ANSI/TIA-664-504-B-2007 无线特征描述.无应答呼叫前转(CFNA)

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标准号:ANSI/TIA-664-504-B-2007
中文标准名称:无线特征描述.无应答呼叫前转(CFNA)
英文标准名称:Wireless Features Description: Call Forwarding - No Answer (CFNA)
标准类型:M19
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:M19
国际标准分类号:33.070.50
适用范围:Call Forwarding - No Answer (CFNA) permits a called subscriber to have the system send incoming calls addressed to the called subscriber's Directory Number to another Directory Number (forward-to number) or to the called subscriber's designated voice mailbox, when the subscriber fails to answer, or is otherwise inaccessible (including no paging response, the subscriber's location is not known the subscriber is reported as inactive, Call Delivery not active for a roaming subscriber, Do Not Disturb active, etc.). CFNA does not apply when the subscriber is considered to be busy.

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