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| author | Alex Henrie <alexhenrie24@gmail.com> | 2024-02-14 09:26:30 +0300 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2024-02-15 17:34:40 +0300 |
| commit | 2aa8f155b09519814e449dc19adacf01fd1367ee (patch) | |
| tree | aa4ff5d012749d566d7aeac7c324261c3bf633d2 /Documentation/networking/ip-sysctl.rst | |
| parent | ea578703b03d5d651b091c39f717dc829155b520 (diff) | |
| download | linux-2aa8f155b09519814e449dc19adacf01fd1367ee.tar.xz | |
net: ipv6/addrconf: ensure that regen_advance is at least 2 seconds
RFC 8981 defines REGEN_ADVANCE as follows:
REGEN_ADVANCE = 2 + (TEMP_IDGEN_RETRIES * DupAddrDetectTransmits * RetransTimer / 1000)
Thus, allowing it to be less than 2 seconds is technically a protocol
violation.
Link: https://datatracker.ietf.org/doc/html/rfc8981#name-defined-protocol-parameters
Signed-off-by: Alex Henrie <alexhenrie24@gmail.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'Documentation/networking/ip-sysctl.rst')
| -rw-r--r-- | Documentation/networking/ip-sysctl.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst index 7afff42612e9..458305931345 100644 --- a/Documentation/networking/ip-sysctl.rst +++ b/Documentation/networking/ip-sysctl.rst @@ -2503,7 +2503,7 @@ use_tempaddr - INTEGER temp_valid_lft - INTEGER valid lifetime (in seconds) for temporary addresses. If less than the - minimum required lifetime (typically 5 seconds), temporary addresses + minimum required lifetime (typically 5-7 seconds), temporary addresses will not be created. Default: 172800 (2 days) @@ -2511,7 +2511,7 @@ temp_valid_lft - INTEGER temp_prefered_lft - INTEGER Preferred lifetime (in seconds) for temporary addresses. If temp_prefered_lft is less than the minimum required lifetime (typically - 5 seconds), temporary addresses will not be created. If + 5-7 seconds), temporary addresses will not be created. If temp_prefered_lft is greater than temp_valid_lft, the preferred lifetime is temp_valid_lft. |