The Transformation of Media & Broadcast Video Production to a Professional Media Network

Transcription

1

2 The Transformation of Media & Broadcast Video Production to a Professional Media Network Subha Dhesikan, Principal Engineer

3 Cisco Spark How Questions? Use Cisco Spark to communicate with the speaker after the session 1. Find this session in the Cisco Live Mobile App 2. Click Join the Discussion 3. Install Spark or go directly to the space 4. Enter messages/questions in the space cs.co/ciscolivebot# 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public

4 Agenda Capturing New Transitions Technology Transition: Requirements and Capabilities Standards and Industry Ecosystems Cisco IP Fabric for Media Summary 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public

5 Capturing New Transitions Transition to IP from SDI x86 Workloads Cloud Architectures New formats and data rates Increased bandwidth with Ethernet and IP Move away from specialized, and expensive HW Towards general purpose, low cost compute and storage Software Defined Networking (SDN), no manual configurations Application Policy Driven Infrastructure Platform becomes reusable pools of resources 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 5

6 What can IP do for you? Multiple signals per cable Video, audio, metadata, intercom Bi-directional signals Frame format & rate agnostic Live & file based workflows Dynamic infrastructure Enabling new workflow models 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 6

7 Technology Transition: Requirements and Capabilities

8 Industry Challenges and Requirements Unchanged Operator Workflow Deterministic Network Deterministic and Low Latency and Jitter Zero Packet Loss Reservation of network resources for zero congestion loss Video/ Audio End Point Sync Precision Timing and Synchronization System Availability Same or better than SDI-based system Network Security Protect network operations from any malicious attacks 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 8

9 Consideration of Endpoint Capabilities Unidirectional or Bidirectional Can endpoint transmit and receive on same interface? Live and/or File based workflows Unicast or Multicast Redundancy Support for SMPTE ST Management and Orchestration Management and Media Flow in same or different interfaces? Interfacing with Broadcast control systems Support of ARP, LLDP? Integration into analytics, workflow and planning tools 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 9

10 Considerations of Broadcast Control System(s) Live Production Audio and Video workflows Discovery and registration of endpoints: AMWA NMOS IS-04 specification Connection Management with different devices (AMWA NMOS IS-05) Interfacing with Network Controllers: AMWA NMOS IS-06 Network Control API File-based workflow support Redundancy support 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 10

11 Standards and Industry Ecosystems

12 Standards & Industry Ecosystem 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 12

13 Convergence of standards Each organization has a unique role Courtesy Félix Poulin Radio Canada* User Requirements IEEE 1588 JT-NM JT-NM Reference Architecture VSF TR-03 VSF TR-04 AMWA IS-04 SMPTE ST 2110 (drafting). SMPTE ST 2059 IETF RFC 4175 Market-based Advocacy & Feedback Education & Advocacy AES Cisco and/or its affiliates. All rights reserved. Cisco Public 13

14 Source: jtnm.org. Presentation ID 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 14

15 Relevant Standards and Industry Specifications SMPTE ST : SDI Over IP. Composite Media SMPTE ST 2110 suite: SDI to IP Essence-based media SMPTE ST : Timing. Based on IEEE1588v2 SMPTE ST : Redundancy AMWA NMOS: IS-04: Device Registration and Discovery IS-05: Connection Management: Connection mgmt between sender and receiver IS-06 Network Control API (Work-in-progress): SDN API for Network Services 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 15

16 Overall Workflow (1 of 5) Registration and Discovery of Endpoints Automated registration for ease of use IS-04: Query API Register and Discovery Service Broadcast Controller Broadcast Infrastructure Control Service Network Controller Sources Sources Receivers Receivers IP Network 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 16

17 Overall Workflow (2 of 5) Discovery of Network Topology and Registration of Endpoints Common API for Network integration IS-04: Query API Register and Discovery Service Broadcast Controller Broadcast Infrastructure Control Service AMWA NMOS IS-06 Network Control API Network Controller Sources Sources Receivers Receivers IP Network 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 17

18 AMWA NMOS IS-05 Connection Mgmt API Overall Workflow (3 of 5) Connections for transporting media between sender and receiver(s) Multi-vendor Connection Management IS-04: Query API Register and Discovery Service Broadcast Controller Broadcast Infrastructure Control Service Control Management Service Network Controller AMWA NMOS IS-05 Network Control API Sources Receivers Sources SMPTE ST 2110 (RFC 4175, AES67 Ancillary Data) IP Network Receivers 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 18

19 AMWA NMOS IS05 Connection Mgmt API Overall Workflow (4 out of 5) Flow Management IS-04: Query API Broadcast Controller Broadcast Infrastructure Control Service Bandwidth Management and QoS Network service Register and Discovery Service Connection Management Service AMWA NMOS IS-06 Network Control API Network Controller Sources Sources SMPTE ST 2110 (RFC 4175, AES67 Ancillary Data) IP Network IGMP Join SMPTE ST 2110 (RFC 4175, AES67 Ancillary Data) Receivers Receivers 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 19

20 AMWA NMOS IS05 Connection Mgmt API Overall Workflow (5 out of 5) Flow Management IS-04: Query API Broadcast Controller Broadcast Infrastructure Control Service Visibility and flexibility to operational needs Register and Discovery Service Connection Management Service AMWA NMOS IS-06 Network Control API Network Controller Sources Sources SMPTE ST 2110 (RFC 4175, AES67 Ancillary Data) IP Network IGMP Join SMPTE ST 2110 (RFC 4175, AES67 Ancillary Data) Receivers Receivers 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 20

21 Relevant Standards and Industry Specifications SMPTE ST : SDI Over IP. Composite Media SMPTE ST 2110 suite: SDI to IP Essence-based media SMPTE ST : Timing. Based on IEEE1588 SMPTE ST : Redundancy AMWA NMOS: IS-04: Device Registration and Discovery IS-05: Connection Management: Connection Management between sender and receiver IS-06 Network Control API (Work-in-progress): SDN API for Network Services 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 21

22 SMPTE ST SMPTE ST 2110 Composite to Essence SMPTE (SDI over IP) VANC Ancillary Data SMPTE ST 2110 Ancillary Data HANC Audio Video Video Straight encapsulation of SDI frames into 1428 byte IP packet Audio 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 22

23 SMPTE ST 2110 Suite Professional Media Over IP Networks ST System Timing and Definitions ST Uncompressed Active Video ST Timing Model for Uncompressed Active Video ST PCM Digital Audio ST AES3 Transparent Transport (for non-pcm) ST Ancillary Data ST (ST ) Interoperation of ST streams 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 23

24 SMPTE Timing Leveraging Existing Standards wherever possible Video RFC 4175 Audio AES 67 SMPTE ST 2110 Ancillary Data* Timing SMPTE ST *Ancillary Data is IETF Internet Draft: Cisco and/or its affiliates. All rights reserved. Cisco Public 24

25 SMPTE ST Timing Model for Uncompressed Active Video Two profiles for Senders Narrow (N) senders Traffic flow fairly flat, not bursty Usually Hardware-Based Smaller buffers required in the Receiver Lower latency through the network as buffering is not required or minimal Wide (W) senders Traffic flow bursty Usually Software Implementations Larger buffers required May require careful Network design or may result in network latency or drops 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 25

26 SMPTE Timing Model for Uncompressed Active Video SMPTE 2110: Non-Linear Flows SMPTE 2110 sender SMPTE 2110 sender SMPTE 2110 sender Packet rate is adjusted to 10% over ideal rate Packet rate adjusted (CIR) Ideal rate (packets evenly spaced) Network Buffer SMPTE 2110 receiver Buffer Traffic shaping to ensure low latency and no drops 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 26

27 Relevant Standards and Industry Specifications SMPTE ST : SDI Over IP. Composite Media SMPTE ST 2110 suite: SDI to IP Essence-based media SMPTE ST : Timing. Based on IEEE1588 SMPTE ST : Redundancy AMWA NMOS: IS-04: Device Registration and Discovery IS-05: Connection Management: Connection Management between sender and receiver IS-06 Network Control API (Work-in-progress): SDN API for Network Services 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 27

28 Timing Synchronization of Media Origination time added in the RTP header of the packet Some time elapses as packet is transmitted to the destination Destination takes multiple flows from various sources, combines them using the RTP timestamp adjusted to a common time Sources Destinations SMPTE (Based on IEEE 1588v2) to synchronize clocks amongst the various endpoints 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 28

29 Relevant Standards and Industry Specifications SMPTE ST : SDI Over IP. Composite Media SMPTE ST 2110 suite: SDI to IP Essence-based media SMPTE ST : Timing. Based on IEEE1588 SMPTE ST : Redundancy AMWA NMOS: IS-04: Device Registration and Discovery IS-05: Connection Management: Connection mgmt between sender and receiver IS-06 Network Control API (Work-in-progress): SDN API for Network Services 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 29

30 SMPTE ST Error-free delivery using duplicate flows and separate paths SMPTE ST defines seamless reconstruction of the flow at the receiver Network design and control to ensure path diversity Being updated to make it applicable to SMPTE 2210 Sources IP Network Receiver IP Network 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 30

31 Relevant Standards and Industry Specifications SMPTE ST : SDI Over IP. Composite Media SMPTE ST 2110 suite: SDI to IP Essence-based media SMPTE ST : Timing. Based on IEEE1588 SMPTE ST 2207 : Redundancy AMWA NMOS: IS04: Device Registration and Discovery IS-05 Connection Management: Making Connections happen between sender and receiver Network Control API (Work-in-progress): For all Network Services 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 31

32 AMWA Network Media Incubator Practical interoperability built upon JT-NM Reference Architecture AMWA-NMOS focuses on rapid development of open, interoperable software specifications for the professional video space AMWA-NMOS API Specification for Discovery & Registration (IS-04) (Networked Media Open Spec) REST HTTP / WebSocket registration and query APIs DNS-SD discovery of API IS-04: Query API Register and Discovery Service Broadcast Infrastructure Control Service Active Workgroups Network Controller API Connection Management and others Sources Sources Receivers Receivers 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 32

33 AMWA-NMOS IS-06 Network Control API Workgroup The IS-06 Network Control API is the interface between the Broadcast controller and the Network Controller to secure Network Services. It is based on the SDN style network architecture for Broadcast production Register and Discovery Service Broadcast Infrastructure Control Service IS-06 Network Control API API covers the following areas: Network Topology Discovery Flow Management Monitoring, Diagnostics, and failure handling APIs can be found in: Sources Sources Network Controller IP Network Receivers Receivers 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 33

34 Alliance for IP Media Solutions Foster the adoption of industry standards for the broadcast and media industry as it transitions from SDI to IP IP Showcase in NAB with over 50 Vendors AIMS Guidelines to preparing Broadcast facilities for IP Based Live TV production Simple Studio Large Studio in one or more locations 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 34

35 AIMS Reference Design IP-Based Production in Simple Studio Environments Simple dual-switches model style redundancy Devices register via IS-04 IGMP between devices and switches Single PTP Domain Control System leverages IS-04 to manage connections/routes 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 35

36 AIMS Reference Design Designing for Large Studios in One Location Spine/Leaf model style redundancy Devices register via IS-04 Network Controller Signal Management and/or IGMP Control System leverages IS-04 to manage connections/routes NON-BLOCKING BANDWIDTH MODEL 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 36

37 Cisco IP Fabric for Media (IPFM)

38 Introducing Cisco IP Fabric for Media Maintain Existing Workflow Support multiple broadcast environments and ecosystem applications Remote Production Distributed Production Outside Broadcast IP IP IP Operational Flexibility Policy control for broadcast applications abstracted from network complexity Cisco Network Controller Open APIs and Industry Standards Broadcast Quality Software optimizations to ensure broadcast QoS: zero packet loss, low latency and low jitter QoS Guarantees Monitoring and diagnostics Lower TCO Converged IP network with Cisco Nexus switches and simplified networking, cabling, operations Industry leading performance High density and low latency 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 38

39 System Architecture Broadcast Controller REST-based Network Control API Network Controller REST PUB-SUB events etc. Final authority on all policy decisions and actions Abstracts the Network and provides a flexible API to the higher layers to Control and Orchestrate the Network Robust IP Network built on open and proven technologies Sources IP Fabric Destinations 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 39

40 Network Controller Services Topology and Device Discovery Flow and Fabric Management Security, Monitoring and Diagnostics Managing the Network end-to-end via the Network Control API 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 40

41 Topology and Device Discovery Discover the Network Switches, interfaces and the links Learn the Endpoint devices and where they are connected Perform various searches: Multicast groups, IP addresses, endpoints, switch, etc Cisco and/or its affiliates. All rights reserved. Cisco Public 41

42 Bandwidth Management Network Controller load balances between the various links along the path Ensures non-blocking fabric with low latency Network Controller Spine-1 Spine- 2 Leaf-1 Leaf-2 Leaf-3 Leaf-4 Leaf-5 Leaf-6 Leaf-7 Leaf-8 Leaf-9 Leaf-1 Leaf-2 Leaf-3 Leaf-4 Leaf-5 Leaf-6 Leaf-7 Leaf-8 Leaf Cisco and/or its affiliates. All rights reserved. Cisco Public 43

43 Flow Management Path Selection and Bandwidth Management Policy Enforcement End to End visualization of the flow All flows in the network Senders, receivers and path for any given flow Bandwidth utilization per flow, link or entire fabric All information available to the Broadcast Controller 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 44

44 Diagnostic and Troubleshooting Principles Flow path does not change for its lifetime as authorized Any changes in the topology recognized Impacted flows identified and re-accomodated in available links Flow reconfiguration happens only on Broadcast Controller s request Flow can be tapped on any switch for analysis 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 45

45 Authorize all Network Usage Prevent unauthorized senders, receivers and flows Is the sender authorized to transmit? Is the receiver allowed to receive the specific flow? Is there sufficient bandwidth for the flow? Is the flow within the bandwidth limits? Is the flow marked for the right QoS? Log and report any authorization failure 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 46

46 Summary

47 Summary - Leading PMN Industry Transition Open Standards development and adoption SMPTE, VSF, JT-NM, AMWA, IETF, IEEE Interoperability Supporting Rich Eco System of Vendors Based on Generally- Available HW to benefit from Ethernet economies No purpose-built appliances 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 48

48 Cisco Spark How Questions? Use Cisco Spark to communicate with the speaker after the session 1. Find this session in the Cisco Live Mobile App 2. Click Join the Discussion 3. Install Spark or go directly to the space 4. Enter messages/questions in the space cs.co/ciscolivebot# 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public

49 Please complete your Online Session Evaluations after each session Complete 4 Session Evaluations & the Overall Conference Evaluation (available from Thursday) to receive your Cisco Live T-shirt All surveys can be completed via the Cisco Live Mobile App or the Communication Stations Complete Your Online Session Evaluation Don t forget: Cisco Live sessions will be available for viewing on-demand after the event at Cisco and/or its affiliates. All rights reserved. Cisco Public

50 Continue Your Education Demos in the Cisco campus Walk-in Self-Paced Labs Tech Circle Meet the Engineer 1:1 meetings Related sessions 2018 Cisco and/or its affiliates. All rights reserved. Cisco Public 51

51 Thank you

52