferred lifetime (in seconds) for temporary addresses. If
+ temp_prefered_lft is less than the minimum required lifetime (typically
+ 5 seconds), the preferred lifetime is the minimum required. If
+ temp_prefered_lft is greater than temp_valid_lft, the preferred lifetime
+ is temp_valid_lft.
Default: 86400 (1 day)