SIPSorcery.Sys.UDPPacket.GetBytes C# (CSharp) Method

        public byte[] GetBytes()
        {
            byte[] packet = new byte[8 + Payload.Length];

            packet[0] = (byte)(SourcePort >> 8);
            packet[1] = (byte)SourcePort;
            packet[2] = (byte)(DestinationPort >> 8);
            packet[3] = (byte)DestinationPort;
            packet[4] = (byte)(packet.Length >> 8);
            packet[5] = (byte)packet.Length;

            Buffer.BlockCopy(Payload, 0, packet, 8, Payload.Length);

            return packet;
        }

        private void SendRTPPacket(string sourceSocket, string destinationSocket)
        {
            try
            {
                //logger.Debug("Attempting to send RTP packet from " + sourceSocket + " to " + destinationSocket + ".");
                Log("Attempting to send RTP packet from " + sourceSocket + " to " + destinationSocket + ".");

                IPEndPoint sourceEP = IPSocket.GetIPEndPoint(sourceSocket);
                IPEndPoint destEP = IPSocket.GetIPEndPoint(destinationSocket);

                RTPPacket rtpPacket = new RTPPacket(80);
                rtpPacket.Header.SequenceNumber = (UInt16)6500;
                rtpPacket.Header.Timestamp = 100000;

                UDPPacket udpPacket = new UDPPacket(sourceEP.Port, destEP.Port, rtpPacket.GetBytes());
                IPv4Header ipHeader = new IPv4Header(ProtocolType.Udp, Crypto.GetRandomInt(6), sourceEP.Address, destEP.Address);
                IPv4Packet ipPacket = new IPv4Packet(ipHeader, udpPacket.GetBytes());

                byte[] data = ipPacket.GetBytes();

                Socket rawSocket = new Socket(AddressFamily.InterNetwork, SocketType.Raw, ProtocolType.IP);
                rawSocket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.HeaderIncluded, 1);

                rawSocket.SendTo(data, destEP);
            }
            catch (Exception excp)
            {
                logger.Error("Exception SendRTPPacket. " + excp.Message);
            }
        }