1     Scope 
 2     References 
 3     Abbreviations   
 4     Generic performance model         
        4.1     Components of an end-to-end connection  
        4.2     Frame transfer reference events      
        4.3     Frame transfer outcomes    
 5     Frame transfer performance parameters   
        5.1     User information frame transfer delay         
       5.2      User information frame delay jitter  
        5.3     User information frame loss ratio    
        5.4     Residual frame error ratio   
        5.5     Extra frame rate     
        5.6     Frame-based conformant traffic distortion ratio       
        5.7     Frame flow-related parameters      
Annex A – Conformance test for performance evaluation    
        A.1     Motivation
        A.2     Limited standardized use   
        A.3     DDB definition      
        A.4     Using the DDB in evaluating FCTDR         
Annex B – Bit-based accuracy and dependability parameters    
        B.1     User information bit loss ratio        
        B.2     Residual bit error ratio       
Annex C – Some relations between frame-level and ATM-level performance parameters    
        C.1     Scope    
        C.2     Motivation for relating frame-level and ATM-level and performance parameters     
        C.3     Frame relay parameters considered           
        C.4     Relation between FR and ATM user information loss parameters   
Appendix I – Congestion notification    
        I.1        The effects of FECN, BECN and CLLM on performance
        I.2        Controlling the effects on performance      
Appendix II – Performance effects of excessive demand for connection resources    
       II.1     Unanticipated simultaneous access line bursting       
       II.2     Full utilization of over-subscribed access lines         
Appendix III – A method for estimating the FLR: FLR extraction    
      III.1     FLR extraction methodology limitations      
      III.2     FLR extraction methodology