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@giwa
Created July 3, 2015 06:22
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Explicit Congestion Notification(ECN) ref: http://qiita.com/giwa/items/43a2ecd1c0ce55d0345d
$ echo 1 > /proc/sys/net/ipv4/tcp_ecn
$ sudo sysctl net.inet.tcp.ecn_negotiate_in
net.inet.tcp.ecn_negotiate_in: 0
$ sudo sysctl net.inet.tcp.ecn_negotiate_out
net.inet.tcp.ecn_initiate_out: 0
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