User interest in mobile TV services is growing thanks especially to the rapidly evolving multimedia capabilities of mobile terminals. Mobile operators are thus eyeing mobile TV services both as a new source of revenue and as a way of increasing customer loyalty. This article looks at some key components of a mobile TV solution that capitalizes on the capabilities of third-generation (3G) networks – in particular, built-in support of unicast and broadcast transmission, which fosters and sustains a strong uptake of service.
Cisco에서 작성한 IPTV 서비스를 위한 IP Multicast 관련 자료입니다. 차례는 다음과 같습니다. 1. Introduction 2. Architectural overview 3. IP multicast primer (SSM) 4. Transit Transport Design options Native (PIM), mLDP, RSVP-TE P2MP, L2/L3VPN, signaling 5. Resiliency Source redundancy, protected pseudowires, FRR, live-live, MoFRR 6. Broadband Edge IGMP snooping, MVR, vVLAN, DSL, Cable, FTTH 7. Path selection ECMP, multi topologies, RSVP-TE P2MP 8. Admission control 9. Channel changing Join/leave latency, static/dynamic forwarding, acceleration
* Business incentives for push services * MBMS push fi le delivery enabler - MBMS system and notification mechanism - Pushing fi les over MBMS - Service discovery and service activation * Push file delivery systems * Summary
IPTV에서 빠른 채널 변경을 가능하게 해주는 솔루션들이 여러 벤더들이 개발하여 출시하고 있습니다. 이 문서는 그중에서 Cisco사의 Rapid Channel Change 방식에 대해 기술하고 있습니다.