ITU F.87:1991
ITU F.87:1991 Operational Principles For The Transfer Of Messages From Terminals On The Telex Network To Group 3 Facsimile Terminals Connected To The Public Switched Telephone Network
Table of Contents
FOREWORD1Scope
2Serviceprinciples
3Servicefacilities
3.1General
3.2Messagedeposit
3.3Follow-onmessages
3.4Statusenquiryrequest
3.5Messagecancelrequest
3.6Delivery/non-deliverynotificationmessageand
journals
4Accessprocedures
4.1General
4.2One-stageselection
4.3Two-stageselection
4.4AnswerbacksandWRUprocessing
5Messagedepositbythetelexsubscriber
5.1General
5.2Messagesecurity
5.3Endoftransactionandendofmessagesignal
5.4Inputtransactionaccepted
6Messagedelivery
7Delivery/non-deliverynotificationmessages
7.1Non-deliverynotificationmessage
7.2Positivedeliverynotificationmessage
ANNEXI-Listofabbreviations