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-rw-r--r--Documentation/networking/ip-sysctl.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 5ca567fa6b8c..7dd65c9cf707 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -1734,6 +1734,15 @@ drop_unsolicited_na - BOOLEAN
By default this is turned off.
+enhanced_dad - BOOLEAN
+ Include a nonce option in the IPv6 neighbor solicitation messages used for
+ duplicate address detection per RFC7527. A received DAD NS will only signal
+ a duplicate address if the nonce is different. This avoids any false
+ detection of duplicates due to loopback of the NS messages that we send.
+ The nonce option will be sent on an interface unless both of
+ conf/{all,interface}/enhanced_dad are set to FALSE.
+ Default: TRUE
+
icmp/*:
ratelimit - INTEGER
Limit the maximal rates for sending ICMPv6 packets.