1. 1MEDIACON 2004 © 2001, Cisco Systems, Inc. A View on Mobility for Multimedia Arthur Feather Mobile Wireless Group Cisco Systems Arthur Feather Mobile Wireless Group Cisco Systems

2. 2MEDIACON 2004 © 2001, Cisco Systems, Inc. A View on Mobility Micro-Mobility Macro-Mobility Mobile VPN Mobile Workgroup Nomadicity

3. 3MEDIACON 2004 © 2001, Cisco Systems, Inc. Key User Attributes with Data Diverse applications Business Entertainment Personal management In building Business content Personalization Diverse applications Business Entertainment Personal management In building Business content Personalization End User Experience Primary use is PDA, PCnot phone Internet access Integrated e-mail/v-mail Common wireline/wireless experience End User Experience Ease of useone button functions Information services Walled garden End User Experience Information services Integrated messaging Personalized access to services Access to business partners End User Experience Corporate applicationsVPNs and security Consistent access via different media Immediate availability of servicesperformance E-mail/v-mail integrated with company End User Experience Instant messaging Chat/groups Internet and games Techie Social Empowered Business Youth/Kids

4. 4MEDIACON 2004 © 2001, Cisco Systems, Inc. BSC BTS GGSNu SGSN Other Operator Networks Firewall Internet/ISPs GPRS Network Access & Service Control MSC UMTS R99 Evolution Communications Feature Servers Content Servers Hosting Enterprise Networks Signaling Network RNC NodeB Backhaul IP Network MSCu GGSNu SGSNu 2.5G 3G GP 10 Enterprise –In Building

5. 5MEDIACON 2004 © 2001, Cisco Systems, Inc. BSC BTS GGSNu SGSN Other Operator Networks Firewall Internet/ISPs GPRS Network Access & Service Control MSC UMTS VoIP Evolution Communications Feature Servers Content Servers Hosting Enterprise Networks Signaling Network RNC NodeB Backhaul IP Network MSCu GGSNu SGSNu 2.5G 3G GP 10 Enterprise –In Building Call Agent Mobility Control Function SS7 GW SDB/HLR Messaging PSTN

6. 6MEDIACON 2004 © 2001, Cisco Systems, Inc. BSC BTS GGSNu SGSN Other Operator Networks Firewall Internet/ISPs GPRS Network Access & Service Control MSC Non-Mobile Integration: 802.11 Communications Feature Servers Content Servers Hosting Enterprise Networks Signaling Network RNC NodeB Backhaul IP Network MSCu GGSNu SGSNu 2.5G 3G GP 10 Enterprise –In Building 802.11 Public Access Network

7. 7MEDIACON 2004 © 2001, Cisco Systems, Inc. BSC BTS GGSNu SGSN Other Operator Networks Firewall Internet/ISPs GPRS Network Access & Service Control MSC Access & Services Control Communications Feature Servers Content Servers Hosting Enterprise Networks Signaling Network RNC NodeB Backhaul IP Network MSCu GGSNu SGSNu 2.5G 3G GP 10 Enterprise –In Building Authentication Security Domain Mgmt User Profile Billing Charging Policy Name & Address Management Directory Based Services

8. 8MEDIACON 2004 © 2001, Cisco Systems, Inc. Real-Time MobileIPv6 Effort Define architectural framework and required mobile (node/router) endpoint and access router protocol functionality to support seamless handoff for real-time IP streams across heterogeneous (wireless access) technologies using Mobile IP (v6) technology that considers AAA, Security and QoS during handoff. Problem Definition

9. 9MEDIACON 2004 © 2001, Cisco Systems, Inc. Rt-MobileIPv6 Framework Architecture AR 1 AR 2 AR 3 Trust Domain (TD 1 ) TD 2 Mobile Node (MN) moves Access Link (AL 1 ) AL 2 AL 3 AL 4 AAA/HSS Infrastructure Security Infrastructure QoS Infrastructure GPRS Backbone IP Network IP Cloud http://search.ietf.org/internet-drafts/draft-blair-rt-mobileipv6-seamoby-00.txt

10. 10MEDIACON 2004 © 2001, Cisco Systems, Inc. GPRS Backbone IP Network Wireless IPv6 Network Mobile IPv6 (data, non-real-time) Internet GPRS Backbone IP Network Mobile Node DHCP Home Agent DHCP Wireless IPv6 Network IPv6 Internet MobilityServer MobilityServer BTS CorrespondingNode Mobile IPv6 Binding Update Same Care of Address

11. 11MEDIACON 2004 © 2001, Cisco Systems, Inc. GPRS Backbone IP Network Wireless IPv6 Network Mobile IPv6 (data, non-real-time) Internet GPRS Backbone IP Network Mobile Node DHCP Home Agent DHCP Same Care of Address Wireless IPv6 Network IPv6 Internet MobilityServer MobilityServer BTS CorrespondingNode No Mobile IP Binding Update Micro-Mobility Managed Locally

12. 12MEDIACON 2004 © 2001, Cisco Systems, Inc. GPRS Backbone IP Network Wireless IPv6 Network Mobile IPv6 (data, non-real-time) Internet GPRS Backbone IP Network Mobile Node DHCP Home Agent DHCP New Care of Address Same Care of Address Wireless IPv6 Network IPv6 Internet MobilityServer MobilityServer BTS CorrespondingNode

13. 13MEDIACON 2004 © 2001, Cisco Systems, Inc. GPRS Backbone IP Network Wireless IPv6 Network Mobile IPv6 (data, non-real-time) Internet GPRS Backbone IP Network Mobile Node DHCP Home Agent DHCP New Care of Address Same Care of Address Wireless IPv6 Network IPv6 Internet MobilityServer MobilityServer BTS CorrespondingNode New Mobile IPv6 Binding Update Needed!

14. 14MEDIACON 2004 © 2001, Cisco Systems, Inc. GPRS Backbone IP Network Wireless IPv6 Network Internet GPRS Backbone IP Network CorrespondingNode Mobile Node DHCP Home Agent DHCP New Care of Address Same Care of Address Wireless IPv6 Network IPv6 Internet MobilityServer MobilityServer BTS Real-Time MobileIPv6 Handoff Forwarding Tunnels (in-flight packets) Context Transfer QoS/COPS QoS/COPS Security Security Generalized AAA/HSS Real-Time Mobile IPv6 supports: Make before break or break before make Network initiated or mobile initiated handoff triggers

15. 15MEDIACON 2004 © 2001, Cisco Systems, Inc. Summary Multimedia services are based on IP. Multiple access technologies are currently in use. Multimedia mobility at IP layer is required to permit mobility across multiple types of access networks. Various standards groups leading to develop multimedia mobility solutions that cross the access technology boundaries: IETF, MWIF, and others

16. 16Presentation_ID © 1999, Cisco Systems, Inc.