SDP – Service Discovery Protocol
n Inquiry/response protocol for discovering services
Searching for and browsing services in radio proximity
Adapted to the highly dynamic environment
Can be complemented by others like SLP, Jini, Salutation, …
Defines discovery only, not the usage of services
Caching of discovered services
Gradual discovery
n Service record format
Information about services provided by attributes
Attributes are composed of an 16 bit ID (name) and a value
values may be derived from 128 bit Universally Unique Identifiers
(UUID)