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Core-Base Tree(3)AD(1)(6)(4)BE(2)C(5)A ; Core RouterE not in MC group1. Core Router ()2. Core Router Hard-stateMulticast-Tree(Spanning Tree)(*) JoinCore Router Spanning Tree3. Multicast packet Core Router4. Core Router Multicast packet3. Multicast packet from E to AAD(1)(3)(6)(4)BE(2)(5)C4. Send multicast packet fromcore router AAD(3)(1)(6)(4)BE(2)(5)C20
Multicast Routing Protocol/ Routing Protocol(1) DVMRP (Distance Vector Multicast Routing)- Tunneling Overlay- Unicast RoutingRIP- RSF(Reverse Path Forwarding) Plus Join/Prune- MBONE(2) MOSPF- Source Based Tree(3) PIM (Protocol Independent Multicast)(i) Dense Mode- RSF plus Join/Prune(ii) Sparse Mode- Core-Based Tree (Source-BasedTree)(RP tree : rendezvous point )21
Page 1 and 2: Multicast (Broadcast)(1) i.e., O(N)
Page 3 and 4: Multicast (Broadcast) Addresses(1)
Page 5 and 6: IPv4 Well-Known Multicast Addresses
Page 7 and 8: Multicast Packet Transmissionover E
Page 9 and 10: Ethernet Multicast/Broadcast Addres
Page 11 and 12: Multicast Routing Protocols[Multica
Page 13 and 14: Flooding- Same as in OSPF -AD(1)(3)
Page 15 and 16: Spanning Tree- Same as in IEEE802.1
Page 17 and 18: Reverse-Path Forwarding (RPF)AD(1)
Page 19: RPF plus PruningNode D PruneNode B
Page 23 and 24: SS(1)(1)SH(2)(2)C(2)H(3)R1C(2) (4)(
Page 25 and 26: DVMRPMOSPFPIM-DMPIM-SMCBT 25
Page 27 and 28: (SSM)• SSM(Source Specific Multic
Page 29 and 30: IGMP (RFC1112) Message Format Ver.
Page 31 and 32: IGMP (RFC1112)Operation[1] Ethernet
Page 33 and 34: UH2IGMP (RFC1112)OperationMR1To Mul
Page 35 and 36: tcpdumpIGMP (RFC1112)Operation1 0.0
Page 37 and 38: - - - - - 37
Page 39 and 40: • - • - • - • - • - 39
Page 41 and 42: (2) • - (Aggregate)• NACK(Nega
Page 43 and 44: (4) - -• (e.g.,RSVP)- NACK- ()-
Page 45 and 46: (5) : • - 100 ( )- PLR=10**(-6)=
Page 47 and 48: SenderB1 2 3 4 5 A54R13211 2 3 4 A
Page 49 and 50: Packet Error or Loss Probability+ F

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