网络释义
1)Call Forwarding on No Reply CFNRy,无应答前转补充业务2)Call Forwarding on mobile subscriber Not Reachable CFNRc,不可及前转补充业务3)call forwarding no reply service,无应答呼叫转移业务4)Call Forwarding No Reply,呼叫无应答前转5)Call Forwarding No Reply CFNR,无应答呼叫前转6)Call forwarding on busy/no reply,遇忙/无应答呼叫前转