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).
Born and raised in central Argentina, Messi was diagnosed with a growth hormone deficiency as a child. At age 13, he relocated to Spain to join Barcelona, who agreed to pay for his medical treatment. After a fast progression through Barcelona's youth academy, Messi made his competitive debut aged 17 in October 2004.