3, Max Coupling Loss (maxCL), 351 350-351 Maximum Transfer Unit (MTU), 216 15-KHz SCS, 351 Medium Access Control (MAC), 48, 59-70, 240, Knots Complexity, 330 312, 330 layers, 354 MAC-I field, 217 L-LSP, 101 protocol, 222-223,222f "L1 bypass" testing, 341 Medium-priority fronthaul (MPF), 93 Latency, 112-115, 350, 354 Memory testing, 342 dimensioning, 117-126 License-Assisted Access (LAA), 13-14 HARQ memory and bandwidth Licensed operator spectrum, 9-10 dimensioning, 123-126 Licensed private spectrum, 10-13 life-of-a-packet memory bandwidth analysis, in United States, 10-12 117-123 Life-of-a-packet double data rate utilization memory sizing, 117 analysis, 320 scrubbers, 196 Life-of-a-packet memory bandwidth analysis, sizing, 117 117-123 Memory Management Unit (MMU), 322 Limited Buffer Rate Matching (LBRM), 124 Messaging Channel, 277 Linux "Micro kernel", 188 distribution, 186 Mid-testing, 345 kernel, 184 Mini-slot structure, 352, 352f and processor performance tuning, 196-197 Mitigation techniques, software performance, Log Likelihood Ratios (LLRs), 116, 315 320-321 generation process, 317 mmWave radio frequency module, 168-171, 169f Logical Channel ID (LCID), 223 beam switch process steps, 171 Logical channels, 70-71 mmWave link budget example, 168-170 Long term support (LTS), 185-186 Mobile World Congress (MWC), 8 Long-Term Evolution (LTE), 1, 9, 43, 351 Modern Network Interface Cards, 200 372 Index Modified Largest Weighted Delay First (M- FTS or PTS, SyncE or no SyncE, 294-296 LWDF), 251 mixed PTP profiles, 296f Modulation Coding Scheme (MCS), 74, 221-222, O-DU sync functions, 294t SyncE and precision time protocol, 294t Modulation schemes, 241-242,242f O-RAN LLS architectures, 293f Moore's law, 5, 186-187 Networked Femto Application Programming MTU Discovery (MTUD), 216 Interface (nFAPI), 32-33, 203-204 Multiconnectivity, 56-59 timing window management, 204f Multicore central processing unit selection Networking processor/host, 148-149, 173 criteria, 174-179 Networking stacks, 197-200 Arm, 176-177 features, 19