Transmission Control Protocol (TCP) with Signal (SYN), (Acknowledge) ACK, Finalise (FIN) Flags, TCPStates (Sent, Received, Wait [1/2]...), Packet Segments, Serialisation for Transmission via 13-Byte UDP Header, Server & Client Side Three-Way Handshake, Initial Subsequence Number (ISN) & Ephemeral Port Selection for Reliable Data Transfer