CONTENTS

 1     Scope 
        1.1     General  
        1.2     Classification of operating methods 
        1.3     Terminal identification        
        1.4     General provisions 
        1.5     Optional provisions
        1.6     References
 2     Terms and definitions       
        2.2     Time sequence of a facsimile call    
        2.3     Description of phases         
 3     Description of a facsimile call       
        3.1     Phase A – Call establishment         
        3.2     Phases B, C and D – Facsimile procedure  
        3.3     Phase E – Call release       
 4     Tonal signal functions and formats
        4.1     Automatic answer sequence           
        4.2     Calling tone (CNG)           
 5     Binary coded signalling procedure
        5.1     Description
        5.2     Flow diagrams – Figures 5-2a to 5-2x (see also Appendix IV)       
        5.3     Binary coded signal functions and formats   
        5.4     Binary coded signalling implementation requirements           
 6     Use of the modulation system defined in ITU-T Rec. V.34
        6.1     Procedures
Annex A – Procedure for G3 document facsimile transmission in the general switched telephone network incorporating error correction    
        A.1     Introduction          
        A.2     Definitions 
        A.3     Block size and frame size  
        A.4     Information field (see also 5.3.6)   
        A.5     Flow control procedure     
        A.6     Procedure interrupt           
        A.7     Flow diagrams      
        A.8     Signal sequence examples in case of error correction procedure     
Annex B – BFT diagnostic message    
        B.1     Introduction          
        B.2     Normative references        
        B.3     Definitions 
        B.4     Signals and components for BFT file transfer operations     
        B.5     Service models for BFT negotiations          
        B.6     Signals and components for BFT negotiations        
        B.7     Procedures for BFT negotiations   
        B.8     Presentation of BFT negotiations data        
Annex C – Procedure for Group 3 document facsimile transmission on the Integrated Services Digital Network or on  the GSTN using duplex modulation systems    
        C.1     Introduction          
        C.2     Definitions 
        C.3     Facsimile procedure          
        C.4     Flow control procedure     
        C.5     Flow diagrams      
        C.6     Signal sequence examples 
        C.7     Procedures for using Annex C within analog transmission environments      
Annex D – Optional automatic terminal selection procedures    
Annex E – Procedure for the Group 3 document facsimile transmission of continuous-tone colour images    
        E.1     Introduction           
        E.2     Definitions 
        E.3     Normative references        
        E.4     Negotiation procedure       
Annex F – Procedures for Group 3 facsimile transmission using the half-duplex modulation system defined in ITU-T Rec. V.34    
        F.1     Introduction           
        F.2     References
        F.3     Procedures
        F.4     Half-duplex operating procedures of ITU-T Recs V.34 and V.8 for Group 3 facsimile        
        F.5     Examples of sequences      
Annex G – Procedures for secure Group 3 document facsimile transmission using the HKM and HFX system    
        G.1     Introduction          
        G.2     Outline of the secure facsimile document procedure           
        G.3     References
        G.4     Definitions 
        G.5     Abbreviations       
        G.6     Facsimile procedures        
        G.7     Flow diagrams      
        G.8     Flow diagrams      
        G.9     Signal sequence examples in case of secure facsimile procedure     
Annex H – Security in facsimile G3 based on the RSA algorithm    
        H.1     Preamble  
        H.2     Introduction          
        H.3     References
        H.4     Security mechanisms         
        H.5     Security parameters          
        H.6     Exchanges of security parameters  
Annex I – Procedure for the Group 3 document facsimile transmission of colour and gray-scale images using T.43    
        I.1     Introduction
        I.2     Definitions  
        I.3     Normative references         
        I.4     Negotiation procedure        
Annex J – Procedure for Group 3 document facsimile transmission of Mixed Raster Content (MRC) images    
        J.1     Scope     
        J.2     References 
        J.3     Definitions  
        J.4     Image representation          
        J.5     Layer transmission order    
        J.6     Negotiation
        J.7     Application requirements summary  
Annex K – Procedure for the Group 3 document facsimile transmission of continuous-tone colour and gray scale images (sYCC)    
        K.1     Introduction          
        K.2     Definitions
        K.3     References           
        K.4     Negotiation procedure      
Appendix I – Index of abbreviations used in this Recommendation    
Appendix II – List of commands and appropriate responses    
Appendix III – Alternative procedures used by some terminals which conform to the pre‑1996 versions of this Recommendation    
      III.1     Alternative automatic answering sequence   
      III.2     Optional binary coded preamble     
Appendix IV – Signal sequence examples    
Appendix V – Procedure for binary file transmission with protocol examples    
        V.1     Introduction          
        V.2     Definitions 
        V.3     BFT file transfer-protocol overview           
        V.4     ECM-BFT data format     
        V.5     Simple BFT negotiation via Phase C method          
        V.6     Extended BFT Negotiation via Phase B Method    
Appendix VI – Mixed Raster Content examples    
Appendix VII – Application rules for use of V.8 with Group 3 facsimile    
      VII.1     Introduction          
      VII.2     Application rules   
Appendix VIII – Examples for Internet routing/polling    
     VIII.1     Internet routing using e-mail fax through onramp and offramp gateways      
     VIII.2     Internet routing using real-time fax 
     VIII.3     Internet polling