mobile ip for data network mobility
TRANSCRIPT
1© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.Mobile IP
Mobile IP for Data Network MobilityHoward Tsai
Mobile and Voice Business DevelopmentCisco Systems
[email protected] 30, 2004
© 2001, Cisco Systems, Inc. All rights reserved. 2© 2001, Cisco Systems, Inc. All rights reserved. 2© 2001, Cisco Systems, Inc. All rights reserved. 2Mobile IP
Agenda
• Mobility Market Trends• What is Mobile IP• Mobility Networks
– MSP Mobility Services– Mobility in Data Mobile Networks– Mobility in Enterprise Campus
• Summary
© 2001, Cisco Systems, Inc. All rights reserved. 3© 2001, Cisco Systems, Inc. All rights reserved. 3© 2001, Cisco Systems, Inc. All rights reserved. 3Mobile IP
Mobile Market in Asia Pacific
• Ending 2003, Asia Pac region emerged as largest mobile market worldwide. User base will grow from 551M in 2003 to 821M in 2008. By 2005, accounting for more than 1 in 4 mobile subscribers (28%)
• Service revenue will grow from $140.2B in 2003 to $249.7B in 2008 – representing significant growth at 12.2 CAGR
• ARPU declines through 2005 until lift from increased data traffic counteracts slide in voice revenue, pushing total mobile ARPU to $25.70 in 2008
• Data will contribute 34% of regional revenue in 2008, or $85 Billion. China market generates 81 Billion SMS in 2003.
• PWLAN forecasts in revenues will increase from $18M in 2003 to $558M in 2007, Korea, Japan, Taiwan & Singapore will lead market
Source: Yankee Group, UBS Warburg & Ovum 2003
© 2001, Cisco Systems, Inc. All rights reserved. 4© 2001, Cisco Systems, Inc. All rights reserved. 4© 2001, Cisco Systems, Inc. All rights reserved. 4Mobile IP
Mobile - Market Drivers
• Mobile systems are deploying packet data• A foundation for integrating Mobile IP
Mobile IPMobile IP
GSMGSM GPRSGPRSSome Effort to do Circuit
Switched Data
UMTSUMTS 3GPP3GPP
CDMACDMAPacket Switching for Data Built-in
CDMA2000
3xRTT
CDMA2000
3xRTT
3GPP23GPP2CDMA2000
1xRTT
CDMA2000
1xRTT
2G2G 3G3G2.5G2.5G +
© 2001, Cisco Systems, Inc. All rights reserved. 5© 2001, Cisco Systems, Inc. All rights reserved. 5© 2001, Cisco Systems, Inc. All rights reserved. 5Mobile IP
What are Emerging Mobile Data Services?
• SMS,• MMS,• IMS, (Push-to-Talk)• Online Gaming• Video Applications
– Video phone– Streaming Video
TV channels, Surveillance
• Enterprise Mobility Services
© 2001, Cisco Systems, Inc. All rights reserved. 6© 2001, Cisco Systems, Inc. All rights reserved. 6© 2001, Cisco Systems, Inc. All rights reserved. 6Mobile IP
Virtual Private Network
Virtual Private Network
Quality of Service
Quality of Service
Translation & Optimisation
Translation & Optimisation
Content Networking
Content Networking
Mobile IPMobile IP
AuthenticationSecurity
AuthenticationSecurity
© 2002, Cisco Systems, Inc. All rights reserved.
Quality of Service
Quality of Service
Translation & Optimisation
Translation & Optimisation
Content &Billing Mgt.Content &
Billing Mgt. Mobile IPMobile IPAuthenticationSecurity
AuthenticationSecurity
© 2003, Cisco Systems, Inc. All rights reserved.
© 2001, Cisco Systems, Inc. All rights reserved. 7© 2001, Cisco Systems, Inc. All rights reserved. 7© 2001, Cisco Systems, Inc. All rights reserved. 7Mobile IP
Mobile Industry Transitions
VoiceData
Multimedia
VoiceData
MultimediaVoiceVoice
ConsolidationBrand/Scale
PersonalizationContent
ConsolidationBrand/Scale
PersonalizationContent
FragmentedFragmentedCompetitive ContextCompetitive Context CoherentCoherent
VoiceData
VoiceData
Converged 3G / 4G Infrastructure
Converged 3G / 4G Infrastructure
Purpose-built , 2G
Networks
Purpose-built , 2G
NetworksSupplier SolutionsSupplier Solutions
ServiceMixServiceMix
TimeTime
2.5G-3G / (P)WLANNetworks
2.5G-3G / (P)WLANNetworks
777© 2003, Cisco Systems, Inc. All rights reserved.
© 2001, Cisco Systems, Inc. All rights reserved. 8© 2001, Cisco Systems, Inc. All rights reserved. 8© 2001, Cisco Systems, Inc. All rights reserved. 8Mobile IP
Mobile Network Building BlockEvolving to an Open Architecture
Mobile Applications and ContentMobile Applications and Content
MultipleMobile Client
& Device Support
MultipleMobile Client
& Device Support
Radio Access Agnostic
Transport &Aggregation
Radio Access Agnostic
Transport &Aggregation
Intelligent Mobile Service
Edge
Intelligent Mobile Service
Edge
Multi-ServiceCore
Multi-ServiceCore
Common ManagementCommon Management
Application AwareMobile Services
Application AwareMobile Services
IP-Based Signaling and ControlIP-Based Signaling and Control
End-to-End Packet IntelligenceEnd-to-End Packet Intelligence
Service Aware Mobile Packet Infrastructure
Service Aware Mobile Packet Infrastructure
8© 2003, Cisco Systems, Inc. All rights reserved.
© 2001, Cisco Systems, Inc. All rights reserved. 9© 2001, Cisco Systems, Inc. All rights reserved. 9© 2001, Cisco Systems, Inc. All rights reserved. 9Mobile IP
Cisco Mobile Solution Value Proposition
Value Proposition
Increase Revenue
Increase Number of Subscribers
Increase RGU/ARPU
Transport Capacity Improvement
Reduce Churn thru bundles
Mobile Data ServicesContent-based billingHotSpots
Eliminate IN bottleneck
Decrease Cost
Manage CAPEX
Decrease OPEX
Optimize investment
Improve Bandwidth efficiency
Consolidate networks
Improve Asset Utilization
Sub Growth &
Churn
Free Cash Flow
ARPU
Debt Burden
Valuation
Metrics
RiskBalance
Risk/Reward
Minimize Risk
Maximize Potential
Network Migration
Multi-purpose network
Legacy where appropriate
Scalability
Backhaul from Radio over IP
Media Gateway
Mobile Data Services
WLAN and Public WLAN
Service Edge / CMX / Security
Cell Site Router, SS7oIP
Data Centers and Storage
IP/ATM Backbones
IT Network, e-Optimisation
Joint Service Development & Marketing Programs
Strategy Focus
© 2001, Cisco Systems, Inc. All rights reserved. 10© 2001, Cisco Systems, Inc. All rights reserved. 10© 2001, Cisco Systems, Inc. All rights reserved. 10Mobile IP
Mobile Reference ArchitectureSolutions to Evolve Mobile Network
Network Management VRF
AAA VRF
Tandem Voice VRF
Lawful Intercept VRF
Internet VRF
SS7oIP VRF
Horizontal C/Dispatch VRF
Mobile Roaming Voice VRF
I/T Voice & Data VRF
Content Provider/Partner VRF
Corporation x VRF
Mobile 3G CoreIP MPLS
Backbone
HA
Handset
MobileClients
PSTN
SS7
SMSC
V-mail
HLRAuC
EIR
V
Aggregation
SiSi
FeatureServer
AAA
SiSi
CoreEdgeCustomer Element
Access
SiSi
PWLAN Hotspots Mobile Voice & Signaling
IP RAN & RAN Transport Mobile Data Services
PDSN72xx
GGSN72xx
BTS
BSC
CMX
© 2001, Cisco Systems, Inc. All rights reserved. 11© 2001, Cisco Systems, Inc. All rights reserved. 11© 2001, Cisco Systems, Inc. All rights reserved. 11Mobile IP
Radio Access Network (RAN) Evolution
MSC
BTS
Today
BTS
Phase 1
3G R99:- Similar to 2G Core Architecture
V
ATM/IP aggregation for 3G Networks: Advantages- IP Core for ready for Packet Services
RNCRNC
Node B
Phase 3 (4G networks)
IP
Node B
Phase 2
IP
Mesh RAN
IP
Full IP for 4G Networks: Advantages- Opex reduction- Flexible, Dynamic- Robust/Reliable
ATM
GSM->3GR99/R4
3GR4->3GR5
GSM->3GR5CDMA->3GPP2
1G/2G->4G
12© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.Mobile IP
Mobile IP
© 2001, Cisco Systems, Inc. All rights reserved. 13© 2001, Cisco Systems, Inc. All rights reserved. 13© 2001, Cisco Systems, Inc. All rights reserved. 13Mobile IP
Definition of Mobility
Nomadic – Connectivity before and after move. Change IP address -> Sessions are reset after move.
Mobility – Connectivity before and after move. No change in IP address -> Sessions are not reset after move.
© 2001, Cisco Systems, Inc. All rights reserved. 14© 2001, Cisco Systems, Inc. All rights reserved. 14© 2001, Cisco Systems, Inc. All rights reserved. 14Mobile IP
What is Mobile IP ?
“Mobile IP provides an IP node the ability to retain the same IP address and maintain uninterrupted
network and application connectivity while traveling across networks ”
“
”An “always on” IP service availability independent of
location, movement or infrastructure
© 2001, Cisco Systems, Inc. All rights reserved. 15© 2001, Cisco Systems, Inc. All rights reserved. 15© 2001, Cisco Systems, Inc. All rights reserved. 15Mobile IP
Basic Concept of Mobile IP
Route Next192.168.x.x ARoute Next192.168.x.x A
B
A
D
Internet
Route Next192.168.100.10 E0Route Next192.168.100.10 E0 Route Next
192.x.x.x BRoute Next192.x.x.x B
C
Mobile IP Is a Dynamic Routing Protocol where Mobile Devices Signal Their Own Routing
Updates and Dynamic Tunnels Are Used to Eliminate the Need for Host Route Propagation
Mobile Node192.168.100.10Mobile Node
192.168.100.10
Route Next 192.168.100.10 TunnelRoute Next 192.168.100.10 Tunnel
RFC 3344: IP Mobility Support for IPv4
Mobile Node192.168.100.10Mobile Node
192.168.100.10
© 2001, Cisco Systems, Inc. All rights reserved. 16© 2001, Cisco Systems, Inc. All rights reserved. 16© 2001, Cisco Systems, Inc. All rights reserved. 16Mobile IP
Mobile IP Key Components
Mobile IP is comprised of three components:1. Mobile Node (MN): IP clients: notebooks, cell
phones, PDAs (Updates CoA via RRQ)2. Home Agent (HA): Mobile IP enabled gateway
(acts as location database for MNs)3. Foreign Agent (FA): Mobile IP enabled gateway
[Optional] (Off-loads CPU processing of encapsulation/decapsulation, Enforces local network administration policy, Allows for billing of MNs, Conserves IP address space, Enables Local authentication)
© 2001, Cisco Systems, Inc. All rights reserved. 17© 2001, Cisco Systems, Inc. All rights reserved. 17© 2001, Cisco Systems, Inc. All rights reserved. 17Mobile IP
Mobile IP in a Nutshell
HA CN
InternetCOA
Mobile IP is a dynamic routing protocol where end devices signal routing updates and dynamic tunnels are used to eliminate the need for host route propagation.
Mobile IP is a Mobile IP is a dynamic routing protocoldynamic routing protocol where where end devices end devices signal routing updatessignal routing updates and and dynamic tunnelsdynamic tunnels are used to are used to eliminate the need for host route propagation.eliminate the need for host route propagation.
CN, Correspondent NodeDestination IP host in session with a Mobile Node
MN
FA
MN, Mobile NodeAn IP host that maintains network connectivity using its “home” IP address, regardless of which subnet (or network) it is connected to
FA, Foreign AgentProvides an addressable point of attachment to the MN called Care Of Address (COA)Maintains an awareness for all visiting MNsActs as a ‘relay’ between the MN and its Home AgentReceives all packets for the MN from the MN’s Home Agent
HA, Home AgentMaintains an association between the MN’s “home” IP address and its care of address (loaned address) on the foreign networkRedirects and tunnels packets to the care of address on the foreign networkMN
© 2001, Cisco Systems, Inc. All rights reserved. 18© 2001, Cisco Systems, Inc. All rights reserved. 18© 2001, Cisco Systems, Inc. All rights reserved. 18Mobile IP
Typical Packet Forwarding“Triangle Routing”
HomeAgent
ForeignAgent
Corresponding Node
COA
Internet
CN to MNCN to MN IP DataIP Data
MN to CNMN to CN IP DataIP Data
MobileNode
HA to COAHA to COA CN to MNCN to MN IP DataIP Data
© 2001, Cisco Systems, Inc. All rights reserved. 19© 2001, Cisco Systems, Inc. All rights reserved. 19© 2001, Cisco Systems, Inc. All rights reserved. 19Mobile IP
Alternate Packet ForwardingAlternate Packet Forwarding““Reverse TunnelReverse Tunnel””
MobileNode
HomeAgent
ForeignAgent
Corresponding NodeCOA
Internet
• Ingress filtering will drop packets that have topologically incorrect source address
© 2001, Cisco Systems, Inc. All rights reserved. 20© 2001, Cisco Systems, Inc. All rights reserved. 20© 2001, Cisco Systems, Inc. All rights reserved. 20Mobile IP
Roaming with Mobile IPRoaming with Mobile IPMobility Binding Table:MN COA1.1.1.3 10.31.1.11.1.1.7 10.31.1.1 – 10.31.2.11.1.1.8 10.31.2.11.1.1.5 10.31.3.1
FA
FA
10.31.1.1
10.31.2.1 HA
Old Data Path
New Data PathNo changeis propagated tocorresponding nodes
FA
10.31.3.1
MN
1.1.1.7
1.1.1.7
MN
The movement is transparent to all other devices
© 2001, Cisco Systems, Inc. All rights reserved. 21© 2001, Cisco Systems, Inc. All rights reserved. 21© 2001, Cisco Systems, Inc. All rights reserved. 21Mobile IP
Mobile IP – Service ArchitecturesIP Service Integration – Integrate Mobile IP with IPSec VPNs, Multicast, QoS etc. Pushing the edge of the network out to the Mobile environment
Mobile Networks
Mobile Networks –Enables new markets and verticals
Proxy Mobile IP Support for WLANs
Cellular Networks –CDMA/GPRS
Software Mobile Node –MoIP Client
FA
Foreign Agent
FA
FA
Home AgentHome Agent
Proxy Mobile Nodefor WLANs
22© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.Mobile IP
Mobility Data Networks
© 2001, Cisco Systems, Inc. All rights reserved. 23© 2001, Cisco Systems, Inc. All rights reserved. 23© 2001, Cisco Systems, Inc. All rights reserved. 23Mobile IP
Data Network Mobility Opportunities
• MSP Mobility Services– Cellular, beyond Simple IP; 2.5G and 3 G
Hot-spot mobility ‘WLAN – Cellular’– CDMA2000, – VoIP Over 2.5G (GPRS/CDMA1x/EVDO)
• Mobility in Data Mobile Networks–Entire subnets that are mobile
Automobiles, Trains, Planes, Boats• Mobility in Enterprise Campus
– In building and between building movement,Movement between multiple connection types
© 2001, Cisco Systems, Inc. All rights reserved. 24© 2001, Cisco Systems, Inc. All rights reserved. 24© 2001, Cisco Systems, Inc. All rights reserved. 24Mobile IP
Cisco’s CDMA2000 Solution
Mobile Station
Visited AccessProvider Network
VLR
VisitedAAA
VisitedAAA
BSC, PCF
R-P Interface A10/A11 MIP/GRE
FirewallFirewall
Home IP NetworkHome IP Network
HomeAAA
HomeAAA
CS AccessProvider Network
AAAServerAAA
ServerAAA Broker
NetworkAAA Broker
Network
SS7Network
IPNetwork
IPNetwork
BTS
Radio Access Network (RAN)
MSC
PDSN / FAPDSN / FAPDSN / FA
HLRHLR
CISCO Access Register
HAHACisco Data Service Products in Purple
Billing ServerHome ISP
Private NetworkVisited ProviderHome Provider
CNRNetwork Register.
DNS / DHCP
CiscoWorks2000
Network Mgmt.
© 2000, Cisco Systems, Inc.
© 2001, Cisco Systems, Inc. All rights reserved. 25© 2001, Cisco Systems, Inc. All rights reserved. 25© 2001, Cisco Systems, Inc. All rights reserved. 25Mobile IP
Nextel Online Nextel Online –– Wireless InternetWireless InternetRuns over Mobile IPRuns over Mobile IP
• Wireless Internet ServiceInternet e-mail, news, financial, receive alerts, …
• Mobile IP end to end• Nationwide deployment today
Int’l deployment starting “Mexico, Brazil, Argentina, Peru, Chile, Phillipines”
• ~2k users a day being added• Flat fee revenue model
• Cisco and Motorola Mobile IP interoperability
• Information can be pulled by and pushed to the user
© 2001, Cisco Systems, Inc. All rights reserved. 26© 2001, Cisco Systems, Inc. All rights reserved. 26© 2001, Cisco Systems, Inc. All rights reserved. 26Mobile IP
Push-To-Talk Services – Ad hoc Conferencing over IP
• Always-on• Instance Voice• Click to Call
© 2001, Cisco Systems, Inc. All rights reserved. 27© 2001, Cisco Systems, Inc. All rights reserved. 27© 2001, Cisco Systems, Inc. All rights reserved. 27Mobile IP
Push-To-Talk Offered by Mobile Carriers
• Nextel: 94 % of Nextel customers use Direct ConnectTM (push-to-talk service) since Mid 2003.
• Verizon Wireless, US largest wireless service provider, offers Push to Talk service nationwide on August 18, 2003.
• Orange Launch Push-To-Talk Wireless worldwide, British and France 2Q, 2004, and 10 countries by the end of Year 2004.
• Many other carriers are following to offer Push-to-Talk service
28© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.Mobile IP
Mobile Access Routerfor Mobility Network
© 2001, Cisco Systems, Inc. All rights reserved. 29© 2001, Cisco Systems, Inc. All rights reserved. 29© 2001, Cisco Systems, Inc. All rights reserved. 29Mobile IP
The Cisco Solution – The New Cisco 3200 Mobile Access Router
New Cisco IOS router platform that extends the IP frontier to mobile vehicular environment
• Small Footprint & Low Power consumption• Ruggedized• Performance comparable to 3640 • Optimized for embedded applications• Utilizes Cisco IOS, Mobile IP
& Cisco Mobile Networks
© 2001, Cisco Systems, Inc. All rights reserved. 30© 2001, Cisco Systems, Inc. All rights reserved. 30© 2001, Cisco Systems, Inc. All rights reserved. 30Mobile IP
Vertical Market Applications
Defense • Army, Navy, Marines, Air Force, NATO,
UK DoD, etc.Public Services & Homeland
Security• EMS• Police• Fire Fighters
Commercial Markets• Mass Transit • Rail & Airlines• Rental fleets • Commercial aircraft • Heavy equipment, logistics
Consumer Automotive• Telematics• Infotainment
© 2001, Cisco Systems, Inc. All rights reserved. 31© 2001, Cisco Systems, Inc. All rights reserved. 31© 2001, Cisco Systems, Inc. All rights reserved. 31Mobile IP
Networks in Motion (tm)
© 2001, Cisco Systems, Inc. All rights reserved. 32© 2001, Cisco Systems, Inc. All rights reserved. 32© 2001, Cisco Systems, Inc. All rights reserved. 32Mobile IP
Seamless Mobility…Network of NetworksN
S
EW
Uninterrupted Access = Coverage + Bandwidth
MobileRouter
Mobile Router inside a tank
Satellite CoverageSatellite
CoverageRadio
CoverageRadio
Coverage
Wireless LAN
Coverage
Wireless LAN
Coverage
IP
© 2001, Cisco Systems, Inc. All rights reserved. 33© 2001, Cisco Systems, Inc. All rights reserved. 33© 2001, Cisco Systems, Inc. All rights reserved. 33Mobile IP
LifeLink™ Concept Developed by SwRI
34© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.Mobile IP
Cisco and Telematics
© 2001, Cisco Systems, Inc. All rights reserved. 35© 2001, Cisco Systems, Inc. All rights reserved. 35© 2001, Cisco Systems, Inc. All rights reserved. 35Mobile IP
Cellular WAN
GPS
To• J1850• CAN• J1939
Mobile SOHO Router
Serial / USB
SerialSerial
PCMCIA
Ethernet
802.11
Data Entry
Black boxrecorder
In-vehicle Environment
© 2001, Cisco Systems, Inc. All rights reserved. 36© 2001, Cisco Systems, Inc. All rights reserved. 36© 2001, Cisco Systems, Inc. All rights reserved. 36Mobile IP
CellularNetwork
Intranet
Home
802.11
802.11
2G, 2.5G, 3G
Vehicle Subnet
IPNetwork
802.11
Business802.11
BT
•eCRM•Secure VPN•Email, calendar•PBX extension•Location track
•eCRM•Secure VPN•Email, calendar•PBX extension•Location track
Service Provider
•Email•MP3, video•News, weather•Traffic
•Email•MP3, video•News, weather•Traffic
•eCommerce•MP3, video•Diagnostic info
•eCommerce•MP3, video•Diagnostic info
•Navigation•MP3, video•Concierge•Emergency
•Navigation•MP3, video•Concierge•Emergency
Vehicle Environment
GPSSatellite
Corporate Site
© 2001, Cisco Systems, Inc. All rights reserved. 37© 2001, Cisco Systems, Inc. All rights reserved. 37© 2001, Cisco Systems, Inc. All rights reserved. 37Mobile IP
Telematics Food Chain
© 2001, Cisco Systems, Inc. All rights reserved. 38© 2001, Cisco Systems, Inc. All rights reserved. 38© 2001, Cisco Systems, Inc. All rights reserved. 38Mobile IP
Static NetworkMobile Network Routing
Mobile Router
Foreign Agent
Home AgentCorrespondent Node
Internet WAN
HA-MR Tunnel
Internet WAN
Internet
Mobile Network
HA-FA Tunnel
Mobile Networkappears to be here
FA WAN
Node on MR
Edited slide from original byWilliam D. Ivancic, NASA Glenn
RoamingInterface
© 2001, Cisco Systems, Inc. All rights reserved. 39© 2001, Cisco Systems, Inc. All rights reserved. 39© 2001, Cisco Systems, Inc. All rights reserved. 39Mobile IP
Mobile Access Router - Typical Application
Crime Database
Dispatch
Cisco IOS Mobile Networks Software
Creates Appearance of Always on Connection
to Applications
Cisco IOS Mobile Networks Software
Creates Appearance of Always on Connection
to Applications
Fixed IP Addresses
PMR/GPRS/ CDPD
802.11
Mobile Router
Portable
Mug Scanner
Video Camera
User-Defined Network Selection based on:
• Cost• Bandwidth• Availability
Any Wireless Network
Hand Held
In-Vehicle NetworkIn-Vehicle Network Police Headquarters
Police Headquarters
© 2001, Cisco Systems, Inc. All rights reserved. 40© 2001, Cisco Systems, Inc. All rights reserved. 40© 2001, Cisco Systems, Inc. All rights reserved. 40Mobile IP
Proxy Mobile IP
• Issue: IT must install extra software on all mobile nodes
• Solution: Use proxy mobile IP to allow seamless roaming
Extra equipment (APs) or FA to be proxy for mobile nodesSuch as 802.11 APs, GGSN, PDSN..
© 2001, Cisco Systems, Inc. All rights reserved. 41© 2001, Cisco Systems, Inc. All rights reserved. 41© 2001, Cisco Systems, Inc. All rights reserved. 41Mobile IP
Proxy Mobile IP for the MN
10.30.3.7authoritative-3
10.20.2.6Authoritative-2
10.10.1.5authoritative-1
10.2.1.1
HA address
10.2.1.8
AP address
10.2.1.0
Subnet
10.2.1.8AP-1
AP Config
HA/FA
HA/FA
HA/FA
10.10.1.1
10.20.2.1
10.30.3.1
10.10.1.5
10.20.2.6
10.30.3.7
10.2.1.1
10.30.3.1
10.20.2.1
10.10.1.1
10.2.1.1
HA address
10.30.3.7
10.20.2.6
10.10.1.5
10.2.1.8
AP address
10.30.3.0
10.20.2.0
10.10.1.0
10.2.1.0
Subnet
MN10.20.2.58
10.2.1.1
10.30.3.1
10.20.2.1
10.10.1.1
HA addres
10.2.1.8
10.30.3.7
10.20.2.6
10.10.1.5
AP addres
10.2.1.0
10.30.3.0
10.20.2.0
10.10.1.0
Subnet s s
HA/FA
FA inserts visitor into FA Visitor table and forwards reply to AP.
AP periodically renews registration as long as MN is associated.
© 2001, Cisco Systems, Inc. All rights reserved. 42© 2001, Cisco Systems, Inc. All rights reserved. 42© 2001, Cisco Systems, Inc. All rights reserved. 42Mobile IP
Every AP have a Voice QoS enbable; Voice/Video terminal will keep same IP address which get from Home NetworkFor Big Campus, Customer can use Outdoor AP for Outdoor covering;
Mobile IP for WLAN of Enterprise
Location AProxy_MIP
Proxy_MIP FA/2600
IP Campus
Home Network
HA/3700Location C
Location B
AAP
FA/26003524
© 2001, Cisco Systems, Inc. All rights reserved. 43© 2001, Cisco Systems, Inc. All rights reserved. 43© 2001, Cisco Systems, Inc. All rights reserved. 43Mobile IP
Bottlenecks in Mobile Network
Core NetworkService and Control Domain
IP Core Network
RNC
RNC
Iu-r
Node B
UTRAN
Iu-cs
HLR/AuC/EIR
Node B
3G MSC MSC Srv
GGSNSGGN
Uu
CN CS Domain
CN PS Domain
Packet Signaling Network
CSGCSG
Core Network
SMSCMMSCIMSC
Billing
NOC
1941
Access Network Services/OperationsIu
© 2001, Cisco Systems, Inc. All rights reserved. 44© 2001, Cisco Systems, Inc. All rights reserved. 44© 2001, Cisco Systems, Inc. All rights reserved. 44Mobile IP
Abis Backhaul Suppression over IP
Catalyst 6509s
RAN Core
IP Core Network
MTSO
GW
T1/E1 TDM
OAM
T1/E1PDSN/GGSN
BSC/RNC
Microwave equip LBS
RS-232
PWLAN • Lowers backhaul costs—the largest operating expense in the network• Increase call density on T1/E1s or free up capacity for other uses
Reduce Bandwidth
Required per Digital Voice Call
BTS
BTS
AAA, HA, Server farms
PCWeb Cam
PSTNBTS
Cisco MWR 1941-DCInternet
© 2001, Cisco Systems, Inc. All rights reserved. 45© 2001, Cisco Systems, Inc. All rights reserved. 45© 2001, Cisco Systems, Inc. All rights reserved. 45Mobile IP
Cell Site DCN
RF Monitoring UnitMicrowave EquipmentTower Light ControllerBattery SystemAlarm MonitoringContact Closures
Technician Laptop (Email for trouble tickets, network access, etc.).Web Camera for SecurityLocation-Based ServerWLANCell Site IT Network connectivityVoIP SoftphoneAccess to inventory databases, technical knowledge databases, manuals, update techniquesLocal data archival
T1/E1 voice circuits
T1/E1 voice circuits
Management data traffic DS0(s)
Drop and InsertAdditional DS0(s)
10/100 Base-T
RS-232BSC/RNC
Network OperationsCenter
10/100 Base-T
T1/E1 voice circuits
OpEx Reductions:• Remote cell site access reduces expensive truck rolls• Cell site LAN extension improves staff efficiency• Enables new apps and services
Cisco MWR 1941-DC
BTS /Node B
© 2001, Cisco Systems, Inc. All rights reserved. 46© 2001, Cisco Systems, Inc. All rights reserved. 46© 2001, Cisco Systems, Inc. All rights reserved. 46Mobile IP
Multi-Purpose RAN Backhaul for PWLAN and Other 3G/4G Data Overlays
Catalyst 6509s
RAN Core
IP Core Network
MTSO
GW
OAM
T1/E1
•Re-use existing backhaul to transport PWLAN, 3/4G IP bearer traffic, and other services, in addition to traditional 2/3G voice and data
PDSN/GGSN
BSC/RNC
Microwave equip LBS
RS-232
Drop and InsertAdditional DS0(s)
PWLAN, IP Wireless, Flarion
PWLAN, IP Wireless, Flarion
PWLAN, IP Wireless, Flarion
AAA, HA, Server farms
PCWeb Cam
T1 TDMPSTN
BTS/Node B Cisco MWR 1941-DC Internet
© 2001, Cisco Systems, Inc. All rights reserved. 47© 2001, Cisco Systems, Inc. All rights reserved. 47© 2001, Cisco Systems, Inc. All rights reserved. 47Mobile IP
Alternative Backhaul
BSC
BSC/RNC
Cell Site Router
BTS
Metro E/MPLS VPN/Outsourced network
ATM Node B
CiscoMWR 1941-DC
Cell Site
Cell Site Traffic Pre-Aggregation
Router
Cell Site BTS
UMTS IP Node B
PWLAN
CO/MTSO
OperatorData Network
Ethernet-based cellular backhaul:Cheaper backhaul; higher backhaul bandwidth
Other concepts: SDH, AToM, xDSL, cable
PC
PC
Microwave Equipment
Cell SiteMicrowave Equipment
Compressed T1/E1RS-232
T1/E1 TDM10/100/1000 Ethernet STM-1
48© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.© 2001, Cisco Systems, Inc. All rights reserved.Mobile IP
Summary
© 2001, Cisco Systems, Inc. All rights reserved. 49© 2001, Cisco Systems, Inc. All rights reserved. 49© 2001, Cisco Systems, Inc. All rights reserved. 49Mobile IP
Mobile IP for Data Mobility Network
• The growth of 2G Mobile Service depends on voice mobility. Future Mobile Service growth will rely on mobile data.
• Regardless of different radio access technologies, Mobile IP is an essential component to maintain data mobility value.
• Foreseeable future, there will many new Integrated Multimedia Services take advantages mobility provided by Mobile IP.
© 2001, Cisco Systems, Inc. – Cisco Confidential 50