URI
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... 8]) to translate telephone numbers,
such as +12025332600, into URIs (Uniform Resource Identifiers, RFC
2396(-> 3986std66) ...
... ENUM exists primarily to
facilitate the interconnection of systems that rely on telephone
numbers with those that use URIs to identify resources.
Presence is a service ...
...
The IETF has defined a generic URI used to identify a presence
service for a particular resource: the 'pres' URI scheme (defined in
...
... IETF has defined a generic URI used to identify a presence
service for a particular resource: the 'pres' URI scheme (defined in
CPP [4 ...
... enumservice for presence.
The scheme of the URI that will appear in the regexp field of an
NAPTR record using the 'E2U ...
... E2U+pres' enumservice SHOULD be the 'pres'
URI scheme. Other URI schemes appropriate to presence services MAY
...
... enumservice SHOULD be the 'pres'
URI scheme. Other URI schemes appropriate to presence services MAY
be used; however, the use of the 'pres' URI scheme ...
... URI schemes appropriate to presence services MAY
be used; however, the use of the 'pres' URI scheme ensures a greater
level of compatibility than would the use of any URI ...
... URI scheme ensures a greater
level of compatibility than would the use of any URI specific to a
particular presence protocol. The purpose of a pres URI ...
... URI specific to a
particular presence protocol. The purpose of a pres URI is to
provide a generic way to locate a presence service. Techniques for
...
... presence service. Techniques for
dereferencing the pres URI to locate a presence service are given in
[5 ...
... 5].
The 'pres' URI scheme does not identify any particular protocol that
will be used to handle presence operations (such as subscriptions and
...
... privacy considerations.
Revealing a pres URI in and of itself is unlikely to introduce many
privacy concerns, although, depending on the structure of the URI ...
... URI in and of itself is unlikely to introduce many
privacy concerns, although, depending on the structure of the URI, it
might reveal the full name or employer of the target. The use of
...
... might reveal the full name or employer of the target. The use of
anonymous URIs mitigates this risk. More serious privacy concerns
are associated with the unauthorized distribution of presence
...
... presence protocol used in conjunction with the 'pres' URI scheme is
required to meet these requirements.
...
... Unlike a traditional telephone number, the resource identified by a
pres URI may require that callers provide cryptographic credentials ...
... Faltstrom, P. and M. Mealling, "The E.164 to Uniform Resource Identifiers (URI) Dynamic Delegation Discovery System (DDDS) Application", RFC 3761prop ...
... Berners-Lee, T., Fielding, R., and L. Masinter, "Uniform Resource Identifiers (URI): Generic Syntax", RFC 2396(-> 3986std66), August 1998. ...