What protocol refers to?
In computer science it refers to rules governing the transmission of data.
The official procedure governing affairs of state or diplomatic occasions.
The established code of procedure or behavior in any group, organization, or situation
Protocol (diplomacy), the etiquette of diplomacy and affairs of state
Protocol (politics), a formal agreement between nation states
The Protocols of the Elders of Zion, an antisemitic tract
Kyoto Protocol, a protocol to the United Nations Framework Convention on Climate Change
Protocol I, an amendment to the Geneva Conventions ...more