DAP

E233828

DAP (Directory Access Protocol) is an early X.500 directory service protocol that provided a complex, OSI-based method for accessing and managing directory information before being largely replaced by LDAP.

All labels observed (1)

Label Occurrences
DAP canonical 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf directory access protocol
network protocol
basedOnStandard X.500
belongsToFamily X.500
surface form: X.500 protocols
category directory service protocol
characteristic OSI-based protocol
complex protocol
stateful operations
communicationModel client-server
comparedWith LDAP
dataModel entries with attributes
definedInContext X.500
surface form: X.500 directory service
designGoal global directory service
documentation X.500
surface form: ITU-T X.500 series recommendations
era late 1980s
fullName Directory Access Protocol
influenced LDAP
layer application layer
namingModel distinguished names (DNs)
networkRole directory client access protocol
purpose access directory information
manage directory information
relativeComplexity more complex than LDAP
relativeResourceUsage heavier than LDAP
replacedBy LDAP
requires full OSI stack
scope enterprise directory services
telecommunications directory services
securityFeature access control mechanisms
authentication mechanisms
standardizedBy International Organization for Standardization
surface form: ISO

ITU Telecommunication Standardization Sector
surface form: ITU-T
status largely obsolete
supports distributed directory information trees (DITs)
hierarchical directory structure
rich attribute schemas
supportsOperation add directory entries
compare directory attributes
delete directory entries
modify directory entries
read directory entries
search directory entries
transportDependency OSI transport protocols
useContext early X.500 deployments
usesEncoding ASN.1
BER
usesModel OSI model

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.