A new Request for Comments is now available in online RFC libraries. RFC 7879 Title: DTLS-SRTP Handling in SIP Back-to-Back User Agents Author: R. Ravindranath, T. Reddy, G. Salgueiro, V. Pascual, P. Ravindran Status: Standards Track Stream: IETF Date: May 2016 Mailbox: rmohanr@cisco.com, tireddy@cisco.com, gsalguei@cisco.com, victor.pascual.avila@oracle.com, partha@parthasarathi.co.in Pages: 13 Characters: 29648 Updates/Obsoletes/SeeAlso: None I-D Tag: draft-ietf-straw-b2bua-dtls-srtp-12.txt URL: https://www.rfc-editor.org/info/rfc7879 DOI: http://dx.doi.org/10.17487/RFC7879 Session Initiation Protocol (SIP) Back-to-Back User Agents (B2BUAs) exist on the signaling and media paths between the endpoints. This document describes the behavior of B2BUAs when Secure Real-time Transport (SRTP) security context is set up with the Datagram Transport Layer Security (DTLS) protocol. This document is a product of the Sip Traversal Required for Applications to Work Working Group of the IETF. This is now a Proposed Standard. STANDARDS TRACK: This document specifies an Internet Standards Track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the Official Internet Protocol Standards (https://www.rfc-editor.org/standards) for the standardization state and status of this protocol. 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