(last updated 2011-05-04) Name : Brian McColgan Email : b_mccolgan&hotmail.com MIME media type name : Application MIME subtype name : Vendor Tree - vnd.oma.pal+xml Required parameters : None Optional parameters : None Encoding considerations : binary Security considerations : Presence Access Layer carries Presence Context, and Presence Aspects (i.e. abstractions of Presence Information) in PAL messages over broadcast channels. PAL messages are passive in nature and do not contain any executable content. It is possible that PAL messages may contain confidential and/or critical information. These types of messages may be secured utilizing authentication, authorization, message integrity, confidentiality and protection mechanisms as outlined in the referenced specifications below. Interoperability considerations : Published specification : OMA PAL 1.0 Enabler Specification, especially Section 6 - OMA Presence Data Extension v1.3 - OMA Security Common Framework Architecture. Enabler specifications are available at: http://www.openmobilealliance.org Applications which use this media : Presence aware services, and/or class-of-services (i.e. a collection of one or more services which are presence capable and have some unifying characteristic - e.g. originate from a single vendor, etc.). Additional information : 1. Magic number(s) : none 2. File extension(s) : none 3. Macintosh file type code : none 4. Object Identifiers: none None. Person to contact for further information : 1. Name : Brian McColgan 2. Email : b_mccolgan&hotmail.com Intended usage : Limited Use Only for usage with OMA Presence Access Layer v1.0, which follow semantics given in the specification detailed above. Author/Change controller : OMNA - Open Mobile Naming Authority, OMNA Secretary - mailto:OMA-OMNA&mail.openmobilealliance.org (file created 2011-05-04)