IP broadcast training course description
A current hot topic in recent years has been the provision of multimedia services over IP networks aka triple or quadruple play. This course investigates the characteristics of video transmission and then studies the impact on IP networks.
What will you learn
Use Wireshark to analyse and troubleshoot TV streams.
Describe techniques, which can be used in IP to provide low uniform delay.
Evaluate IPTV technologies.
Design data networks, which will support IPTV.
IP broadcast training course details
Who will benefit:
Anyone working in broadcast.
Prerequisites:
TCP/IP foundation for engineers
Duration
3 days
IP broadcast training course contents
What is IPTV?
What is IP? What is TV? Pixels, frames, colour,
digital modulation, digital video broadcasting.
SDTV, HDTV, 4K. IPTV architectures,
Contribution, distribution, delivery. IPTV
standards.
Hands on Base IP connectivity, VLC.
IPTV protocol stacks
IP, TCP, UDP, RTP. IPv6. HTTP. Bandwidth
requirements.
Hands on IPTV bandwidth
calculations.
Video codecs
What is a CODEC, pictures and audio, digitisation,
sampling, quantisation, encoding, compressing.
MPEG, bit rates, resolution. I, B, P frames, GOP.
MPEG 2, MPEG 4, H.264, H.265, VP9, AV1.
Hands on Analysing MPEG frames.
IP issues
Quality vs. bandwidth. Bandwidth, delay, latency,
jitter, signalling. Routers.
Hands on Analysing
jitter and other performance issues.
IPTV performance and QoS
IP DSCP field, queuing strategies; FIFO, WFQ,
custom, priority, RED. Differentiated services,
Diffserv. 802.1Q. Traffic shaping. QoE.
Hands on
best effort versus prioritisation.
UDP versus TCP
Reliable, unreliable, connection oriented,
connectionless. Broadcasts, multicasts and
unicasts. TCP flow control, TCP and
performance.
Hands on TCP window sizes.
RTP
RTP, ports, mixers, translators, RTCP, SMPTE,
FEC.
Hands on RTP analysis with Wireshark.
Multicasting
Multicasting compared to unicasting and
broadcasting, when to use and when not to use
multicasting. IGMP, PIM-SM, SSM. MLD.
Hands on Analysing multicast streams.
OTT TV
HTTP, HTTPS, Chunked HTTP. Adaptive
streaming. HTML5. DASH vs HLS.
Hands on
Analysing HTTP streams.
Security
Firewalls, TLS, DRM, watermarking. Encryption.
Geolocation. VPNs.
IPTV architecture and other protocols
Content providers, Service providers, delivery
networks, home networks. Caching, Service
discovery. RTSP. SAP, SDP. DHCP, DNS, NTP