Aplication | H.320 | H.321 | H.322 | H.323 | H.324 | H.310 |
Network | Narrowband | Broadband | Guaranteed | Non-guaranteed | PSTN or POTs, | Broadband |
Video | H.261 | H.261 | H.261 | H.261 | H.261 | MPEG-2 |
Audio | G.711 | G.711 | G.711 | G.711 | G.723 | MPEG-2 |
Multiplexing | H.221 | H.221 | H.221 | H.225.0 | H.223 | H.222.0 H.222.1 (MPEG) |
Control | H.230 H.242 | H.242 | H.242 | H.245 | H.245 | H.245 |
Multipoint | H.231 | H.231 | H.231 | H.323 | ||
Data | T.120 | T.120 | T.120 | T.120 |
T.120 | T.120 |