Content Indirection in SIPChanges from -04 App Interaction-Style Retrieval Protocol Negotiation Contact: mumble;schemes=… Optional Content (e.g., for multipart MIME) RFC3459 (MIME Critical Content Indicator) Content-Disposition Entity Header a MUST from a SHOULD (Clarifying Usage) Indirect Content MUST be One URI Per Body Part (Clarifying Usage) Hash Parameter is Hex, not base64 |