SIPREC Requirements for Media Recording using SIP IETF 77, Anaheim Ken Rehor on behalf of the team Draft authors: K. Rehor, A. Hutton, L. Portman, R. Jain, H. Lum

Agenda Use Cases Scope Open Issues Next Steps 2

Media Recording Use Cases Audio, Video, Screens Contact Center – Regulatory compliance, business practices – Quality Assurance Enterprise – Regulatory compliance – Trading floor – Convenience Messaging Video conferencing Emergency services / First responders 3

SIPREC Requirements Scope Recorder Control Security mechanisms, including transport and media encryption Privacy concerns, including end-user notification Negotiation of recording media streams Session metadata content and format 4

Problem Statement Unique requirements that are not addressed in the current SIP protocol specifications Some examples – Distinction between the session that is being recorded (“Communication Session”) and “Recording Session” – Ability to indicate recording session – Ability to disable recording session – Recording-specific metadata – Recording-specific mid-call events and control Pause/resume, metadata update, etc. 5

Open Issues Failure modes and handling Media / codec negotiation – At setup time – Mid-call, e.g. during transfers of participants Network mixing, transcoding Participant Notification – Before recording begins, via tone injection, etc. Privacy Control Metadata transport 6

Next Steps Refine current requirements Address Open Issues and Public Comments – May require engagement with other WGs Describe additional use cases Publish revised draft – Target May / Jun

8 Discussion