A new Request for Comments is now available in online RFC libraries. RFC 8101 Title: IANA Registration of New Session Initiation Protocol (SIP) Resource-Priority Namespace for Mission Critical Push To Talk Service Author: C. Holmberg, J. Axell Status: Informational Stream: IETF Date: March 2017 Mailbox: christer.holmberg@ericsson.com, jorgen.axell@ericsson.com Pages: 6 Characters: 10649 Updates/Obsoletes/SeeAlso: None I-D Tag: draft-holmberg-dispatch-mcptt-rp-namespace-05.txt URL: https://www.rfc-editor.org/info/rfc8101 DOI: 10.17487/RFC8101 This document creates additional Session Initiation Protocol (SIP) Resource-Priority namespaces to meet the requirements of the 3GPP-defined Mission Critical Push To Talk (MCPTT) and places these namespaces in the corresponding IANA registry. INFORMATIONAL: This memo provides information for the Internet community. It does not specify an Internet standard of any kind. Distribution of this memo is unlimited. This announcement is sent to the IETF-Announce and rfc-dist lists. To subscribe or unsubscribe, see https://www.ietf.org/mailman/listinfo/ietf-announce https://mailman.rfc-editor.org/mailman/listinfo/rfc-dist For searching the RFC series, see https://www.rfc-editor.org/search For downloading RFCs, see https://www.rfc-editor.org/retrieve/bulk Requests for special distribution should be addressed to either the author of the RFC in question, or to rfc-editor@rfc-editor.org. Unless specifically noted otherwise on the RFC itself, all RFCs are for unlimited distribution. The RFC Editor Team Association Management Solutions, LLC