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$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
$IP=$row['IP'];
$connection = socket_connect($socket, $IP, 2012);
socket_set_option(
$socket,
SOL_SOCKET, // socket level
SO_SNDTIMEO, // timeout option
array(
"sec"=>10, // Timeout in seconds
"usec"=>0 // I assume timeout in microseconds
)
);