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Which protocol is required for end-to-end signaling in an IntServ QoS architecture?

Posted: Fri Jul 22, 2022 5:23 pm
by answerhappygod
Which protocol is required for end-to-end signaling in an IntServ QoS architecture?

A. RSVP
B. DSCP
C. ToS
D. LLQ
E. DiffServ