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1 IP Internet Week 99 December 15, 1999

2 256kbps 64kbps 64kbps 64kbps 64kbps 64kbps 1,000 = 64Mbps (cont.) 64kbps 64kbps 64kbps 64kbps 64kbps

3 (cont.) (cont.)

4 ClassD( ) RFC2365 (Administratively Scoped IP Multicast) global scope /14 organization-local scope /16 Local scope ( ) IANA ftp://ftp.isi.edu/in-notes/iana/assignments/multicast-addresses : ALL-SYSTEMS.MCAST.NET : ALL-ROUTERS.MCAST.NET : Network Time Protocol /26 : Microsoft and MSNBC /26 : Walt Disney Company IPv6 RFC2373, RFC2375 FF flag scope 112bits Group ID Flags: bit0 = bit1 = Scope: 1 node-local scope 2 link-local scope 5 site-local scope 8 organization-local scope E global scope FF02:0:0:0:0:0:0:1 All Nodes Address FF02:0:0:0:0:0:0:D All PIM Routers FF05:0:0:0:0:0:1:3 All-dhcp-servers FF0X:0:0:0:0:0:0:101 Network Time Protocol (NTP) FF0X:0:0:0:0:0:0:108 SUN NIS+ Information Service

5 Scope TTL TTL=64 TTL=31 TTL threshold=16 TTL threshold=32 Scope boundary Boundary /8

6 SAP(Session Announcement Protocol) draft-ietf-mmusic-sap-v2-02.txt /9875 (global scope ) ( /24 ) FF0X:0:0:0:0:0:2:7FFE SDP(Session Description Protocol) RFC2327 v=0 o=fujii IN IP s=iij Test Channel i=iij Test Channel from Osaka branch. u= URL e=<support@iij4u.or.jp> p= t= m=audio RTP/AVP 0 media name 0=PCM c=in IP /31 connection information m=video RTP/AVP = H.261 c=in IP /31 multicast address/init TTL

GLOP addressing draft-ietf-mboned-glop-addressing-02.txt 233/8 ASstatic 16bit AS 8bit AS2497 = 0x09c1 = 0x09 0xc1 = 9 193 = 233.9.193/24 CGI http://gigapop.uoregon.

7 GLOP addressing draft-ietf-mboned-glop-addressing-02.txt 233/8 ASstatic 16bit AS 8bit AS2497 = 0x09c1 = 0x09 0xc1 = = /24 CGI IETF MALLOC WG draft-ietf-malloc-arch-03.txt MASC draft-ietf-malloc-masc-04.txt AAP draft-ietf-malloc-aap-02.txt MADCAP draft-ietf-malloc-madcap-07.txt

8 Address scope MZAP (Multicast-Scope Zone Announcement Protocol) host zone scope ZBR Zone Announcement Messages(ZAM) client MADCAP MAAS zone misconfiguration draft-ietf-mboned-mzap-05.txt SADP(Scoped Address Discovery Protocol) Ethernet E Ethernet IP

9 NIC Ethernet Interface Card MAC IGMP(Internet Group Membership Protocol) RFC1112 IGMPv1 RFC2236 IGMPv2 Leave Group MLD(Multicast Listener Discovery) draft-ietf-ipngwg-mld-02.txt ICMPv6

10 IGMP IGMP Query IGMP (cont.)

11 IGMP (cont.) IGMP Report IGMP Report IGMP (cont.) LeaveGroup

12 IGMP (cont.) GroupSpecificQuery E E E.20..

13 (cont.) IGMP Report 1,2 port E IGMP Query E E.20.. (cont.) E E E.20..

14 IGMP snooping L3 CPU L2 IGMP L3 CGMP(Cisco Group Management Protocol) IGMP querier IEEE GMRP GARP Multicast Registration Protocol GARP(Generic Attribute Registratiojn Protocol) host(nic) switch IP IGMP

15 DVMRP Distance Vector Multicast Routing Protocol draft-ietf-idmr-dvmrp-v3-09.txt Reverse Path Forwarding flooding & pruning DVMRP - -

16 DVMRP Reverse Path Forwarding S DVMRP flooding & pruning source 3 4 Poison Reverse

17 DVMRP flooding & pruning source receiver DVMRP flooding & pruning source receiver

18 DVMRP flooding & pruning source receiver DVMRP flooding & pruning source receiver

19 H H H H mrouted mrouted /etc/mrouted.conf tunnel metric 1 threshold 16 rate_limit 512 boundary /16 local address, remote address metric threshold TTL rate_limit boundary scope address

20 MBone DVMRP mrouted MBone flapping flooding prune Blackhole

21 PIM Protocol Independent Multicast unicast routing protocol (Dense) flooding & pruning (poison reverse ) draft-ietf-pim-v2-dm-03.txt (Sparse) RP RP draft-ietf-pim-v2-sm-01.txt PIM Sparse Mode (,G) entry RP Join message G (,G) entry (,G) entry Join message G Join message G IGMP Membership Report G (,G) entry IGMP Query

22 PIM Sparse Mode Multicast Packets G Data Packets G Join message G Join message G (S,G) entry (S,G) entry (S,G) entry RP source address S Register Message G by unicast capsule Register Stop Message (,G) PIM Sparse Mode Multicast Packets G (S,G) entry (S,G) entry (S,G) entry RP (,G)

23 PIM Sparse Mode Multicast Packets G RP PIM Sparse Mode (S,G) entry (S,G) entry RP (,G) entry (,G) entry S s Packet (,G) entry (S,G) entry

24 PIM Sparse Mode (S,G) entry (S,G) entry RP (,G) entry (,G) entry Join message S,G S s Packet (S,G) entry PIM Sparse Mode (S,G) entry (S,G) entry RP Join message S,G (S,G) entry Prune message (,G) entry S s Packet (S,G) entry

25 PIM Sparse Mode (S,G) entry (S,G) entry RP (S,G) entry (S,G) entry PIM-SM join RP RP ISP RP

26 Inter-Domain Multicast Routing BGMP(Border Gateway Multicast Protocol) MASC root domain Bidirectional Shared Tree RPF BGP4+ NLRI(Network Layer Reachability Information) IDMR BGP4+( MBGP:Multiprotocol/Multicast) BGP4 RPF NLRI RFC2283(Multiprotocol Extensions for BGP-4) PIM-SM Third-party Resource Dependency MSDP(Multicast Source Discovery Protocol) RP

27 MIX(MBGP peer) ISP A Multicast Netowrk /24 MBGP peer /24 ISP B MIX(packet feed) ISP A Source RP MSDP peer RP ISP B Join RP Join SA-Message ( , ) RP receiver

28 OS TA SunOS 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/ BSD/OS options MULTICAST #options MROUTING FreeBSD, NetBSD #options MROUTING Linux make menuconfig -> Networking options IP multicasting IP multicast routing IP tunneling IRIX, AIX, DIGITAL UNIX

29 (cont.) Microsoft Windows95 IGMP version 1 Microsoft Windows98 IGMP version 2 Microsoft WindowsNT version 3.5 MacOS OpenTransport OT1.3 PPP IGMP version1 mrouted ftp://ftp.iij.ad.jp/pub/multicast/mrouted DVMRP /etc/mrouted.conf tunnel metric 1 threshold 32 rate_limit 512 gated BGMP,PIM-SM,PIM-DM,MSDP pimd PIM-SMv2

30 Cisco PIM-DM,PIM-SM ftp://ftp-eng.cisco.com/ipmulticast.html Baynetworks(Nortel Networks) BayRS DVMRP, PIM-SM? 3COM DVMRP, MOSPF Cabletron SSR DVMRP, PIM-DM/SM(?) Torrent IP9000 DVMRP Newbridge VIVID DVMRP,MOSPF,PIM Juniper DVMRP,PIM-SM PIM-DM S0 E0 ip multicast-routing interface Ethernet 0 ip address ip pim dense-mode Tunnel mrouted interface Serial 0 ip address ip pim dense-mode 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

31 BSR Msgs PIM-SM S0 E0 ip multicast-routing interface Ethernet 0 ip address ip pim sparse-mode interface Serial 0 ip address ip pim sparse-mode Rendezvous point ip pim rp-address Auto-RP ip pim send-rp-announce Ethernet0 scope 32 ip pim send-rp-discovery scope 32 (Mapping Agent ) PIM-SMv2 C-RP ip pim rp-candidate Ethernet0 group-list 10 access-list 10 permit BSR Msgs C-BSR ip pim bsr-candidate Ethernet0 30 priority 5 C-RP ip pim rp-candidate Ethernet0 group-list 10 access-list 10 permit

32 TA TA IGMP IIJ SEIL MUCHO Ascend MAX Ethernet -> Mod Config -> Multicast Forwarding=Yes Multicast Client=No Multicast Rate Limit=0 Radius Ascend-Multicast-Client = Multicast-Yes Audio/Video RealSystemG2, WMT, MobileMotion, SoftwareVision IP/TV, PrimeCast, ICAST(I-Station) vic, vat OPTIVISION NAC-3000(MPEG1,2), Audioactive(MP3) Push PointCast, BackWeb, Castanet TIBCO/Rendezvous NTT RealPush Data Distribution Star Burst Communications (OmniCast, MFTP) Lucent Technologies (e-cast) Global Cast Communications, Inc. Disk Image Copy Ghost ImageCast

33 RealG2Server G2Server RealG2Server Configure -> Multicasting -> Back-Channel <List Name="Multicast"> <Var DeliveryOnly="0"/> <Var TTL="31"/> <Var PNAPort="7070"/> <Var Resend="1"/> <Var AddressRange=" "/> <Var RTSPPort="554"/> <List Name="ControlList"> <List Name="1"> <Var Allow=" : "/> </List> </List> </List>

34 Windows Media Windows Media(cont.)? TTL msbd://encoder:7007 ASF msbd://other_server/station1 http.nsc join

35 MFTP MFTP

36 ISP IIJIIJ4U NTT MegaWave) DirecPC NTT-MEXePhion Head-end unicast Head-End

37 SAP UDP Reliable Multicast Protocol live feed near on demand IP Multicast Initiative(IPMI) Stardust.com IP IP Multicast Summit (mcast2000) ISPICP (55) 3Com,Ascend,Cisco,Extreme,FORE,HP,IBM,Intel, Newbridge, Nortel,Sun AT&T,BellSouth,C&W,Gilat,Hughes,IIJ,Lucent,PanAmSat,Sprint,UUNE T,Qwest Broadcast.com,Microsoft,RealNetworks,TIBCO,StarBurst

38 IPMI-JP ML ISP J/Splash MBGP,MSDP,PIM-SM 34 Broadcast.com IIJ4U FM IIJ DNP JPIX MEX CTC InternetMultiFeed Cisco OCN DTI So-net mediaconnect NTTSC TTNet Hi-HO MegaWave

39 JP MBone MBone IP IDMR (Inter-domain Multicast Routing) Routing Protocol, IGMP MALLOC (Multicast Address Allocation) MASC, AAP, MADCAP MBoneD (MBONE Deployment) MBone

40 (cont.) PIM(Protocol Independent Multicast) PIM MSDP(Multicast Source Discovery Protocol) BGMP(Border-Gateway Multicast Protocol) (cont.) MMUSIC (Multiparty Multimedia Session Control) SAP, SDP, SIP, RTSP AVT (Audio/Video Transport) AV protocol format (RTP, RTCP) Mbone session RMT (Reliable Multicast Transport) RMRG(The Reliable Multicast Research Group)

41 64kbps IP 64kbps128kbps ISDN 64kbps kbps 4 256kbps DB IP

42 IP Internet Week 99 December 15, 1999

橡c11ipmcst.PDF

橡c11ipmcst.PDF 4IP IP IP IP IP 2.1IP 1 1 1 64Kbps 4 4 256Kbps 1000 64Kbps 64Mbps 256kbps 64kbps 64kbps 64kbps 64kbps 64kbps 1,000 = 64Mbps 164Kbps - 1 - 1 64Kbps 64Kbps 64kbps 1 64kbps 64kbps 64kbps 64kbps 264Kbps 3

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橡c11.PDF