7 196, 198, 219 eMBB (Enhanced Mobile Groadband) 8, 12, FHBW (Fronthaul Bandwidth) 391, 392, 18, 20, 21, 98, 192, 265, 338, 346, 348, FIB (Forwarding Information Base) 368 351, 352, 363 FM (Fault Management) 288, 365-367, 371, EN-DC (E-UTRA-NR Dual Connectivity) 58, 80, 149, 156-161, 163-173, 175, FOMA (Freedom of Mobile Multimedia 182, 184, 236, 241, 242, 247, 250-252, Access) 6 254, 301 FOSS (Free and Open Source Software) 296 ENG (Electronic New Gathering) FPGA (Field Programmable Gate Array) EPC (Evolved Packet Core) 8, 29, 30, 38, 285, 287-289 41-44, 57, 69, 78, 86, 156, 157, 159, 164, FRER (Frame Replication and Elimination 168, 169, 171, 172, 174, 176, 177, 182, for Reliability) 357, 370 184, 189, 190, 213, 231, 232, 236, 239, FRR (Fast Reroute) 356, 365, 366 241, 242, 250, 251, 278, 296, 299-301 FSF (Free Software Foundation) 296 EPL (Ethernet Private Line) 370 FSPF (Free Space Propagation Formula) EPON (Ethernet Passive Optical Network) FSS (Fixed Satellite Services) 257 Functional split 28, 128, 129, 131, 133, 134, EPS (Evolved Packet System) 38-40, 43, 44, 137, 138, 141, 152, 176, 191, 194-200, 46, 49-52, 57, 63, 185 211, 278-280, 285, 286, 346, 348, eRE (eCPRI Radio Equipment) 351-353, 368, 374, 381, 391 eREC (eCPRI Radio Equipment Control) ESMC (Ethernet Synchronization Messaging GAA (General Authorized Access) 17 Channel) 359 GEO (Geostationary Orbit) 257-259, 261, ETSI (European Telecommunications 264-269, 271, 274 Standards Institute) 16, 23, 27, 28, GGSN (Gateway GPRS Support Node) 30, 35, 36, 129, 138, 139, 216, 233, gNB-CU (gNB Central Unit) 76, 92, 93, 139, 303-311, 314, 323, 324, 343, 374 140-155, 158-160, 163, 176-189, 226, EVM (Error Vector Magnitude) 195 234, 240, 241, 251, 262, 279, 280, 284, EVPL (Ethernet Virtual Private Line Service) 286-288, 291, 332, 366, 385, 394, 395 gNB-CU-UP (gNB Central Unit User Plane) 176-189, 240, 332 gNB-DU (gNB Distributed Unit) 61, 76, 92, F1-C (F1 Control-Plane) 144, 145, 178-180, 93, 140, 141, 143-154, 158, 176-189, 242, 243, 247, 250, 252, 284 194, 226,