Internet ♦ Core network: converge (cellular and Internet – no Distributed mobility management more IPv4 blocks available) for Future Internet for Future Internet ♦ Access networks: diverse ♦ Devices: multiple interfaces, multiple functions, mobile H. Anthony Chan Huawei Technologies ♦ Traffic from Wireless device grows 3 times faster than h.a.chan@ieee.org (exceeding soon) that of wireline devices ♦ Internet: lack native support for mobility, multi-homing, etc. etc What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network that I may serve others. H Anthony Chan Page 1 June 25, 2013 that I may serve others. H Anthony Chan Page 2 June 25, 2013 Core network: Convergence Internet Single-service networks ♦ Core network: converge (cellular and Internet – no Multi-service network more IPv4 blocks available) e service service e service e e service service e service e service e e service 3GPP; 3GPP Other Ethernet 802.16 3GPP2 Nets? ♦ Access networks: diverse S Ethernet 802.11 Service Network Content Content Content Content S S S ♦ Devices: multiple interfaces, multiple functions, mobile uetooth) etwork etwork SDN AX N PLMN N PSTN/IS V CATV Data/IP Ne WiMA Sensor ne WPAN (Blu WLA ♦ Traffic from Wireless device grows 3 times faster than Connectivity/ Connectivity/ (exceeding soon) that of wireline devices MGW MGW MGW MGW Backbone Network Backbone Network W MGW MGW MGW MGW Access Networks ♦ Internet: lack native support for mobility, multi-homing, etc etc. Access, Transport & Switching Networks What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network that I may serve others. H Anthony Chan Page 3 June 25, 2013 that I may serve others. H Anthony Chan Page 4 June 25, 2013
Wireless access network: Cellular Wireless access network: 802 wireless family 802.20 MAN (4G) LTE-Advanced >1Gbps; IEEE802.16m OFDMA >1 Mbps per 1 Gbps user user LTE 326/86 Mbps 802.16 2- 100 Mbps 802.11a/b/g/n WLAN <11, 11GHz 802.16 10- HSPA+ 84/23Mbps CDMA 54, 300 Mbps WiMax 66GHz (3.5G) HSPA 14.4/5.76Mbps, EV-DO Rev B < 70 Mbps Extend 10 Mbps through 802.15 (3.5G) EV-DO Rev A 3.1/1.8Mbps (3G) UMTS:WCDMA; CDMA2000 1x 2Mbps Bluetooth handoff handoff 1 Mbps 1 Mbps 700kbps EDGE 384 kbps 1 m 10 m 100 m 1 km 10 km 100 km 100 kbps TDMA (2.5G) GPRS 14.4 kbps 10 kbps (2G) GSM 9.6 kbps PAN LAN MAN 3–8km WAN 30–50km 1 m 10 m 100 m 1 km 10 km 100 km What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network that I may serve others. H Anthony Chan Page 5 June 25, 2013 that I may serve others. H Anthony Chan Page 6 June 25, 2013 Internet Internet: ID-Locator split problem ♦ Core network: converge (cellular and Internet – no ID-Locator Split network IP network more IPv4 blocks available) Process Process 3GPP 3GPP; Other Socket Socket = IP addr + Port # Ethernet 802.16 3GPP2 Nets? ♦ Access networks: diverse Transport (Port #) Uses ID Transport Ethernet 802.11 ID (of host) Network (IP address of interface) Uses Locator Network (IP address) ♦ Devices: multiple interfaces, multiple functions, mobile ♦ ♦ IP address (of interface) changes ID (of host): Used for session, rarely when routing changes. Transport h ti h T t changes. h ♦ Traffic from Wireless device grows 3 times faster than session does not survive under IP ♦ Locator (IP address): Used for changes. network routing. (exceeding soon) that of wireline devices ♦ ♦ Mapping system (control plane): maps Mapping system (control plane): maps ID with a set of locators (IP addr) ♦ Internet: lack native support for mobility, multi-homing, etc. etc What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network that I may serve others. H Anthony Chan Page 7 June 25, 2013 that I may serve others. H Anthony Chan Page 8 June 25, 2013
What is the ID/Locator Split Protocol? ID-Locator Split families ♦ Protocol stack (e.g. HIP) Client based / Client-network changes Network based: No change to client stack ♦ ♦ Architectural change to the TCP/IP stack Locator = globally routable IP addr in Application Application � backbone/Internet only A new layer between IP and transport Transport Transport Transport Transport ♦ ♦ Session between Host IDs not affected ID = edge network IP addr; session not ID ID by locator changes affected by locator changes in Internet. IP IP IP IP Major protocols: Major protocols/proposals: L2 L2 L2 L2 ♦ ♦ ♦ ♦ LISP (Cisco); LISP (Cisco); HIP (Ericsson/HIIT) HIP (Ericsson/HIIT) L1 L1 L1 L1 ♦ ♦ APT (UCLA) I3 (UC Berkeley) Source Router Router Destination ♦ Backbone/ Clean slate design (Stanford) ♦ Transit Network ♦ Core-edge separation: tunneling (e.g. LISP) or ♦ Core edge separation: tunneling (e g LISP) or Internet 3.0 (WashU) ( ) U Uses Locator L Before After Ingress Egress translation router (IR) router (ER) Process Process Process Process Application Application Edge network Edge network Transport Transport Transport Transport Transport T t Transport Transport Uses ID Uses ID IP(PI S ,PI D ) IP(PI S ,PI D ) IP(PA IR ,PA ER ) IP(PA IR ,PA ER ) IP(PI S ,PI D ) IP(PI S ,PI D ) Host Identity L2 L2 L2 L2 L2 L2 IP layer L1 L1 L1 L1 L1 L1 Locator (IP layer) Locator (IP layer) Source Destination Source Ingress router (IR) Egress router (ER) Destination node (S) node (D) Link layer Link layer y EDEG ROUTING CORE ROUTING EDGE ROUTING What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network that I may serve others. H Anthony Chan Page 9 June 25, 2013 that I may serve others. H Anthony Chan Page 10 June 25, 2013 Mobile IP Proxy Mobile IP CDN CDN CDN server server server Home network Visited network Application Application Transport Transport IP(HoA) IP(HoA) IP(HoA) IP(HoA) IP(HoA) IP(HoA) IP(CoA) IP(CoA) MN MAG LMA CN EDEG ROUTING CORE ROUTING INTERNET MN CN MN mobile node correspondent node Process Socket Transport MAG: Mobile access gateway Session Identifier Session Identifier IP address before move IP address before move LMA: Local mobility anchor Locator (CoA) Current IP address What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network that I may serve others. H Anthony Chan Page 11 June 25, 2013 that I may serve others. H Anthony Chan Page 12 June 25, 2013
Host-based versus Network-based mobility Distributed mobility anchors management ♦ Distributed versus centralized mobility anchors ♦ Splitting control and data planes: Architecture ♦ Splitting control and data planes: Architecture ♦ Unified formulation of Internet mobility Host-based mobility management (HoA: P1::mn, CoA: P3::mn) HoA HoA HoA HoA ♦ DMM Route optimization mechanism example ♦ DMM Route optimization mechanism example CoA CoA CoA CoA CN MR MN (P1::mn) Mobility client Network-based mobility management (HoA: P1::mn, CoA: P3::ar) HoA HoA HoA HoA HoA HoA CoA CoA CoA CoA CN MR AR (P3::ar) MN Mobility client What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network that I may serve others. H Anthony Chan Page 13 June 25, 2013 that I may serve others. H Anthony Chan Page 14 June 25, 2013 Distributed mobility anchors Centralized mobility anchors ♦ Distributed versus centralized mobility anchors ♦ Current mobile networks are hierarchical, and ♦ Splitting control and data planes: Architecture ♦ Splitting control and data planes: Architecture existing mobility solutions are deployed with g y p y centralized mobility anchoring ♦ Unified formulation of Internet mobility ♦ E.g. HA in MIPv6/DSMIPv6, LMA in PMIPv6, ♦ DMM Route optimization mechanism example ♦ DMM Route optimization mechanism example GGSN in 3GPP GPRS/UMTS SAE MIP PMIP GGSN P-GW HA LMA SGSN SGSN SGSN SGSN S-GW S GW S GW S-GW FA FA FA FA MAG MAG MAG MAG • Network: hierarchical versus flattened • Mobility management: centralized versus distributed What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network What I have is only borrowed from God so distributed and dynamic mobility management Wireless broadband network that I may serve others. H Anthony Chan Page 15 June 25, 2013 that I may serve others. H Anthony Chan Page 16 June 25, 2013
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