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Frame Relay does not provide flow or error control, they must be provided by the ______(a) Lower Level Protocol(b) Highest Level Protocol(c) Upper Level Protocol(d) Lowest Level ProtocolI have been asked this question at a job interview.This interesting question is from Frame Relay in portion Frame Relay of Computer Network

Answer»

The correct choice is (c) Upper Level Protocol

Explanation: Frame relay only provides error detection using CRC. If ERRORS are detected, the upper-LAYER protocols, such as TCP are expected to provide error CORRECTION FEATURES. Network layer provides flow control.



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