CONTENTS

 1     Scope
 2     References
 3     Terms and Definitions
 4     Abbreviations
 5     User interface features in H.245
 6     Extension of userInputIndication
        6.1     Extensibility mechanism
        6.2     Capability signalling
        6.3     Hierarchy of user interface devices
Annex A – Navigation key indications
        A.1     Overview
        A.2     Signalling in H.245
Annex B – Soft key indications
        B.1     Overview
        B.2     Signalling in H.245
Annex C – Indication of pointing device input
        C.1     Overview
        C.2     Signalling in H.245
Annex D – Modal interface messages
        D.1     Overview
        D.2     Signalling in H.245
Appendix I – ASN.1 OIDs defined in ITU-T Rec. H.249