In LTE, the protocol transports packets from UE to eNodeB. Select one: O a. RLC O b. PDCP O c. SCTP O d. MAC In GSM, frequency hopping can be used to reduce the effect of frequency selective fading. Select one: True False In GSM, a VLR is linked to Select one: O a. Several MSCS O b. Only one MSC O c. One or more MSCS O d. Exactly two MSCS In UMTS, a physical channel is indentified by Select one: O a. Access code O b. Relative phase of the signal in the uplink O c. Carrier frequency d. All of them in WCDMA, circuit and packet-switched services can be combined on the same channel. Select one: True False