Q. 4 A Describe the SS7 protocol architecture. [8] B Explain Frame-Mode Control Signaling with…

Q. 4 A Describe the SS7 protocol architecture. [8] B Explain Frame-Mode Control Signaling with example. [8] Q. 5 A Explain HEC operation at receiver and effect of error in Cell Header with diagram. [8] Page 2 of 2 B Draw and explain ATM Cell Format at User-network interface. [8] OR Q. 6 A Explain traffic management functions of maintain the QoS of ATM connections. [8] B Explain the causes of cell delay variation in ATM network.