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Reply To: GSM, ISUP and V5.2 Call Flows

#42150
Chefo
Guest

Hi,
I looked at the MOCS flowchart and there is an error!
The Immediate Assignment procedure is related to signaling channel assignment, not TCH. And all signaling between MS and MSC is flowing through SDCCH, not the TCH. The TCH is allocated in the Assignment command just before Setup command.