Interfaces, 12-14, 15-18, 21, 23, 44, 45, 55, 56, Layer 2: Data Link Layer, 9 59, 60, 77, 91, 92, 109, 112-114, 118-122, Layer 3: Network Layer, 9 125, 128, 136-144, 163, 164, 169, 175, Layer 4: Transport Layer, 9 181, 183, 185, 189, 190, 192, 195, 198, Layer 5: Session Layer, 9 207, 209, 212-214, 220, 221, 224, 228, Layer 6: Presentation Layer, 9 232, 233, 244, 246 Layer 7: Application Layer, 10 Interfaces and Signalling in GSM, 12 LCB, 78, 82 Interference, 29, 35, 41, 43-45, 53, 56, 61, Legal Interception Gateway (LIG), 110, 111, 74-77, 87, 88, 90, 117-119, 124, 126, 127, 133, 134, 144, 162, 163, 165-170, 172, Lightpath, 232 177, 202, 220, 224, 228, 230, 231, Line of Sight Survey, 62 233-235, 259 Line-of-Sight (LOS), 37, 57, 58, 62, 85, 89, 231 Interference Analyses, 231 Link, 8, 9, 13, 14, 32-35, 39, 40, 46, 53, 57-59, Interference Degradation, 165 61, 63, 64, 68, 69, 71-73, 77, 84, 86, 87, Interference Diversity, 35, 45 89, 90, 98-100, 102, 105, 106, 111, 113, Interference Margin, 165, 170, 172 118, 126, 131-135, 137, 138, 145, Interference Plans, 25 164-168, 170, 172, 175, 182, 187-191, Inter-Hop Interference, 74 199, 200, 202, 210, 213, 223, 224, 230, Inter-Mode Handover, 163 231, 235, 246, 258 Internal Clock, 80 Link Adaptation, 131, 132, 135, 168 International Telecommunication Union (ITU), Link Budget, 32, 34, 35, 39, 53, 57, 58, 63, 69, 4, 8, 58, 68, 69, 72, 81, 196, 235 86, 87, 118, 126, 133, 134, 164-166, 168, Internet Protocol (IP), 99, 114, 206, 209, 210, 175, 182, 187, 199, 202, 224, 230, 231, 213, 214 Inter-Switch Traffic, 95 Link Budget Calculation, 32-34, 39, 53, 57, 58, Intra-System Interference, 74 63, 69, 86, 87, 118, 126, 133, 134, IP Addressing, 122, 195, 196, 198, 210, 213, 164-166, 175, 182, 199, 202, 231 214, 245 Link (or Power) Budget, 32-35 IP Routers, 5, 111, 196 Link Performance, 86, 133, 145, 168, 172, 176 IP Routing, 123 Link Planner, 230, 231 (IP) Servers, 222 Load Balancing, 242, 245 IP-BTS, 222 Loading Effect, 165 ITU-T G.828, 191 Loading Factor, 165 ITU-T I.356, 191 Location Me