Port (computer networking) - Details. 1  Transport layer protocols, such as the Transmission Control Protocol (TCP) and the User Datagram Protocol (UDP), specify a source and destination port number in their headers.
Short Biography Lionel Messi. Lionel Messi was born, 24 June 1987, in Rosario, Argentina to a working class family. His father was a factory steel worker, and his mother a cleaner. He began playing from an early age, and his talent was soon apparent. However, at the age of 11, Messi was diagnosed with growth hormone deficiency (GHD).
Biographical and Historical Background. NiccolÃ² Machiavelli was born on May 3, 1469, in Florence, Italy, and passed his childhood peacefully, receiving the humanistic education customary for young men of the Renaissance middle class. He also spent two years studying business mathematics, then worked for the next seven years in Rome for a Florentine banker.