单项选择题
A. 0 B. 1-2 C. 3-63 D. 63以上
A. 启动DP(Initial IDP) B. 请求报告BCSM事件操作 RRBE( Request Report BCSM Event) C. 连接 (Connect) D. 申请计费 AC (Apply Charging)
A. Provide Roaming Number B. Update Location C. Insert Subscriber Dat D. Send Routing Info
A. Provide Roaming Number B. Update Location C. Insert Subscriber Data D. Send Routing Info
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