X.400
E749673
X.400 is a suite of ITU-T and ISO/IEC standards that define a formal, message-oriented electronic mail system used primarily in enterprise and governmental environments.
All labels observed (1)
| Label | Occurrences |
|---|---|
| X.400 canonical | 1 |
Statements (62)
| Predicate | Object |
|---|---|
| instanceOf |
ISO/IEC standard
ⓘ
ITU-T recommendation ⓘ email standard ⓘ messaging protocol suite ⓘ |
| addressingScheme |
Originator/Recipient address
ⓘ
structured O/R address ⓘ |
| alsoKnownAs |
X.400 MHS
NERFINISHED
ⓘ
X.400 Message Handling System NERFINISHED ⓘ |
| competesWith | Internet email (SMTP/MIME) ⓘ |
| definedBy |
ISO/IEC
NERFINISHED
ⓘ
ITU-T NERFINISHED ⓘ International Organization for Standardization NERFINISHED ⓘ International Telecommunication Union NERFINISHED ⓘ |
| designGoal |
carrier-grade messaging
ⓘ
interoperable messaging between heterogeneous systems ⓘ support for large-scale organizational messaging ⓘ |
| firstStandardized | 1984 ⓘ |
| hasAccessProtocol |
P3 protocol
ⓘ
P7 protocol ⓘ |
| hasGatewayProtocol | P22 protocol ⓘ |
| hasProperty |
formal message model
ⓘ
rich delivery semantics ⓘ strong typing of message content ⓘ support for gateways to other email systems ⓘ |
| hasTransportProtocol | P1 protocol ⓘ |
| hasUserProtocol | P2 protocol ⓘ |
| includesComponent |
Access Unit
ⓘ
Message Handling System NERFINISHED ⓘ Message Store ⓘ Message Transfer Agent ⓘ Message Transfer System ⓘ User Agent ⓘ |
| influenced | later secure messaging standards ⓘ |
| partOf | Open Systems Interconnection model NERFINISHED ⓘ |
| primaryUse |
message-oriented electronic mail
ⓘ
store-and-forward messaging ⓘ |
| provides |
binary content support
ⓘ
content type negotiation ⓘ message authentication ⓘ message confidentiality ⓘ message integrity ⓘ multi-part message support ⓘ security labels ⓘ |
| relatedStandard | X.500 NERFINISHED ⓘ |
| standardFamily | ITU-T X-series recommendations NERFINISHED ⓘ |
| supports |
delivery reports
ⓘ
interpersonal messaging ⓘ message security services ⓘ message storage ⓘ message transfer ⓘ non-repudiation services ⓘ receipt notifications ⓘ reliable delivery ⓘ system-to-system messaging ⓘ |
| typicalDeployment |
enterprise environments
ⓘ
governmental environments ⓘ |
| usedBy |
aviation messaging systems
ⓘ
financial sector messaging systems ⓘ military messaging systems ⓘ |
| uses |
X.500 directory services
NERFINISHED
ⓘ
distinguished names for addressing ⓘ |
| usesModel | OSI model NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.