E2E meaning in Computer and Networking ?

What is End to End mean?

End-to-end or End to End may refer to:

End-to-end auditable voting systems, a voting systemEnd-to-end delay, the time for a packet to be transmitted across a network from source to destinationEnd-to-end encryption, a cryptographic paradigm involving uninterrupted protection of data traveling between two communicating partiesEnd-to-end data integrityEnd-to-end principle, a principal design element of the InternetEnd-to-end reinforcement learningEnd-to-end vector, points from one end of a polymer to the other endLand's End to John o' Groats, the journey from "End to End" across Great BritainEnd-to-end testing (see also: Verification and validation) reference