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Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
Designing LTE with IPv6
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Designing LTE with IPv6

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Prakash Suthar, psuthar@cisco.com …

Prakash Suthar, psuthar@cisco.com
Senior Solutions Architect, CCIE
Global SP Mobility Practice, Cisco Systems Inc.

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  • 1. Designing LTE with IPv6Prakash Suthar, psuthar@cisco.comSenior Solutions Architect, CCIEGlobal SP Mobility Practice, Cisco Systems Inc. Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1
  • 2. Agenda LTE/EPS support for IPv6 Few LTE Acronyms LTE Traffic - Control & Bearer Traffic Subscriber IP Address Allocations by Gateway Typical Mobile network – IPv6 Touch Points IPv6 Planning Considerations IPv6 subnetting – Infrastructure & Mobiles DNS considerations IPv6 Transitions Scenarios Dealing with Public/Private IPv4 Depletion Large Scale NAT Deployments IPv6 Trials/Deployment in Mobile Network LTE – Long Term Evolution, EPS – Evolved Packet SystemPresentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 2
  • 3. LTE Functional Migration from 3G CDMA to LTE Migration HLR HSS Authentication (Optional)Signaling AAA MSC PCRF MMEBearer Home Operator’s BS Backhaul RNC PDSN RNC/PDSN PDSN Agent IP Services (Control) UE (Bearer) eNodeB Serving Gateway PDN Gateway UMTS to LTE Migration HLR HSS Authentication (Optional) Signaling AAA PCRF MSC MME Bearer SGSN Operator’s BS Backhaul RNC SGSN GGSN SGSN/RNC IP Services (Bearer) UE (Control) eNodeB Serving Gateway PDN Gateway PGW has link to AAA, PCRF Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 3
  • 4. LTE/EPS Reference Architecture (Ref 3GPP TS23.401, TS23.402) Evolved Packet System 2G/3G 3GPP Access SWx (DIAMETER) S12 (GTP-U) HSS UTRAN S4 (GTP-C, GTP-U) S6a PCRF SGSN (DIAMETER) GERAN S3 Rx+ (GTP-C) MME S11 Gxc (GTP-C) (Gx+) LTE S1-MME Gx Gxa Gxb 3GPP S10 (Gx+) (Gx+) (Gx+) S6b (S1-AP) AAA (GTP-C) (DIAMETER) Serving S5 (PMIPv6, GRE) PDN Operator’s eNodeB E-UTRAN S1-U Gateway Gateway SGi IP Services (GTP-U) S5 (GTP-C, GTP-U) IP TrafficS2c SWm Transport (Tunneled Traffic) (DIAMETER) S2a (PMIPv6, GRE S2b UE (PMIPv6, SWa MIPv4 FACoA) (TBD) GRE) ePDG 3GPP SWn IP Access (TBD) Trusted Non- Untrusted Non-3GPP 3GPP IP Non- Trusted Access 3GPP IP Untrusted IP Access Access S2c (DSMIPv6) STa (RADIUS, DIAMETER) SWu (IKEv2, S2c MOBIKE, IPSec) UE Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential UE 4
  • 5. Few LTE Acronyms LTE Acronyms MeaningAccess Point Name Identifies an IP packet data network (PDN) and service(APN) type provided by the PDN to that user’s session.PDN Connection The Association between an mobile user and PDN (APN). This is represented by one IPv4 Address and/or one IPv6 PrefixGPRS Tunneling Signaling and Tunneling protocol for data (betweenProtocol (GTP) eNB, SGW, and PGW)EPS Bearer An EPS bearer uniquely identifies traffic flows that receive a common QoS treatment between UE and PDN-GWDefault Bearer First one to get established and remains established throughout the lifetime of PDN Connection.Dedicated Bearer Additional bearer(other than default), created for a PDN connection to provide specific QoS treatment for Apps Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 5
  • 6. Transport Traffic – Control Provide user authentication, establish data sessions Network Layer - IPv4, Dual stack or native IPv6 Transport - Radio Access Network & Mobile Backhaul Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 6
  • 7. Transport Traffic - Bearer Two way user traffic between Users and Applications Encapsulated in tunnel (GTP) Default Bearer and Dedicated Bearer(s) if Required Service Level QoS Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 7
  • 8. Transport Traffic - Bearer setup for SubscriberPrior to 3GPP Rel-8 (LTE introduced from Rel-8 onward) Dual-stack User sends two PDP requests- One of for IPv4 and another for IPv6 Gateway creates two unique PDP-contexts- One for IPv4 and another for IPv6. Dual stack3GPP Rel-8 onward Dual stack User send one PDP request “IPv4v6” Gateway will create bearer; Allocate IPv4 & IPv6 to same bearer For GPRS network single bearer is applicable from 3GPP Rel-9 onward Dual stack Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 8
  • 9. For yourSubscriber IPv6 Address Allocation referenceUE MME SGW PGW AAA DHCP Attach Request Create Session Request Create Session Request (APN, QoS, (APN, QoS, /64 prefix allocation: PDN-type=IPv6,…) PDN-type=IPv6,…) 3 Options: Local Pool, AAA, DHCP empty UE IP-address Option 1 /64 prefix allocation from local pool for dynamic allocation Prefix Retrieval Option 2 DHCPv6 PD Option 3 Prefix communicated to Create Session Reply Create Session Reply SGW/MME (UE Prefix, (UE Prefix, Protocol config options, Protocol config options Attach Accept cause) (e.g. DNS-server list,…), cause) Router Solicitation SLAAC Router Advertisement DHCPv6 – Information Request DHCPv6 – Relay Forward DHCPv6 – Reply forward DHCPv6 – Relay Reply DHCPv6 – Confirm DHCPv6 – confirm Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 9
  • 10. Mobile Router (3GPP Rel-10) For your reference UE represented by single prefix (here “/60”) - in routing and FUTURE OSS/PCC systems /64 /64 Connection-Prefix: /64 … UE Delegation of “/60 minus connection-prefix” /64 Enable LTE UE to work as Mobile router (/60) & Each client get /64 Prefix Delegation w/ DHCPv6 PD (RFC3633) on top of existing address LTE UE request DHCPv6 Prefix delegation DHCPv6 allocate prefix (e.g. /60) “prefix minus connection-prefix”delegated using Prefix-Exclude option (see draft-korhonen-dhc-pd-exclude) LTE UE further allocate /64 to clients minus connection-prefix Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 10
  • 11. For your reference IPv6 Prefix Delegation in 3GPP Network FUTURE 3GPP TS 23.060 & 23.401 (Rel-10) In-Home In-HomeNetwork 1 Network 1 UE MME SGW PGW AAA DHCP (Requesting Router) (Delegating Router) Attach Request Create Session Request Create Session Request (APN, QoS, PDN-type=IPv6,…) (APN, QoS, PDN-type=IPv6,…) empty UE IP-address for dynamic allocation Authentication & Config Option 1 Authentication Option 2 DHCPv6 Config Single Prefix allocated Create Session Reply Create Session Reply (UE IP-address, Prefix communicated to SGW/MME Attach Accept (UE IP-address, Protocol config options (e.g. Protocol config options, cause) DNS-server list,…), cause) Router Solicitation Router Advertisement SLAAC DHCPv6 – Solict ( IA_PD (1+) OPTION_PD_EXCLUDE, [RAPID_COMMIT] ) DHCPv6 – Advertize ( IA_PD Prefix (1+) OPTION_PD_EXCLUDE) DHCPv6 Prefix DHCPv6 – Request ( IA_PD Prefix (1+) OPTION_PD_EXCLUDE) Delegation DHCPv6 – Reply ( IA_PD Prefix (1+) OPTION_PD_EXCLUDE) PD Prefix(es) is/are obtained IPv6 Address assignment for end hosts (using SLAAC or DHCPv6) Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 11
  • 12. Agenda LTE/EPS support for IPv6 Few LTE Acronyms LTE Traffic - Control & Bearer Traffic Subscriber IP Address Allocations by Gateway Typical Mobile network – IPv6 Touch Points IPv6 Planning Considerations IPv6 subnetting – Infrastructure & Mobiles DNS considerations IPv6 Transitions Scenarios Dealing with Public/Private IPv4 Depletion Large Scale NAT IPv6 Trials/Deployment in Mobile Network LTE – Long Term Evolution, EPC – Evolved Packet CorePresentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 12
  • 13. Typical Mobile Network – IPv6 Touch Points Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 13
  • 14. IPv6 Planning Design Considerations Greenfield LTE deployments should be IPv6 Dual Stack Users. Chose IPv6 as preferred Transport – Dual stack (Preference) or 6PE, 6VPE All LTE Gateway interfaces should be IPv6 Internal Apps (i.e. IMS, Video etc.) should be IPv6 NAT64 for IPv4 internet Deploying LTE in existing network Build LTE/EPS architecture with dual stack Integrate with existing 2.5/3G network on IPv4 Dual stack UE, Gateway supporting dual stack Transport – 6PE, 6VPE or dual stack (without adverse impact) Create Services islands- served by IPv4, IPv6 NAT64 for IPv4 internet Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 14
  • 15. IPv6 Subnet Considerations for Infrastructure Infrastructure subnets typically not announced to internet Summarization – optimize routing and easy to scale Interface address- Choices - /126, /127, /64 Loopback /128Subnetting Example (Assuming - /32 for Infrastructure) 128 Bits /16 /32 /48 /64 Interface ID Regions (/40 256 regions) Functions within region (/48 provides 256 functions) (eNodeB, IP-BH, MPLS Core, MME, HSS, SGW, PGW, Datacenter, Security etc.) Devices and subnets for each devices (48 – 64 provides 65,000 subnet of /64) Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 15
  • 16. IPv6 Subnet Considerations for Subscribers LTE Users IPv6 subnets are announced to internet Separate block for each service i.e. APN/virtual APN Allocation strategy – Local Pool, AAA, DHCPv6 Subnet strategy – Ability to identify services, easy growthSubnetting Example (Assuming /32 for LTE Users) 128 Bits /16 /32 /48 /64 Interface ID Regions (/40 256 regions) Services/APN within region (/48 provides 256 ) (IMS, Internet, Video, M2M, Message, Enterprise etc.) Devices and subnets for each devices ** (48 – 64 provides 65K users within each service/APN)** For wireless routers gateway allocated smaller block i.e. /60, /56 etc. Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 16
  • 17. IPv6 Impact on DNS Architectures SWx (DIAMETER) HSS S6a (DIAMETER) PCRF Roam DNS Tracking Area/APN DNS Rx+ MME S11 (GTP-C) Gxc (Gx+) Mobile DNS S10 (GTP-C Gx S1-MME (Gx+) 3GPP (S1-AP) AAA S6b (DIAMETER) Serving PDN Operator’s eNodeB E-UTRAN S1-U (GTP-U) Gateway Gateway IP Services S5 (GTP-C,GTP-U) SGi UE Infrastructure DNS Internet DNSTracking Area/APN DNS - Used by MME during IPv6 capable if LTE interfaces are IPv6handover, tracking area updatesMobile DNS – Used mobile to resolve Apps/internet Need DNS44 and DNS64 capabilityInternet DNS - Root DNS for service provider Need DNS44 and DNS64 capabilityInfrastructure DNS – Used by OAM network Only if OAM is IPv6Roam DNS- Used by gateways for roaming traffic Only if IPv6 roaming supported Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 17
  • 18. For your referenceDNS64 Traffic FlowPresentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 18
  • 19. Agenda LTE/EPS support for IPv6 Few LTE Acronyms LTE Traffic - Control & Bearer Traffic Subscriber IP Address Allocations by Gateway Typical Mobile network – IPv6 Touch Points IPv6 Planning Considerations IPv6 subnetting – Infrastructure & Mobiles DNS considerations IPv6 Transitions Scenarios Dealing with Public/Private IPv4 Depletion Large Scale NAT Deployments IPv6 Trials/Deployment in Mobile Network LTE – Long Term Evolution, EPC – Evolved Packet CorePresentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 19
  • 20. A. Enable IPv6 Transport: Dual Stack Network IPv4/IPv6 Coexist in Transport Network IPv4/IPv6 Coexistence: Transport NetworkIPv4 user plane with v4/v6 Access Network: v4/v6 Core Network:3GPP defined tunneling: - native IPv4 and/or - native IPv4 and native IPv6 - GTP - native IPv6 - alternative: - PMIP/GRE - v6 tunneling options, e.g. v6 tunneling options, e.g. - IPsec 6PE, ... apply as well 6PE, Softwires, GI-6rd, .. NAT44 private/dummy IPv4 private /dummy IPv4 NAT public IPv4 IPv6 IPv4 Public CGN/ IPv4 IPv6 CGv6 eNB SGW PGW IPv4 Enable Dual-Stack IPv4/IPv6 Transport Network Access Network: 3GPP standards already support dual-stack (GTP/PMIP/IPsec tunneling) Routing Protocols handle IPv4 / IPv6 Core needs to support IPv6 transport (in parallel with IPv4): Options Native IPv6 (in parallel to IPv4 forwarding) IPv6-over-IPv4: Manually Configured Tunnels (IPinIP/GRE); Gateway-Initiated 6rd IPv6-over-MPLSv4: 6PE, (6VPE) Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 20
  • 21. B. Enable IPv6 Services: Dual-Stack Handset IPv4/IPv6 services available to user IPv4/IPv6 Coexistence: HandsetIPv4/v6 user plane with Access Network:3GPP defined tunneling: - native IPv4 and/or - v4v6 dual stack bearer - native IPv6 v4 user plane: (or two bearers: v4, v6) - v6 tunneling options, e.g. Tunneling to CGN using - GTP; PMIP/GRE; IPsec 6PE, ... apply as well GI-DS-lite NAT44 private/dummy IPv4 private /dummy IPv4 NAT public IPv4 IPv6 IPv6 IPv4 IPv6 Public CGN/ IPv4 IPv6 CGv6 eNB SGW PGW v6 user plane: IPv4 Native IPv6 forwarding over IPv6 IPv6 transport service (supplied natively or tunneled) IPv6 support on handset added (establishes v4/v6 bearer) Both IP Stacks available to the user, enable Dual-Stack IPv4/IPv6 Transport Network 3GPP standards already support dual-stack access network (GTP/PMIP/IPsec tunneling) User Plane traffic transport over core network: IPv4 User Plane: Gateway Initiated DS-Lite – tunneling between PGW and CGN IPv6 User Plane: Native IPv6 forwarding (v6 transport supplied as native or tunneled service) Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 21
  • 22. Simplify Handset: IPv6-only handset NAT64 to allow access to legacy IPv4 servicesIPv6 user plane with Access Network: Core Network:3GPP defined tunneling: - native IPv4 and/or - native IPv6 - GTP - native IPv6 - v6 tunneling options, e.g. - PMIP/GRE - v6 tunneling options, e.g. 6PE, Softwires - IPsec 6PE apply as well NAT64 NAT public IPv4 IPv6 IPv6 IPv4 Public CGN/ IPv4 IPv6 CGv6 eNB SGW PGW IPv4 IPv6 Handset: IPv6 only as default service Simplify Operations, Optimize Resource Usage IPv4 only kept as backup – in case IPv6 service not avalable (e.g. Roaming scenarios) Stateful NAT64 as natural evolution from NAT44 Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 22
  • 23. The Far Future: IPv6 onlyA Dream Has Come True ☺ IPv6 IPv6 IPv6 IPv6 IPv6 eNB SGW PGW All services delivered via v6 IPv4 discontinued on Handset and Transport NetworkPresentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 23
  • 24. IPv6 Transition Scenarios **Running out of Public IPv4 Converting some mobile pools from public to RFC1918 Introduce dual stack mobiles Convert internal Apps (e.g. IMS etc.) to native IPv6 Repurpose freed public IPv4 for other use Create multiple islands of private RFC1918 pools (L3VPN)Running out of Private IPv4 Creating multiple islands of private RFC1918 pools (L3VPN) Possibly implement Gateway Initiated Dual Stack Lite Introduce dual stack mobiles Convert internal Apps (e.g. IMS etc.) to native IPv6** 3GPP TR23.975 IPv6 migration strategies Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 24
  • 25. Large Scale NAT -Where to Place the NAT Function?Option 1: NAT on Mobile Gateway (Distributed) Key Benefits: • Subscriber aware NAT - per subscriber control NAT44/64 - per subscriber accounting private IPv4 NAT public IPv4 • Large Scale (further enhanced by distribution) IPv4 IPv4 Public • Highly available SGW PGW (incl. geo-redundancy) eNBOption 2: NAT on Router (Centralized) Key Benefits: • Integrated NAT for multiple NAT44/64 administrative domains (operational separation) private IPv4 private IPv4 NAT public IPv4 • Large Scale IPv4 • Overlapping private IPv4 IPv4 IPv4 Public domains (e.g. w/ VPNs) eNB SGW PGW CGN/ • Intelligent routing to LSN CGv6 Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 25
  • 26. For your referenceRouting to Multiple CGN Gateways FUTURE Service.Transport-Attachment: “VPN Blue”, CGN1 Service.Type: NAT64 or NAT44 Service.Load.Bandwidth.Available: 10 Gbps Service.Load.Bandwidth.10min-average: 2.3 Gbps Service.Load.Bindings.Available: 2.000.000 Service.Load.Bindings.10-min-average: 500.000 1 CGN1 Service.Transport-Attachment: “VPN-Blue”, CGN2 Service.Type: NAT64 or NAT44 Service.Load.Bandwidth.Available: 10 GbpsUser Internet Service.Load.Bandwidth.10min-average: 5 Gbps Mobile gateway Service.Load.Bindings.Available: 3.000.000 2 Service.Load.Bindings.10-min-average: 500.000 PGW CGN2CGN announce their availability with dynamic stateMobile Gateway select the best route and forward traffic Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 26
  • 27. IPv6 Trials/Deployments in Mobile NetworksRegions LTE with IPv6 ExperienceNorth America Existing 3G operators, introducing LTE LTE network operational with IPv6 Users - dual stack, IPv6 for internal Apps (IMS) IPv6 Infrastructure – eNB, IP-backhaul, gateways Large Scale NAT44/64Asia Pacific Multiple networks designed with IPv6 (Greenfield as wells as existing 3G networks integrating LTE) Most networks at testing stage Key drivers - IPv4 depletion, InfrastructureEurope LTE network operational with IPv6 Users - dual stack Infrastructure – IPv4, tunnels Large Scale NAT44/64 Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 27
  • 28. Key Take Away …. Alignment of Business Goals and Technical Architecture Test & Validation is Key - Feature Certification & Interoperability Testing Governance Plan – Operator, network vendors, Apps partners Use open standards (3GPP, IETF, ITU,NGMN, LTESi ) IPv6 Transition/Integration = Business Continuity Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 28
  • 29. Cisco Live 2011 @ Vegas 10 – 14 JulyTechnical sessions on LTE & IPv6Session TopicsBRKRST-3300 Deploying IPv6 in Service Provider NetworksBRKSPM-5127 3G/4G Femtocell Architecture and DesignBRKSPM-2483 Deploying Timing Services in Packet based NetworksBRKSPM-5143 Transitioning to IPv6 for Mobile OperatorsBRKSPM-5149 Next-Gen Datacenter for Mobile OperatorsBRKSPM-5226 Service and Policy Control Architectures for Mobile OperatorsBRKSPM-5244 Mobile Video Optimization and DeliveryBRKSPM-5288 LTE Design and Deployment StrategiesBRKSPM-5293 Mobile Multimedia, Messaging and Voice over LTEBRKSPM-5327 Mobile Offload Architectures and Fixed Mobile ConvergenceTECSPM-2188 Seminar on “Next Generation Mobile Network”TECSPM-3040 Seminar on “Enabling an Intelligent Mobile Network” Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 29
  • 30. References1. NGMN http://www.ngmn.org (White paper on Gateways, backhaul, security)2. 4G Americas http://www.4gamericas.org (Whitepapers) •3GPP Release 10 and beyond • IPv6 integration • GSN-UMTS migration to 4G3.3GPP http://www.3gpp.org (Standards) •3GPP TR 34.401 For 3GPP Network • 3GPP TR 34.401 For Non-3GPP Network •3GPP TR 36.913 Requirement for E-UTRA and E-UTRAN •3GPP TR 35.913 Requirement for further enhancement of E-UTRA (LTE-Advanced) •3GPP TR23.975 IPv6 Migration Guidelines (R10)4.ETSI Studies on latency requirements for M2M applicationshttp://docbox.etsi.org/Workshop/2010/201010_M2MWORKSHOP/1.Global Certification Forum – Testing mobile deviceshttp://www.globalcertificationforum.org/WebSite/public/home_public.aspx Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 30
  • 31. Thank you.Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 31
  • 32. There Are Services Better on IPv6Characteristic Reason ExampleInfrequent Use Maintaining NAT bindings Earthquake Warning service for rare occurrence events NTT IPv6 is inefficient Smoke detectors: 6LoWPANUniversal Reachability of devices in Dozens of IPv6 TunnelConnectivity the home brokers = unconstrained Peer- to-peerGreen Network A PC with many networked Skype for iPhone drains applications sends many batteries from application via keep-alives. Each needs data plane keep-alive power across network.Scalable/Green Persistent client/server Facebook IM long pollingData Center transport connection is needed to keep NAT openHigh bit Smaller SP margin per bit Netflix On-Demand supportsRate+NAT for AFT vs competitors IPv6. Check path before without that cost stream Google 1/10th Internet traffic Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 32
  • 33. Mobile Broadband Devices and What they Do? Dongle (Notepad/netbooks) & Smartphone ~80% of total traffic Video(66%), Mobile Web/data(20%). P2P (6%)Key issue Managing OTT video including other Apps efficiently Contents caching, local breakout using Mobile Edge Gateway Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 33
  • 34. Device Comparisons Top 10% Devices generate 60% of total traffic ** VNI 2010-2015** Android is catching fast iOS with iPhone for usage Device OS & installed Apps will have unique characteristicsChallenge of Smartphone Radio signaling overload, simultaneous device updates Bandwidth hogging, Concurrent flows, NAT pin holes Malware (DOS/DDoS) attack Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 34

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