Lucent Lt Earch
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Lucent Technologies – Proprietary Use pursuant to company instruction A Converged Access Network Architecture ScaleNet Architecture – Bell Labs View Markus Bauer Bell Labs Europe Nuremberg - Germany E-mail: [email protected] Phone: +49 911 526 3743
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Lucent LTE
Transcript of Lucent Lt Earch
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Lucent Technologies ProprietaryUse pursuant to company instruction
A Converged Access Network Architecture
ScaleNet Architecture Bell Labs View
Markus BauerBell Labs EuropeNuremberg - GermanyE-mail: [email protected]: +49 911 526 3743
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Lucent Technologies ProprietaryUse pursuant to company instruction
Outline
A Converged Access Network Architecture
Motivation IP-based Resource Management Architecture Summary and Outlook...
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Lucent Technologies ProprietaryUse pursuant to company instruction
MotivationNGN View on Fixed Mobile Convergence (FMC)
Operator CoreNetwork
Access Domain (AD)
AD AD
RM MMRM MM RM MM
Service Control
Our View on Fixed Mobile Convergence
FMC on network layer Unified access network (Access domains) Unified network nodes Unified resource management Unified mobility management
Operator CoreNetwork
UMTSSAE/LTE
DSLRM
RM MM RM MMRM
Service Control
FMC on service layer Dedicated access networks Dedicated network nodes Technology specific resource management Technology specific mobility management Interworking for improved performance
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Lucent Technologies ProprietaryUse pursuant to company instruction
IP-based Resource Management
Control PlaneUser Plane
Any Link/Phy Layer(Ethernet, DSL, ATM, UMTS/HSDPA, LTE/SAE, WiMAX, )
PacketForwarding
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Access technology agnostic
User and service specific
IP-based Resource Management
LocalMM
LocalRM
LogicalBearerOverlay
Service specific
Access Agnostic Metrics
Unified resource management on network layer Lower link layer characteristics captured by
metrics IP routing concepts used for
Distribution of metrics TE algorithms exploiting metrics information Distribution of TE algorithm decisions
Service/Resource Control
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Access Domain - Overview
Unified Router (UR) Access Node Flat IP-driven network
architecture Open for rapid introduction
of new services (e.g. multicast...)
Access Domain
BBBBAccessAccess
BBBBAccessAccess
UE
UE
UE
UE
Aggregation Router
xDSL
PON
MTE
UR
UR
UR
UR
UR
UR
UR
IP-based Resource Management
LocalMM
LocalRM
IPRM enabled network node
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Lucent Technologies ProprietaryUse pursuant to company instruction
IP-based Resource ManagmentControl PlaneUser Plane
Any Link/Phy Layer(Ethernet, DSL, ATM, UMTS/HSDPA, LTE/SAE, WiMAX, )
PacketForwarding
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Access technology agnostic
User and service specific
IP-based Resource Management
LocalMM
LocalRM
LogicalBearerOverlay
Service specific
Access Domain BBBB
AccessAccess
BBBBAccessAccess
UE
UE
UE
UE
Aggregation Router
xDSL
PON
MTE
IP-based Resource Management
LocalMM
LocalRM
Access Agnostic Metrics
Service/Resource Control
UR
UR
UR
UR
UR
URUR
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IPRM An Example
Aggregation Router
BBBBAccessAccess
UR
UR
UR
UMTSWiFi
MN-M1
Mobile (MN-M1) ismoving network
Mobile has twointerfaces (e.g. UMTS, WiFi)
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IPRM - An Example
Aggregation Router
BBBBAccessAccess
UR
UR
UR
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 5S2:13
MN-M1S1: 20S2: 3
MN-M1
UMTSWiFi
Mobile (MN-M1) ismoving network
Mobile has twointerfaces (e.g. UMTS, WiFi)
User and servicespecific metrics(S1,S2) distributed byrouting protocol
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Lucent Technologies ProprietaryUse pursuant to company instruction
IPRM - An Example
Aggregation Router
BBBBAccessAccess
UR
UR
UR
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 5S2:13
MN-M1S1: 20S2: 3
MN-M1
UMTSWiFi
Mobile (MN-M1) ismoving network
Mobile has twointerfaces (e.g. UMTS, WiFi)
User and servicespecific metrics(S1,S2) distributed byrouting protocol
Routing algorithmcalculates bestroute and forwardingtables within AD areset up accordinglyS1, S2
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Lucent Technologies ProprietaryUse pursuant to company instruction
IPRM - An Example
Aggregation Router
BBBBAccessAccess
UR
UR
UR
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 1S2: 1
MN-M1S1: 7S2:9
MN-M1S1: 25S2: 13
MN-M1
UMTSWiFi
User moves on and slowly leaves WiFicoverage
Metrics changeRedistribution of metrics
through routingprotocol
Routing algorithmcalculates bestroute and forwardingtables within AD areset up accordinglyS1, S2
Access technology agnostic mobilitymanagement
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Mobility Management Session Handling
IP Multimedia Subsystem(SIP based)
Macro MobilityGMM (Mobile IPv6)
Micro MobilityLMM - Distributed in Access Domain(IP-based Resource Management -IPRM- functionality)
Operator CoreNetwork
AD AD
GMM
AD
UR UR
UR
URUR
LMMLMMLMM
Service Control
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Efficient Routing
IPRM allows efficient routing between communicating terminals connected to ...
Same Unified Router Same Access Domain Different Access
Domains
Concepts holds for any access technology!
Operator CoreNetwork
AD AD
GMM
AD
UR UR
UR
URUR
Service Control
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Integration of IPRM in NGN ActivitiesUser Plane Control Plane
Any Link/Phy Layer(Ethernet, DSL, ATM, UMTS/HSDPA, LTE/SAE, WiMAX, )
PacketForwarding
Access Agnostic Metrics
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Access technology agnostic
User and service specific
TRC-FE
IP-based Resource Management
LocalMM
LocalRM
LogicalBearerOverlay
Service specific
Rc
Rt
TRC-FE is transport technology dependent
Different Access Networks for different access technologies
Unified TRC-FE building upon IPRM idea
Unified Access Networks for different access technologies
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Overall Architecture
Access Domain
Operator Core Network
BBBBAccessAccess Global
MM
BBBBAccessAccess
Access/Metro Domain Transport Network(IP / MPLS / CGE )
UE
UE
UE
UE
Aggregation Router
xDSL
PON
MTE
TRC-FE
Resource and Admission Control
Function(RACF)TRC-FE
PD-FE
Core Domain Transport Network
IP / MPLS
Edge Router
IMSService And
ControlApplications
IPTVService And
ControlApplications
Web en.Service And
ControlApplications
IP-based Resource Management
LocalMM
LocalRM
IPRM enabled network node
UR
URUR
UR
UR
UR
UR
CGE
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Summary and Outlook
IP-based resource management Unified resource and mobility management True wireline wireless convergence Flat, all IP architecture Unified network elements
Smooth migration towards NGNWork is part of BMBF project ScaleNet
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Backup Slides
A Converged Access Network ArchitectureOutlineMotivationIP-based Resource ManagementAccess Domain - OverviewIP-based Resource ManagmentIPRM An ExampleIPRM - An ExampleIPRM - An ExampleIPRM - An ExampleMobility ManagementEfficient RoutingIntegration of IPRM in NGN ActivitiesOverall ArchitectureSummary and Outlook
