一段C#通过网卡唤醒电脑的代码

一段C#通过网卡唤醒电脑的代码

private static void WakeUp(byte[] mac)
{
System.Net.Sockets.UdpClient client = new System.Net.Sockets.UdpClient();

//指定目标地址为广播地址，端口号任意值即可；
client.Connect(System.Net.IPAddress.Broadcast, 0);

byte[] packet = new byte[17 * 6];

for (int i = 0; i < 6; i++)
{
packet[i] = 0xff;
}

for (int i = 1; i <= 16; i++)
{
for (int j = 0; j < 6; j++)
{
packet[i * 6 + j] = mac[j];
}
}

//发送UDP数据包，返回发送的字节数到bytesSent
int bytesSent = client.Send(packet, packet.Length);

if (bytesSent != packet.Length)
{
MessageBox.Show(“发送可能失败，请重试！”);
}
}