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Full Description

This European Telecommunication Standard (ETS) specifies the supplementary services Calling Forwarding Unconditional (SS-CFU), Call Forwarding Busy (SS-CFB), Call Forwarding No Reply (SS-CFNR) and Call Deflection (SS-CD), which are applicable to various basic services supported by Private Integrated Services Networks (PISN).
 

Document History

  1. ETSI ETS 300 256

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    Private Integrated Services Network (PISN); Specification, functional models and information flows; Diversion supplementary services

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  2. ETSI ETS 300 256


    Private Telecommunication Network (PTN); Specification, functional models and information flows; Diversion supplementary services

    • Historical Version