sockstat命令
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::

    list open sockets

常用命令::

    sockstat -4L
    sockstat -c     // Show connected sockets.
    sockstat -l     // show listening sockets
    sockstat -p <ports>     // Only show sockets if port number is specified list.
    sockstat -P <protocols>     // Only show sockets of the specified protocols.<protocols>is comma-seperated list of protocol names.