GSM Networks : Protocols, Terminology, and Implementation - Chapter 9 ppsx

... message. SCCP messages consist of the following parts (refer to Figures 9. 4 and 9. 5 ): 156 GSM Networks: Protocols, Terminology, and Implementation FCS Signaling connection control part (SCCP) Message ... SCCP management message. Table 9. 3 lists the subsystems of the SCCP. 166 GSM Networks: Protocols, Terminology, and Implementation 9. 3.3 Decoding a SCCP Mes...

Ngày tải lên: 13/08/2014, 02:21

... a car phone and in a handheld telephone. 13 16 GSM Networks: Protocols, Terminology, and Implementation Table 2.1 (continued) Parameter Remarks Security related data Algorithm A3 and A8 (m/f) Required ... tools for network opera- tors, to monitor coverage and evaluate the behavior of handover as a customer would experience it. 18 GSM Networks: Protocols, Terminology,...

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... and Implementation EIR HLR VLRVLR E-interface MSC G-MSC B-interface BSSs G-interface C-interface C-interface F-interface F-interface D-interface D-interface B-interface External connections Figure ... detail to be a standalone entity. The only major function assigned to the AuC is to calculate and provide the authentication-triplets, that 32 GSM Networks: Protocols, Terminology,...

Ngày tải lên: 13/08/2014, 02:21

... Timing Advance (Distance between MS and BTS) 00000000 Figure 6. 29 Format of a CHAN_RQD message (taken from GSM 08.58). 78 GSM Networks: Protocols, Terminology, and Implementation Table 6.5 (continued) ID ... frames from the same TRX. 70 GSM Networks: Protocols, Terminology, and Implementation 01234567 Bit 1111P/F101 Figure 6.22 Control field of an XID frame. The Ab...

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... on different values over the Air-interface than on 102 GSM Networks: Protocols, Terminology, and Implementation 112 GSM Networks: Protocols, Terminology, and Implementation Table 7.5 (continued) ID ... N201. 104 GSM Networks: Protocols, Terminology, and Implementation Table 7.2 Possible Values of SAPI on the Air-Interface SAPI (Decimal) Meaning 0 RR, MM, CC 3...

Ngày tải lên: 13/08/2014, 02:21

... examples of a SLTM and a SLTA message. 132 GSM Networks: Protocols, Terminology, and Implementation in Layer 3 that automatically detect error situations and are able to try to cor- rect them autonomously. ... overview of the SS7 mes- sages used for network management and network test. Tables 8.4 and 8.5 list 142 GSM Networks: Protocols, Terminology, and Implement...

Ngày tải lên: 13/08/2014, 02:21

... reset-procedure, the BSC has to re- peat BLO/CIR_GRP_BLO messages, for all channels, which were in a blocked state before a RESET was sent.) 180 GSM Networks: Protocols, Terminology, and Implementation Table ... are 09, which stands for CC and indicates that CC requests the release of a connection when the call is terminated, and 0B hex , which indicates a successful handover....

Ngày tải lên: 13/08/2014, 02:21