===== Port Number =====
[[ddsf:public:guidebook:06_append:glossary:start| Return to Glossary ]]

A **Port Number** is the logical address of each application or process that uses a network or the [[ddsf:public:guidebook:06_append:glossary:i:internet|Internet]] to communicate. A port number uniquely identifies a network-based application on a computer. Each application/program is allocated a [[ddsf:public:guidebook:06_append:glossary:0-9:16-bit]] integer port number. This number is assigned automatically by the [[ddsf:public:guidebook:06_append:glossary:o:os|OS]], manually by the user or is set as a default for some popular applications. 

Source: [[https://www.techopedia.com/definition/15702/port-number | Port Number ]]