橡C09inoue.PDF

Size: px

Start display at page:

Download "橡C09inoue.PDF"

さゆりひろなが
5 years ago
Views:

1 Mobile IP 99/12/14 Internet Week '99 1 Agenda Mobile IP IETF Mobile IP WG Mobile IP protocol specification(rfc ) Other topics Mobile IP (AAA/DIAMETER) Mobile IP NCG, Mobile Node 99/12/14 Internet Week '99 2

2 Mobile IP IETF Mobile IP WG Internet (mobility) (See roaming IP Mobility, NOT Nomadicity Mobile IP RFC IP in IP Tunneling (RFC1853) IP Mobility Support (RFC2002) IP Encapsulation within IP (RFC2003) Minimal Encapsulation within IP (RFC2004) Applicability Statement for IP Mobility Support(RFC2005) The Definitions of Managed Objects for IP Mobility Support using SMIv2 (RFC2006) Mobile IPv4 configuration option for PPP IPCP(RFC2290) Reverse Tunneling for Mobile IP (RFC 2344) Sun's SKIP Firewall Traversal for Mobile IP (RFC 2356) 99/12/14 Internet Week '99 4

3 Mobile IP Draft(9910 Route Optimization in Mobile IP Mobility Support in IPv6 Mobile IP Regionalized Tunnel Management Mobile IP Challenge/Response Extensions Mobile IP Network Access Identifier Extension Requirements on Mobile IP from a Cellular Perspective IP micro-mobility support using HAWAII Paging support for IP mobility using HAWAII Mobile IP Vendor/Organization-Specific Extensions IP Mobility Support for IPv4, revised Mobile IP Authentication, Authorization, and Accounting Requirements DIAMETER Mobile IP Extension 99/12/14 Internet Week '99 5 Mobile IP RFC2002, 2003, (2004) RFC2005 RFC2006MIB Mobile IPv6, DIAMETER 1 v4 WG:IPNG,IPSEC,PPPEXT,SVRLOC,AAA ML(mobile-ip@standards.nortelnetworks.com) 99/12/14 Internet Week '99 6

4 Mobile IP Home Network Home Address Home Agent(HA) Care-of address(coa) Correspondent Node (CN) Visited Network Foreign Agent(FA) Mobile Node (MN) 99/12/14 Internet Week '99 7 Mobile IP MN(Mobile Node)CN(Correspondent Node) HA(Home Agent)MN FA(Foreign Agent)MN MN MN Network ID(Home address) MN Care-of address HA,FACare-of address Home address MN

5 (FA FA Foreign Agent Care-of AddressFAIP MN FA HA MN Co-located Care-of Address Foreign Agent MNFA MN ad hoc Care-of AddressMN DHCP 99/12/14 Internet Week '99 9 HA FA CN Mobile Binding FA Agent Advertisement Agent Solicitation MN Care-of address 99/12/14 Internet Week '99 10

6 Co-located Care-of address HA CN Mobile Binding MN DHCP DHCP Care-of address 99/12/14 Internet Week '99 11 RFC Introduction 2. Agent Discovery MN 2.1. Agent Advertisement, 2.2. Agent Solicitation 3. Registration MN 3.1. Registration Overview,3.2. Authentication, 3.3. Registration Request, 3.4. Registration Reply, 3.5. Registration Extensions 4. Routing Considerations MN 4.1. Encapsulation Types, 4.2. Unicast Datagram Routing, 4.3. Broadcast Datagrams, 4.4. Multicast Datagram Routing, 4.5. Mobile Routers, 4.6. ARP, Proxy ARP, and Gratuitous ARP 5. Security Considerations 6. Acknowledgments 99/12/14 Internet Week '99 12

7 Agent Advertisement/Solicitation FA Care-of address MN Agent Advertisement Solicitation Agent Advertisement ICMP router advertisement Agent SolicitationICMP router solicitation (TTL=1 99/12/14 Internet Week '99 13 Agent Advertisement IP header ICMP Router Advertisement Message Type Length Sequence Number Registration Lifetime R B H F M G V reserved Zero or more Care-of addresses R:Registration Required B:Busy H:Home Agent F:Foreign Agent M:Minimal Encapsulation G:GRE Encapsulation V:Van Jacobson header compression 99/12/14 Internet Week '99 14

8 Mobile IP (Registration) Request packet Reply packet IP header IP header UDP header MNFAHA UDP header Registration Mobile-Home request Auth. Ext. Registration Mobile-Home reply Auth. Ext. HAFAMN Mobile-Foreign Auth. Ext. Mobile-Foreign Auth. Ext. Authentication Extention Type Length SPI Authenticator 99/12/14 Internet Week '99 15 Registration Home Address Home Agent Care-of Address Home Address Home Agent Care-of Address Identification Identification Extensions Extensions S:Simultaneous Binding B:Broadcast Datagrams D:Decapsulation by Mobile Node M:Minimal Encapsulation G:GRE Encapsulation V:V.Jacobson Header Compression 99/12/14 Internet Week '99 16

9 RegistrationExtension MD5 Mobile-Home Authentication Extension ( ) Mobile-Foreign Authentication Extension Foreign-Home Authentication Extension Type Length SPI SPI(cont d) Authenticator Type:32(Mobile-Home) 33(Mobile-Foreign) 34(Foreign-Home) extension(nai, challenge-response) 99/12/14 Internet Week '99 17 Proxy ARP, Gratuitous ARP Home Agent Proxy ARP ARP MN HA Gratuitous ARP ARP MN HA MN RFC2002 section4.6 99/12/14 Internet Week '99 18

10 DatagramMN HA Care-of addr IP in-ip (RFC2003) Minimal Encapsulation (RFC2004) GRE Encapsulation (RFC1701) FA FA MN Co-located CoA MN 99/12/14 Internet Week '99 19 IP-in-IP (RFC2003) IP header Src:CN Dst:MN s Home IP Payload IP header Src:HA Dst:MN s CoA IP header Src:CN Dst:MN s Home IP Payload 99/12/14 Internet Week '99 20

11 Minimal Encapsulation (RFC2004) IP header Src:CN Dst:MN s Home IP Payload IP header Src:HA Dst:MN s CoA IP Payload MN s Home 99/12/14 Internet Week '99 21 Other MobileIP topics End-to-End Mobility support address spoofing Mobile IPv6 MN 99/12/14 Internet Week '99 22

12 (Route Optimization) Binding Cache MN Care-of Address FA,HA CN MN Binding Update UDP MNCN FA FA HACNCN CN V6 routing option 99/12/14 Internet Week '99 23 Mobile IP MN (IPSEC) (SA) (AH) (ESP) IP 99/12/14 Internet Week '99 24

13 Reverse Tunneling MN tunnelingha CN MN Care-of Address HA CN MN 99/12/14 Internet Week '99 25 IPSEC RFC2356:Sun s SKIP firewall traversal for Mobile IP IPSEC ISS 97 End-to-End SA Link-by-link SA IPSEC 99/12/14 Internet Week '99 26

14 IPSEC 99/12/14 Internet Week '99 27 Mobile IPv6 FA Co-located CoA Care-of Addressstateful/stateless IPv6 Destination Option Care-of Address Routing header Binding Update anycast Dynamic Home Agent Discovery Last call, RFC (KAME WG(IPNG, IPSEC) 99/12/14 Internet Week '99 28

15 Mobile IPv6 HA 1: IP 2: IP in IP CN 4: cache 3: Binding Update 5: IP with routing header MN Binding cache 99/12/14 Internet Week '99 29 IMT-2000 Cellular IP ( IMT-2000 requirement AAA(Authentication Authorization and Accounting) ISP AAA-WG, 3GPP2 Draft: cdma2000 Wireless Data Requirement for AAA) 99/12/14 Internet Week '99 30

16 AAA Authentication/Authorization/Accounting IETFWG sub-wg (1) Authentication, (2) Authorization, (3) Accounting, (4) Mobile IP, (5) E-commerce Mobile IP? IMT2000 by ANSI(TIA:Telecommunication Industry Association aka 3GPP2) RADIUS DIAMETER( ) 99/12/14 Internet Week '99 31 ANSI Mobile IP model for IMT2000 Foreign network Home network BSC VLR AAAF AAAH HLR Foreign Agent Home Agent Internet Internet 99/12/14 Internet Week '99 32

17 DIAMETER Mobile IP extension Mobile IP extentionsa ISP extension cross-domain authenticationauthorization ISP SA Accounting Extension IP NAI(Network Access Identifier) 99/12/14 Internet Week '99 33 Inter-domain Mobile IP network ISP AAAF server AMR/AMA Home Network AAAH server Foreign Agent AMR/AMA Foreign Agent Mobile IP Mobile Node Home Agent HAR/HAA 99/12/14 Internet Week '99 34

18 AAA Mobile Node Foreign Agent AAAF server AAAH server Home Agent (1)Challenge (2)Reg-req(response) (3)AMR (8)AMA (9)Reg-reply (4)AMR (7)AMA (5)HAR (6)HAA 99/12/14 Internet Week '99 35 SA MIP Mobile Node Foreign Agent Home Agent Reg-req(MN-FA-Auth,MN-HA-Auth) Reg-req(MN-HA-Auth,FA-HA-Auth) Reg-Rep(MN-HA-Auth,MN-FA-Auth) Reg-Rep(MN-HA-Auth,FA-HA-Auth) 99/12/14 Internet Week '99 36

19 Mobile IP (Nomadicity) (Mobility) IP 99/12/14 Internet Week '99 37 Mobile IP HA HAMobile IP End-to-End IP IPSJ DiCoMo 99) End-to-End 99/12/14 Internet Week '99 38

20 Mobility protocol IPsec Tunnel Mode End-to-End (Haddr) (CoA) Tunnel Endpoint SA Gateway Update/ SA Local Update DNSHaddr Resource Record HAAAA/HA 99/12/14 Internet Week '99 39 (1) MN IPsec Tunnel Mode ApplicationHaddrIPsec EndpointCoA MN Dynamic DNS update CoA SA Local update SA dest CoA SA Gateway update SA dest CoA CoA 99/12/14 Internet Week '99 40

21 MN (1) CN (1) SA (2) Src:CoA1 Dst:CN ESP SPI=c1 Src:Haddr Dst:CN (3) Src:CN Dst:CoA1 ESP SPI=m1 Src:CN Dst:Haddr ( CoA2 (4)Dynamic DNS Update CoA2 DNS (5) SA Gateway Update : Haddr CoA1 CoA2 (6) Src:CN Dst:CoA2 ESP SPI=m1 Src:CN Dst:Haddr 99/12/14 Internet Week '99 41 (2):MN DNS AAAA/HAAAA AAAA SA HAAAA MN (3) SA CN (1)DNS MN AAAA(CoA1),HAAAA(Haddr) (2) (4) Src:CN Dst:CoA1 ESP SPI=m1 Src:CN Dst:Haddr (5) Src:CoA1 Dst:CN ESP SPI=c1 Src:Haddr Dst:CN 99/12/14 Internet Week '99 42

22 IPsec CoA SA Gateway Update IPsec Tunnel HAAAA CoA 99/12/14 Internet Week '99 43 Mobile IP ( IETF 1, 2 Base protocol(v4,v6) UNIX 3 Base protocol + DIAMETER AAA 99/12/14 Internet Week '99 44

23 :URL(1) Stanford (Linux): CMU (FreeBSD): National Univ. of Singapore (Linux, Windows?): Portland State univ. (FreeBSD): Politehnica univ. of Bucharest (Windows NT): ro/ Lancaster univ (Linux): IKV++ GmbH (Windows NT): Sun (Solaris, Linux): mobile-ip 99/12/14 Internet Week '99 45 :URL(2) Cisco (IOS): /ios120/120newft/120t/120t1/ mobileip.htm Ecutel (Windows): Telxon (embeded): Toshiba (Solaris, Windows): Helsinki univ. (Linux): Microsoft (Windows): microsoft.com/msripv6 Charles Perkins: /12/14 Internet Week '99 46

24 Network CryptoGate (NCG) Mobile IPIPSEC 99 Mobile Node Windows 95/98 MN HA/FA Cisco (IOS 12.0T ) Mobile IP(MN), DHCP, PPP 99/12/14 Internet Week ' /12/14 Internet Week '99 48

25 NCG Server NCG Solaris workstation/windowsnt server Mobile-IP NCG Client Windows NT/95 PC Mobile-IP NCG Manager NCGVPN GUI HP OpenView 99/12/14 Internet Week '99 49 MobileNode HA/FA FA FA BS BS BS home network visiting network CSMA/CD 22 Oct 1999 Toshiba R&D Center 50

26 Jim Solomon:Mobile IP -- The Internet Unplugged Mobile IP Prentice Hall MOBILEIP WG Chair Charles E.Perkins: Mobile IP -- Design Principles and Practices, Addsison Wesley RFC2002 Advanced topics ACM: MobiCom(MC2R) 99/12/14 Internet Week '99 51

IP IPv4-IPv6

IPv6 Mobility IETF 2006 6 9 14:00-15:30 Interop Tokyo 2006 IIJ Nautilus6 IP IPv4-IPv6 L2 L3 Mobile IPv6 HIP L3.5 Shim6(?) L4 SCTP IPv6 Mobile IPv6/NEMO BS IETF RFC3775 - Mobile IPv6 RFC3963 - NEMO Basic

橡C09inoue.PDF

橡C09inoue.PDF