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View Sharing draft-ietf-simple-view-sharing

View Sharing draft-ietf-simple-view-sharing. Jonathan Rosenberg Cisco. Problem Statement. Proposes a mechanism in response to draft-ietf-sipping-presence-scaling-requirements Meets all of the requirements, including preserving privacy and flexible authorization and composition policies.

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View Sharing draft-ietf-simple-view-sharing

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  1. View Sharingdraft-ietf-simple-view-sharing Jonathan Rosenberg Cisco

  2. Problem Statement • Proposes a mechanism in response to draft-ietf-sipping-presence-scaling-requirements • Meets all of the requirements, including preserving privacy and flexible authorization and composition policies

  3. Basic Mechanism SUB buddylist SUB joe@b.com From: alice@a.com NOTIFY With PIDF ACL: bob SUB buddylist NOTIFY SUB joe@b.com From: carol@a.com SUB buddylist b.com alice bob carol a.Com RLS

  4. Properties • Doesn’t reveal anything to a.com they can’t get otherwise • Allows presentity domain policy controls over how much it wants to be contacted with subscriptions • Does not reveal policies to originating domain, only grouping of users that share the same view • Allows policies to change at any time – updated NOTIFY delivers new ACL

  5. Open Technical Issues • Dealing with multiple RLSs with same target presentity • Do we need all modes of flexibility that are in here?

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