cOMMUNICATION CONTROL AND ADDRESSING LEVEL PROTOCOLS
Transmission Control ProtocolTCP operates within the communication control and addressing Level. TCP, together with IP are the protocols responsible for the transmission of most data across the Internet. The primary responsibility of transport layer protocols such as TCP is ensuring messages are actually delivered correctly.
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Internet ProtocolIP causes data packets to move from sender to receiver, operating at the OSI network layer 3, which is called the Internet layering references that specially discuss TCP/IP. IP has been designed so it will operate with all types of networks and hardware.
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