Integrated Services Digital Network (ISDN). Call Forwarding Unconditional (CFU)supplementary service. Service description.

综合服务数字网络(ISDN).无条件呼叫内部捷传(CFU)追加服务.服务描述

属类：行业标准名称-国际标准-NF Z82-200-1997(欧洲通信标准ETS 300200)

Integrated Services Digital Network (ISDN)-Call Forwarding No Reply (CFNR)supplementary service-Functional capabilities and information flows; English version ETS 300205:1994

综合服务数字网络.被呼叫用户无应答时电话中继线路的服务特性.功能分配和信息交换

属类：行业标准名称-国际标准-DIN ETS 300205-1995

Integrated Services Digital Network (ISDN)-Call Forwarding Unconditional (CFU)supplementary service-Functional capabilities and information flows; English version ETS 300204:1994

综合服务数字网络.连续电话中继线路的服务特性.功能分配和信息交换

属类：行业标准名称-国际标准-DIN ETS 300204-1995

Integrated Services Digital Network (ISDN)-Call Forwarding Busy (CFB)supplementary service-Functional capabilities and information flows; English version ETS 300203:1994

综合服务数字网络.占线时电话中继线路的服务特性.功能分配和信息交换

属类：行业标准名称-国际标准-DIN ETS 300203-1995

Integrated Services Digital Network (ISDN)-Call Forwarding No Reply (CFNR)supplementary service-Service description (Endorsement of the English version EN 300201 V 1.2.1 (2001-05)as German standard)

综合业务数字网(ISDN).呼叫不应补充业务.业务描述

属类：行业标准名称-国际标准-DIN EN 300201-2002

Integrated Services Digital Network (ISDN)-Call Forwarding Busy (CFB)supplementary service-Service description (Endorsement of the English version EN 300199 V 1.2.1 (2001-06)as German standard)

综合业务数字网(ISDN).呼叫忙线补充业务.业务描述

属类：行业标准名称-国际标准-DIN EN 300199-2002

Integrated Services Digital Network (ISDN). Call forwarding busy (cfb)supplementary service. Service description.

综合业务数字网(ISDN).呼叫转移繁忙(cfb)的补充服务.服务说明

属类：行业标准名称-国际标准-NF Z82-199-1996

Integrated Services Digital Network (ISDN). Call forwarding non reply (cfnr)supplementary service. Service description.

综合业务数字网(ISDN).呼叫转移无应答(cfnr)的补充服务.服务说明

属类：行业标准名称-国际标准-NF Z82-201-1996

(Integrated Services Digital Network (ISDN)-Digital Subscriber Signalling System No. one (DSS1)and Signalling System No. 7 (SS7)protocols; Call Forwarding on Not Reachable (CFNRc)supplementary service for Cordless Terminal Mobility (CTM)phase 1-Pa

综合业务数字网(ISDN).数字用户信令系统No.1(DSS1)和信令系统No.7(SS7)协议.无绳终端动态(CTM)阶段1的不可

属类：行业标准名称-国际标准-DIN EN 302094-1-2000

Integrated Services Digital Network (ISDN)-Selective Call Forwarding (SCF)supplementary services (unconditional, busy and no reply)-Service description.

综合业务数字网(ISDN).选择呼叫转移(SCF)补充业务(无条件、占线和无响应).业务描述

属类：行业标准名称-国际标准-NF Z82-133-2001