1
Scope
2 Procedures
2.1 C&I codes provided in ITU-T
Rec. H.221
2.2 Other C&I codes
3 Definitions of C&I symbols
3.1 C&I related to video
3.2 C&I related to audio
3.3 C&I for maintenance purposes
3.4 SBE numbers and characters
3.5 SBE and MBE symbols used in
multipoint working (see ITU-T Rec. H.243)
3.6 SBE symbols used in channel
aggregation and restricted network situations
3.7 Symbols used in the transfer of network
addresses (ITU-T Rec. H.242)
3.8 Symbols used in the indication of
mode preferences (ITU-T Rec. H.242)
3.9 Symbols to indicate conformance
with later versions of Recommendations
3.10 Symbols used for role management
and additional media channels (ITU‑T Rec. H.239)
4 Requirements for C&I