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).
As an Argentine international, Messi has represented his country in six major tournaments. At youth level, he won the 2005 FIFA World Youth Championship, finishing the tournament as its best player and top scorer, and an Olympic gold medal at the 2008 Summer Olympics.