Content for TS 24.282 Word version: 17.4.0
16 Emergency Alert
16.1 General
16.2 On-network emergency alert
16.3 Off-network emergency alert
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16 Emergency Alert |R16| Word‑p. 296
16.1 General Word‑p. 296
16.2 On-network emergency alert Word‑p. 296
16.2.1 Client procedures Word‑p. 296
16.2.1.1 Emergency alert origination Word‑p. 296
16.2.1.2 Emergency alert cancellation Word‑p. 298
16.2.1.3 MCData client receives an MCData emergency alert or communication notification Word‑p. 299
16.2.1.4 MCData client receives notification of entry into or exit from a group geographic area |R17| Word‑p. 301
16.2.1.5 MCData client receives notification of entry into or exit from an emergency alert area |R17| Word‑p. 302
16.2.2 Participating MCData function procedures Word‑p. 302
16.2.2.1 Receipt of a SIP MESSAGE request for emergency notification from the served MCData client Word‑p. 302
16.2.2.2 Receipt of a SIP MESSAGE request for emergency notification for terminating MCData client Word‑p. 304
16.2.2.3 Receipt of a SIP MESSAGE request indicating successful delivery of emergency notification Word‑p. 304
16.2.3 Controlling MCData function procedures Word‑p. 305
16.3 Off-network emergency alert Word‑p. 310
16.3.1 General Word‑p. 310
16.3.2 Basic state machine Word‑p. 310
16.3.2.1 General Word‑p. 310
16.3.2.2 Emergency alert state machine Word‑p. 310
16.3.2.3 Emergency alert states Word‑p. 310
16.3.2.3.1 E1: Not in emergency state Word‑p. 310
16.3.2.3.2 E2: Emergency state Word‑p. 310
16.3.3 Procedures Word‑p. 311
16.3.3.1 Originating user sending emergency alert Word‑p. 311
16.3.3.2 Emergency alert retransmission Word‑p. 311
16.3.3.3 Terminating user receiving emergency alert Word‑p. 311
16.3.3.4 Terminating user receiving retransmitted emergency alert Word‑p. 312
16.3.3.5 Originating user cancels emergency alert Word‑p. 312
16.3.3.6 Terminating user receives GROUP EMERGENCY ALERT CANCEL message Word‑p. 312
16.3.3.7 Implicit emergency alert cancel Word‑p. 313
