Are you studying for the certification?
Skillset can help you prepare! Sign up for your free Skillset account and take the first steps towards your certification.
Skillset can help you prepare! Sign up for your free Skillset account and take the first steps towards your certification.
At which OSI layer does error detection in frame relay operate?
presentation layer
application layer
physical layer
data link layer
Frame Relay's error detection operates at OSI layer 2 only. When frames are damaged, it will not be retransmitted, of which, in turn, provide faster transmission for more reliable media and for those protocols that have flow and error control at the higher layers.
Study thousands of practice questions that organized by skills and ranked by difficulty.
Create a tailored training plan based on the knowledge you already possess.
Know when you’re ready for the high-stakes exam. Have the confidence that you will pass on your first attempt.