H.245
E663662
H.245 is an ITU-T control protocol used in multimedia communication systems to negotiate channel usage and capabilities between endpoints.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| H.245 control protocol | 1 |
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
ITU-T Recommendation
ⓘ
control protocol ⓘ multimedia communication protocol ⓘ |
| belongsToSeries | H-series NERFINISHED ⓘ |
| category | real-time communication protocol ⓘ |
| defines |
capability exchange procedures
ⓘ
conference control procedures ⓘ control channel procedures ⓘ flow control procedures ⓘ logical channel signaling ⓘ master-slave determination procedures ⓘ round-trip delay determination procedures ⓘ |
| enables |
bandwidth management via flow control
ⓘ
dynamic capability negotiation ⓘ interoperability between different terminals ⓘ |
| layer | control layer above transport ⓘ |
| operatesBetween | communication endpoints ⓘ |
| organization | International Telecommunication Union NERFINISHED ⓘ |
| purpose |
negotiate capabilities between endpoints
ⓘ
negotiate channel usage between endpoints ⓘ |
| relatedTo |
H.225.0
ⓘ
H.320 ⓘ H.323 NERFINISHED ⓘ H.324 ⓘ |
| roleInH.323 | control signaling between endpoints ⓘ |
| scope | call control and capability negotiation ⓘ |
| sector | ITU Telecommunication Standardization Sector NERFINISHED ⓘ |
| specifies |
message formats for control signaling
ⓘ
state machines for control procedures ⓘ |
| standardizedBy | ITU-T NERFINISHED ⓘ |
| status | international standard ⓘ |
| supports |
audio capabilities negotiation
ⓘ
data capabilities negotiation ⓘ logical channel closure ⓘ logical channel establishment ⓘ logical channel modification ⓘ video capabilities negotiation ⓘ |
| transportedOver | TCP in H.323 ⓘ |
| usedIn |
H.320 systems
NERFINISHED
ⓘ
H.323 systems ⓘ H.324 systems NERFINISHED ⓘ multimedia communication systems ⓘ videoconferencing systems ⓘ voice over IP systems ⓘ |
| usesEncoding |
ASN.1
NERFINISHED
ⓘ
PER ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.