CHED-RR (Scheduler policy), 196 Real Time (RT), 127 Scheduled users, 249 support, 186 Scheduling, static and regular, 250 and timing, 186-191 Secondary eNB (SeNB), 58-59 operating system latency for interrupt Secondary Synchronization Signal (SSS), 88 handling, 188f Security aspects, 206-214 time synchronization features in Linux, 189f application architecture, 210-212 timeout array, 190f network reconnaissance, 208-209 Receiver, 336 profiling, 206-208 chain analysis, 128-129 security updates, 209-210 dynamic range, 167 Segmentation Indicator bits (SI bits), 220 intermodulation, 336 Segmentation Offset (SO), 220 sensitivity, 167 Self-Organizing Networks (SON), 204 spurious emissions, 336 Semi-persistent scheduling (SPS), 67, 352 Reference sensitivity level, 336 Sentences, 273 Reflective Quality of Service, 55 Sequence Number (SN), 217, 220-221, 334 Regular scheduling, 250 Serial Rapid IO (sRIO), 16 Regulatory approval testing, 346-347 Server, 143 Relaxed maximum modulation order, 362 Server-based solutions, 148-150 Relaxed User Equipment processing time, 362 alternative server PCIe/offload scenario, 151f Reliability, 350 DU acceleration blade, 147f Remote Radio Head (RRH), 315 scale-out to multiple blades, 147f Resource blocks (RBs), 335 server-based cell site DU solution, 148f Resource element (RE), 335 typical server PCIe/offload scenario, 150f Retroactive software optimization, 331-332 Service Data Adaptation Protocol (SDAP), 48 RISC-V, 183 Service Data Unit (SDU), 218, 333, 350 Index Shared Channel (ULSCH), 71 Stability Sigmoid method, 80 cellular network synchronization requirements, Signal aggregation, 230-231, 231f Signal processing chain, 331 testing, 342 Signal-to interference and noise ratio (SINR), Stack processing, 331-332 352-353 Standardization efforts, 224 Signal-to-interference ratio (SIR), 241-242 Static code analysis, 329-330 Signal-to-noise ratio (SNR), 28, 78, 243 Static scheduling, 250 Signaling Radio Bearers (SRBs), 49, 217 STREAM, 178 Silicon devices, 140 Sub 6 GHz front end module, 165-167