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| author | Yuchung Cheng <ycheng@google.com> | 2012-07-19 10:43:11 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-07-19 22:02:03 +0400 |
| commit | 67da22d23fa6f3324e03bcd0580b914b2e4afbf3 (patch) | |
| tree | e794826d1dd7e30cf0885cbe93f22bc050c62359 /Documentation | |
| parent | aab4874355679c70f93993cf3b3fd74643b9ac33 (diff) | |
| download | linux-67da22d23fa6f3324e03bcd0580b914b2e4afbf3.tar.xz | |
net-tcp: Fast Open client - cookie-less mode
In trusted networks, e.g., intranet, data-center, the client does not
need to use Fast Open cookie to mitigate DoS attacks. In cookie-less
mode, sendmsg() with MSG_FASTOPEN flag will send SYN-data regardless
of cookie availability.
Signed-off-by: Yuchung Cheng <ycheng@google.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 03964e088180..5f3ef7f7fcec 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -476,6 +476,8 @@ tcp_fastopen - INTEGER The values (bitmap) are: 1: Enables sending data in the opening SYN on the client + 5: Enables sending data in the opening SYN on the client regardless + of cookie availability. Default: 0 |