Communications Protocols TCP This lesson covers communications protocols within the TCP/IP suite which work in the transport layer. These protocols determine how packets are formed and sent, basically, how to break up data into pieces and send it where it needs to go. There are two main communications protocols within the TCP/IP suite: - Transmission Control Protocol (TCP) - User Datagram Protocol (UDP) This lesson focuses on TCP which is a connection oriented protocol and supports larger packet sizes.
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