PPT-TVX InterLAN - Multicast TV Exchange Point

TV IP channel distribution Terrestrial IP network Reception hub CATV H eadend Satellite dishes Encoders Regular Platform IXP Dish Dish Encoder Encoder Client Client Client Border. Topics. Logical clocks. Totally-Ordered Multicasting. Readings. L. Lamport, “Time, Clocks and the Ordering of Events in Distributed Systems,” . Communications of the ACM, . Vol. 21, No. 7, July 1978, pp. 558-565.. Enabling communication among nearby clients. Ranveer Chandra, Jitu Padhye, Lenin Ravindranath. Microsoft Research. Motivating Scenario: AP Selection. LAN/Internet. Existing approaches:. . VirtualWiFi:. Multicast. . is the delivery of a message . to . a group of . receivers . simultaneously in a single transmission from the . source. The source sends a . message to a group. The message then is delivered to all members of the group. Junxiao. Shi . 2015-02-11. Problem. Two routers and a laptop is in the same multicast group or broadcast media.. The laptop sends an Interest to the multicast group, which is forwarded by both routers to the Internet.. 802.11aa: Improvements . on video . transmission over . Wireless LANs. Speaker . : Song-. Ferng. . Wang. Advisor . : . Dr. . Ho-Ting Wu. Date . : 2014/1/6. Introduction. IEEE 802.11 multicast issues . . draft-xia-nvo3-overlay-p2mp-ping-00. Liang . Xia, . Weiguo. . Hao. , . Greg . Mirsky. July 2014 Toronto. Goal. Background. : . NVO3 Overlay P2P Ping mechanism drafts: . draft-jain-nvo3-overlay-oam-01. Qi Huang. CS6410 2009 FA. 10/29/09. Basic idea: same data needs to reach a set of multiple receivers. Application:. What is multicast?. How about using . unicast. ?. Sender’s overhead grows linearly with the group size. Advertisement in EVPN. draft-li-l2vpn-evpn-multicast-state-ad. Zhenbin. Li. Junlin. Zhang . Huawei Technologies. July, 2013 Berlin Germany. Problem Statements. There exist nonsense BUM forwarding in Multi-homing scenarios. draft-schmidt-multimob-fmipv6-pfmipv6-multicast-04. Thomas C. Schmidt, Matthias Wählisch, Rajeev Koodli, Gorry Fairhurst. Motivation of this work. Context transfer is mainly an issue between Access Routers . Ken Birman. Cornell University. CS5410 Fall 2008. . Mission Impossible…. Today, multicast is . persona non-grata. in most cloud settings. Amazon’s stories of their experience with violent load oscillations has frightened most people in the industry. n Models: Summary. Ken Birman. Cornell University. . CS5410 . Fall 2008. . Snapshot: Replication “models”. By now we’re starting to see that “replication” comes in many flavors. No model: UDP multicast (IPMC), Scalable Reliable Multicast, TCP. Often called “best effort” but not always clear what this really means. In practice, loss occurs on sockets, not network. SRM uses . Presented by Tom . Ternquist. CS 6410. 10/28/10. Network Communication. Unicast . One to one. Broadcast . One to many (everyone). Multicast. One to many (groups). Anycast. One to. . one. . of. . Piyush Harsh & Richard Newman. Why do we need multicast!. No Universal Deployment? . Text. Text. Text. Text. IP Multicast has been around for a long time. It is just not used much! Why?. Why do we need a multicast session directory?. for Wi-Fi Multicast. Vishnu Navda, Ram Ramjee, Lenin Ravindranath (MSR India). Ranveer Chandra, Jitu Padhye (MSR Redmond). 1. Why Multicast?. Today. Live video/audio streaming. Potential. Windows/Virus Update.