FIELD: telecommunications.
SUBSTANCE: invention relates to method of control of establishment of incoming call UE in situation of return to switching CSFB channels, which involves first mobile communication switching centre server MSC, transmitting paging call UE, and second MSC, where UE updates location. Method implementation includes receiving, from home location Register of HLR message roaming number PRN and forwarding information received in message PRN to second MSC.
EFFECT: technical result consists in improvement of procedure is repeated attempt to roaming RR, which reduces delay time of call setup.
35 cl, 6 dwg
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