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Document History

  1. ITU-T E.232


    Charging for Calls to Subscriber's Station Connected Either to the Absent Subscriber's Service or to a Device Substituting a Subscriber in His Absence

    • Most Recent
  2. ITU-T E.232

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    Charging for Calls to Subscriber's Station Connected Either to the Absent Subscriber's Service or to a Device Substituting a Subscriber in His Absence - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service

    • Historical Version