橡c11ipmcst.PDF

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2 4IP

3 IP IP IP IP 2.1IP Kbps Kbps Kbps 64Mbps 256kbps 64kbps 64kbps 64kbps 64kbps 64kbps 1,000 = 64Mbps 164Kbps - 1 -

4 1 64Kbps 64Kbps 64kbps 1 64kbps 64kbps 64kbps 64kbps 264Kbps IP - 2 -

5 2.2.1IPv4 IPv4Internet Protocol Version4) Class D Scope FC2365 (Administratively Scoped IP Multicast) Global Scope /14 Organization-local Scope /16 Local Scope IANAInternet Assigned Numbers Authority) FTP ftp://ftp.isi.edu/in-notes/iana/assignments/multicast-addresses ALL-SYSTEMS.MCAST.NET ALL-OUTES.MCAST.NET MSNBC / / IPv6 IPv6Internet Protocol Version6) Scope Scope IPv6 FC2373 FC

6 FF flag scope 112bits Group ID 4IPv6 IPv6 8 FF Scope Scope 1 node-local scope 2 link-local scope 5 site-local scope8 organization-local scope E global scope FF02:0:0:0:0:0:0:1 (FF) (0) link-local scope(2)all Nodes Address0:0:0:0:0:0:1 FF02:0:0:0:0:0:0:D (FF) (0)link-local scope(2)all PIM outers0:0:0:0:0:0:d PIMProtocol-Independent Multicast FF05:0:0:0:0:0:1:3 (FF) (0)site-local scope(5)all-dhcp-servers0:0:0:0:0:1:3 DHCP(Dynamic Host Configuration Protocol) IPv4 Scope 2 TTL(Time To Live TTL TTL

7 Scope TTL TTL threshold 5 TTL threshold 32 TTL=64 TTL=31 TTL threshold=16 TTL threshold=32 5TTL Scope TTL 64 TTL 63 TTL threshold 32 TTL 31 TTL 30 TTL threshold 32 TTL threshold 32 TTL threshold 16 TTL 32 TTL 15 TTL threshold 64 TTL 128 Scope boundary 6 boundary /8-5 -

8 Boundary /8 6boundary Scope Administrative Scope Administrative Scope global scope SAP(Session Announcement Protocol) GLOP addressing IETF MALLOC WGInternet Engineering Task Force Multicast Address Allocation Working Group (1)SAP(Session Announcement Protocol) MBone SAP(Session Announcement Protocol) draft-ietf-mmusic-sap-v2-02.txt SAP Scope global scope /9875 Local administrative Scope IPv6 FF0X:0:0:0:0:0:2:7FFE - 6 -

9 SDP(Session Description Protocol) FC2327 v=0 o=xxxx IN IP s=xxx Test Channel i=xxx Test Channel from Osaka branch. u= p=+81-3-xxxx-xxxx t= m=audio TP/AVP 0 c=in IP /31 m=video TP/AVP 31 c=in IP /31 v o s i u UL e e p t m media name0 PCM 31 H.261 c connection information( / TTL (2)GLOP addressing SAP GLOP addressing GLOP addressing draft-ietf-mboned-glopaddressing-02.txt GLOP addressing ASAutonomous System IANA Class A 233/8 AS AS 2 16bit AS 8bit AS Class C AS 10 AS

10 IIJ AS2497 = 0x09c1 = 0x09 0xc1 = = /24 AS (3) IETF MALLOC WG IETF MALLOC WG draft-ietfmalloc-arch-03.txt IETF MALLOC WG 3 3 MASC AAPAddress Allocation Protocol MADCAPMulticast Address Dynamic Client Allocation Protocol 3 (a)masc MASC (AS) draft-ietf-malloc-masc-04.txt (b)aap AAP (AS) MASC AS AS MAASMulticast Address Address Allocation Server draft-ietf-malloc-aap-02.txt (c)madcap MADCAP DHCP API draft-ietf-malloc-madcap-07.txt - 8 -

7MASCAAPMADCAP scope MZAP (Multicast-Scope Zone Announcement Protocol) MZAP MZAP Zone ZBZone border outer MAAS 239.255.

11 7MASCAAPMADCAP scope MZAP (Multicast-Scope Zone Announcement Protocol) MZAP MZAP Zone ZBZone border outer MAAS Zone Announcement Messages(ZAM) MADCAP MAAS scope ZAM misconfiguration draft-ietf-mboned-mzap-05.txt IETF MZAP SADP(Scoped Address Discovery Protocol) SADP MZAP scope - 9 -

12 1999 SADP E IP E 4 1 IETF IEEE IP E Ethernet E Ethernet IP 8 IP IETF IEEE 4 1 IP IP 32 IP

13 NIC IP 2.2.6NIC NIC MAC MAC CPU NIC IP 1 1 NIC NIC NIC 4 NIC CPU 2.3IP (1)IGMP IGMP(Internet Group Membership Protocol) IP IPv4 IPv6 IGMP(Internet Group Membership Protocol) MLD(Multicast Listener Discovery) ICMPv6 IGMP FC1112 IGMPv1 FC2236 IGMPv2 IGMPv2 IGMPv1 Leave Group Leave Group IP IGMPv3-11 -

14 FC IGMP IGMP Query IGMP Query IGMP eport LeaveGroup General Query IGMP Query IGMP Query IGMP Query IGMP Query IGMP Query IGMP eport IGMP eport IGMP eport IGMP Query IGMP eport IGMP eport IGMP eport IGMP eport IGMP eport

15 LeaveGroup LeaveGroup LeaveGroup LeaveGroup GroupSpecificQuery GroupSpecificQuery GroupSpecificQuery GroupSpecificQuery

16 1 IGMPv1 Leave Group Query General Query Query (2) MAC CPU IGMP snooping CGMP(Cisco Group Management Protocol) IEEE GMP 3 (a)igmp snooping IGMP snooping IGMP Query IGMP eport 2 snooping CPU 3 IGMP IGMP snooping 2 (b)cgmp(cisco Group Management Protocol) CGMP IGMP Query 2 CPU CGMP Cisco (c)ieee GMP IGMP snoopingcgmp IEEE GMP (Generic attribute registratiojn protocol Multicast egistration Protocol NIC

17 3Com NIC IGMP (1)DVMP 12IP (a)dvmp DVMPDistance Vector Multicast outing Protocol draft-ietf-idmr-dvmrp-v3-09.txt DVMP IGMP everse Path Forwardingflooding & pruning DVMP IPouting Information Protocol everse Path ForwardingPF

18 flooding & pruning Poison everse Prune source 3 4 Poison everse 13Poison everse Poison everse source Prune Prune receiver 14Prune Prune flooding & pruning

19 flooding (b)dvmp DVMP mrouted mrouted mrouted mrouted H H H H mrouted mrouted 15mrouted mrouted /etc/mrouted.conf tunnel metric 1 threshold 16 rate_limit 512 boundary /16 1 tunnel local address remote address metric

20 threshold TTL rate_limit Kbps boundary scope address DVMP DVMP DVMP mrouted MBone Multicast backbone flapping flooding prune Blackhole DVMP (2)PIM PIMProtocol Independent Multicast (Dense) (Sparse) Dense DVMP DVMP Distance Vector PIM DMDense flooding & pruning poison reverse draft-ietf-pim-v2-dm-03.txt Sparse P P P draft-ietf-pim-v2-sm-01.txt Sparse P IGMP Query IGMP eportjoin message egister Message P P Join message

21 (,G) entry P Join message G (,G) entry (,G) entry Join message G (,G) entry IGMP Query Join message G IGMP Membership eport G 16 P Multicast Packets G Data Packets G Join message G Join message G (S,G) entry (S,G) entry (S,G) entry P source address S egister Message G by unicast capsule (,G) egister Stop Message 17 P P Join message Prune message

22 (S,G) entry (S,G) entry P Join message S,G (S,G) entry Prune message (,G) entry S s Packet (S,G) entry 18 (Sparse) PIM Sparse join join Cisco DVMP P P ISP P Third-party esource Dependency P MSDP(Multicast Source Discovery Protocol) BGMP(Border Gateway Multicast Protocol) BGMP MBGP BGP4+ (1)BGMP(Border Gateway Multicast Protocol) BGMP MASC AS

23 root domain DVMP PIM (P) Shared Tree domain everse Path Forwarding PF BGP4 NLI(Network Layer eachability Information) (2)BGP4+ BGP4+FC2283(Multiprotocol Extensions for BGP-4) BGP4 BGP4 everse Path ForwardingPF ISP A MBGP peer Multicast Netowrk / /24 ISP B 19BGP4+ PIM-SM PIM-SM P Third-party esource Dependency MSDP(Multicast Source Discovery Protocol) MSDP ISP P P

24 ISP A Source P MSDP peer P ISP B Join receiver P Join SA-Message ( , ) P 20MSDP OS TA 3.1 (1)UNIX OS SunOS SunOS 4.1.x Solaris 2.x SunOS 4.1.x (ipmulti3.5-sunos41x.tar.gz) ftp://ftp.iij.ad.jp/pub/multicast/kernel/ Solaris 2.x (Solaris_mc35+2.x-patch.tar.gz) ftp://playground.sun.com/pub/multicast/

25 BSD/OS MOUTING options #options MULTICAST MOUTING FreeBSDNetBSD optionsmulticast MOUTING #options MOUTING Linux menuconfig IP multicastingip multicast routingip tunneling IP tunneling mrouted IIXAIXTru64UNIX(DIGITAL UNIX) OS (2)PC OS PC OS OS Microsoft Windows95 IGMP version 1 Leave Group Microsoft Windows98 IGMP version 2 Microsoft WindowsNT version 3.5 IGMP version 1 mrouted Windows2000 MacOS IGMP version1 IGMP eport mrouted ftp://ftp.iij.ad.jp/pub/multicast/mrouted DVMP /etc/mrouted.conf tunnel metric 1 threshold 32 rate_limit

26 gated BGMP PIM-SMPIM-DMMSDP pimd PIM-SMv Cisco PIM-DMPIM-SM PIM-DMPIM-SM IOSv111 IOSv10.x MGBP MSDP ISP IOSv12.0s ftp://ftpeng.cisco.com/ipmulticast.html Baynetworks(Nortel Networks) BayS DVMP PIM-SM 3Com DVMPMOSPF Cabletron SS DVMP PIM-DM/SM Torrent IP9000 DVMP Newbridge VIVID DVMPMOSPFPIM Juniper DVMPPIM-SM S0 E0 Tunnel0 ip multicast-routing interface Ethernet 0 ip address ip pim dense-mode interface Serial 0 ip address ip pim dense-mode mrouted interface Tunnel0 ip unnumberd Serial0 ip pim dense-mode ip multicast ttl-threshold 32 ip multicast rate-limit in 512 ip multicast rate-limit out 512 tunnel source Serial0 tunnel destination tunnel mode dvmrp 21IOS PIM-DM

27 S0 E0 ip multicast-routing interface Ethernet 0 ip address ip pim sparse-mode interface Serial 0 ip address ip pim sparse-mode ip pim rp-address endezvous point Auto-P ip pim send-rp-announce Ethernet0 scope 32 ip pim send-rp-discovery scope 32 (Mapping Agent ) 22IOS PIM-SM C-P ip pim rp-candidate Ethernet0 group-list 10 access-list 10 permit BS Msgs C-BS ip pim bsr-candidate Ethernet0 30 priority 5 BS Msgs C-P ip pim rp-candidate Ethernet0 group-list 10 access-list 10 permit IOS PIM-SMv2 3.3TA TA IGMP IIJ SEIL MUCHO 2 IGMP

28 ISP Ascend MAX Ethernet -> Mod Config -> Multicast Forwarding=Yes Multicast Client=No Multicast ate Limit=0 adius Ascend-Multicast-Client = Multicast-Yes 3.4 Audio/Video ealsystemg2windows Medis Technology(WMT) MobileMotionNTT SoftwareVision IP/TV PrimeCastICAST(I-Station) vicvat MBone OPTIVISION NAC-3000(MPEG1,2)Audioactive(MP3) Push PointCast BackWebCastanet TIBCO/endezvous Java NTT ealpush Data Distribution CAD Star Burst Communications OmniCast MFTP Lucent Technologies e-castglobal Cast Communications Disk Image Copy GhostImageCast 3.4.1ealG2Server ealg2server G2Server 24 Configure -> Multicasting -> Back-Channel <List Name="Multicast"> <Var DeliveryOnly="0"/> <Var TTL="31"/> <Var PNAPort="7070"/> <Var esend="1"/>

29 <Var Addressange=" "/> <Var TSPPort="554"/> <List Name="ControlList"> <List Name="1"> <Var Allow=" : "/> </List> </List> </List> G2Server 24G2Server 3.4.2Windows Media Windows Media TTL IP msbd://encoder:7007 ASF near on demand msbd://other_server/station1 http.asx.nsc join 3.5 ISP IIJ IIJ4U NTT MegaWave DirecPCNTT-ME XePhion ISP

30 ISP Head-end ISP SAP(Session Announcement Protocol) UDP eliable Multicast Protocol 20 on demand live feed near on demand 4.1IPMI IPMI(IP Multicast Initiative) Stardust.com 1996 UL IP 1 IP Multicast Summit (mcast2000) ISPICP 55 3Com AscendCiscoExtremeFOEHP IBM IntelNewbridgeNortel SunAT&TBellSouthC&WGilatHughes IIJ Lucent PanAmSat SprintUUNETQwestBroadcast.comMicrosoftealNetworks TIBCOStarBurst IPMI IPMI-JPhttp:// ipmulticast@iijnet.or.jp ISP J/Splash MBGPMSDP PIM-SM 34 Mbone JP Mbone JP Mbone IP mbonejp@wide.ad.jp mbone-jp

31 IDM (Inter-domain Multicast outing) outing ProtocolIGMP MALLOC (Multicast Address Allocation) MASCAAPMADCAP MBoneD (MBONE Deployment) MBone PIM(Protocol Independent Multicast) PIM MSDP(Multicast Source Discovery Protocol) BGMP(Border-Gateway Multicast Protocol) BGMP MMUSIC (Multiparty Multimedia Session Control) SAPSDPSIPTSP IP

32 AVT (Audio/Video Transport) AV protocol format (TPTCP)Mbone session MT (eliable Multicast Transport) MG(The eliable Multicast esearch Group)MT

橡c11.PDF

橡c11.PDF IP fujii@iij-mc.co.jp Internet Week 99 December 15, 1999 256kbps 64kbps 64kbps 64kbps 64kbps 64kbps 1,000 = 64Mbps (cont.) 64kbps 64kbps 64kbps 64kbps 64kbps (cont.) (cont.) ClassD(224.0.0.0-239.255.255.255)

橡c11ipmcst.PDF

橡c11ipmcst.PDF