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| author | Geliang Tang <geliangtang@gmail.com> | 2021-06-22 12:25:18 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-22 14:36:01 -0700 |
| commit | d2f77960e5b03b2d373252b2ee150a4a14010f99 (patch) | |
| tree | c408f08035adb2cb51becf1e8bd499d38bfa84d0 /Documentation | |
| parent | a432c771e2d9bc059ffe3028faf040c08b6a9f98 (diff) | |
mptcp: add sysctl allow_join_initial_addr_port
This patch added a new sysctl, named allow_join_initial_addr_port, to
control whether allow peers to send join requests to the IP address and
port number used by the initial subflow.
Suggested-by: Florian Westphal <fw@strlen.de>
Acked-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/networking/mptcp-sysctl.rst | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/networking/mptcp-sysctl.rst b/Documentation/networking/mptcp-sysctl.rst index ee06fd782465..76d939e688b8 100644 --- a/Documentation/networking/mptcp-sysctl.rst +++ b/Documentation/networking/mptcp-sysctl.rst @@ -32,3 +32,16 @@ checksum_enabled - BOOLEAN per-namespace sysctl. Default: 0 + +allow_join_initial_addr_port - BOOLEAN + Allow peers to send join requests to the IP address and port number used + by the initial subflow if the value is 1. This controls a flag that is + sent to the peer at connection time, and whether such join requests are + accepted or denied. + + Joins to addresses advertised with ADD_ADDR are not affected by this + value. + + This is a per-namespace sysctl. + + Default: 1 |