Upload
blaise-page
View
223
Download
1
Tags:
Embed Size (px)
Citation preview
2Telestrategies 07/14/99© 1999 Multiservice Switching Forum
MSF MembershipMSF MembershipFounders• AT&T• Alcatel• Ascend
Communications• BT• Bellcore• Cisco Systems• Fujitsu Network
Communications• Lucent
Technologies• MCIWorldCom• Nortel Networks• Siemens• Telecom Italia• Telia AB• U S WEST
• Mariner Networks• Marconi• Mitel• Motorola• NEC America• NetCore Systems Inc.• NetInsight• NET• Newbridge Networks Corporation• Nexabit Networks Inc.• NTT• Oresis• SBC Technology Resources Inc.• Samsung Telecommunications
America• Sentient Networks• Telefonica• Tellabs• Trillium• Xbind, Inc.
• 3Com• Abrizio Inc.• Bell South
Telecommunications
• Bosch• Convrgent
Communication Services
• cplane Inc.• Data Connections
Ltd.• ECI Telecom• GTE• Harris & Jeffries• Hitachi Telecom• HP• IBM• LM Ericsson AB• Marconi
Communications
International Service Provider and Equipment Supplier Representation
3Telestrategies 07/14/99© 1999 Multiservice Switching Forum
MSF CharterMSF Charter
IP/MPLSController
Voice/SS7
ControllerATM/SVCController
AdaptationPlane
SwitchingPlane
ControlPlane
ExternalInterfaces/Protocols
ApplicationsPlane
Standard IN/Signaling APIs, Interfaces, and Protocols
Man
ag
emen
t P
lan
e
TDM ATMFRVoiceTCP/IP Video
Standard Physical and Logical Interfaces
Multiservice Switching Fabric
...
...
Develop and promote implementation agreements for Intra-switching system protocols & interfaces which enable an open architecture for multiservice switching systems which support ATM, Frame Relay, IP, Voice and Video services.
4Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Current Network ArchitectureCurrent Network Architecture
• TDM Overlay Model
Discrete network layers
Inefficient use of switching and transmission resources
Service AVendor A
Service BVendor B
Service CVendor C
TDM-based Transmission Network
5Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Operating Systemand Processing Platform
Operating Systemand Processing Platform
Data-base
FileServer
EmailServer
Computing Analogy
SwitchSwitchAdaptionAdaption
SwitchSwitchAdaptionAdaption
I/O Peripheralsand Disk DrivesI/O Peripheralsand Disk DrivesIP Services
ATM/FR Services
Voice Services
MSF ApproachMSF Approach• Open Multiservice Switching Model
Common transmission and switching infrastructure
Modular, layered architecture
Integration at a module level through open interfaces
Multi-vendor model with 3rd party software options
6Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Preserve Existing UNI/NNI StandardsPreserve Existing UNI/NNI Standards
V
AININAP
TINA-C
STP
Inter-carrierInter-carrierSignaling &Signaling &
InteroperabilityInteroperabilityITUITU
Inter-carrierInter-carrierSignaling &Signaling &
InteroperabilityInteroperabilityITUITU
Intelligent NetworkIntelligent NetworkANSI/ETSI/ITUANSI/ETSI/ITU
Intelligent NetworkIntelligent NetworkANSI/ETSI/ITUANSI/ETSI/ITU
ServiceServiceManagementManagement
TeleManagementTeleManagement Forum (TMF)Forum (TMF)
ServiceServiceManagementManagement
TeleManagementTeleManagement Forum (TMF)Forum (TMF)
DSL
Inter-switchInter-switchRoutingRouting
ATM ForumATM ForumIETFIETF
Inter-switchInter-switchRoutingRouting
ATM ForumATM ForumIETFIETF
Access TechnologiesAccess TechnologiesADSL ForumADSL Forum
Frame Relay ForumFrame Relay Forum
Access TechnologiesAccess TechnologiesADSL ForumADSL Forum
Frame Relay ForumFrame Relay Forum
UNI
IP RoutingIP Routingand QoSand QoS
IETFIETF
IP RoutingIP Routingand QoSand QoS
IETFIETF
Call Control
Call Control
7Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Initial MSF ActivitiesInitial MSF Activities
IP/MPLSController
Voice/SS7Controller
ATM/SVCController
AdaptationPlane
SwitchingPlane
ControlPlane
ExternalInterfaces/Protocols
ApplicationsPlane
Standard IN/Signaling APIs, Interfaces, and Protocols
Man
agem
ent
Pla
ne
TDM ATMFRVoiceTCP/IP Video
Standard Physical and Logical Interfaces
Multiservice Switching Fabric
...
...Media GW Control•VoIP and VoATM
Switch Control Interface
Architecture
8Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Functional Reference ArchitectureFunctional Reference Architecture
Signaling GatewayFunction
Service FeatureGateway Function
Logical PortFunction
sa
p1
Logical PortControl
AdaptationPlane
SwitchingPlane
ControlPlane
ApplicationPlane
sc
ig
Switch Partitioning Function
Switching Function
sc
Inter- Media Gateway Control
Signaling
Switch ControlSignaling
Service Access Signaling
Signaling Transport Signaling
Part 2: PortControl Signaling
Switch ControlFunction
BearerControl
ic
Call Control
Function
Part 1: PortControl Signaling
st
st
p2Bearer Signaling
ia Call Signaling
bs
MGCF
ix
mbCall & BearerSignaling
9Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Architecture BenefitsArchitecture Benefits
• Technology future-proof
Allows new control planes
Allows new switching fabrics
Allows new adaptation plane elements
• Transparent to end users and services
• Smooth evolution
10Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Switch Control InterfaceSwitch Control Interface
Switch
Switch DividerSwitch DividerManagement
Interface
Bearer Control Components
Switch Control Interface (SCI)
SCI SCI SCI SCI
Switch
Off-switch BearerControllers
• Bearer Controllers
End-to-end subnetwork control
e.g PNNI, MPLS
• Switch Control Interface
Multiple bearer controllers
Managed resource sharing
11Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Switch Control Interface Benefits
Switch Control Interface Benefits
• Enables multiple bearer control systems to coexist
PNNI
MPLS
ISUP
• Enables multiple virtual networks to coexist on a single infrastructure
Wholesaling of switching/transmission
12Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Media ControlMedia Control
• Support for Telephony Services on Packet Infrastructure
VoATM - AAL1, AAL2, AAL5, SVCs
VoIP - UDP, RTP, H.323, Precedence, RSVP, SIP
13Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Media Control BenefitsMedia Control Benefits
• Common adaptation and control infrastructure for VoIP and VoATM
MeGaCoP used for both VoATM and VoIP
• Separate call and bearer control
More flexible delivery of voice transport
• Leverage existing IN model
Number translation, etc..
14Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Combined Benefits: Separate Control and Switching
Combined Benefits: Separate Control and Switching
VoicePort
ATMPort
OtherPort
Switching Complex
ProcessorComplex
Signaling& OtherProtocols
Open Protocol(s)and Interface(s)
Augmentations to Management
Protocols
AdaptationPlane
SwitchingPlane
ManagementPlane
ManagementPlane
ControllerPNNI
Multiservice Switching Fabric
Bearer ControlPlane
ControllerMPLS
Media GatewayControl
Call ControlPlane
•Independent scaling of processing and switching•Decoupling of platforms and service/control software•Use of industry standard computing platforms
15Telestrategies 07/14/99© 1999 Multiservice Switching Forum
MSF OrganizationMSF Organization
Control Interfaces to SwitchesSwitch Management
Functional/Physical ModelsSpecification Release Plan
Architecture WGArchitecture WG
Board of DirectorsBoard of DirectorsProcesses
Policies
Technical CommitteeTechnical CommitteeSchedules
Meeting AgendasTechnical Direction
Multimedia Control ModelInterfaces to Media Gateways
Media Control WGMedia Control WGSwitch Control WGSwitch Control WG
Other WGs added as required...
16Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Board of DirectorsBoard of Directors
• Ken Coit, Fujitsu
• Rick Fehl, US West
• David Francisco, Siemens
• Larry Gabuzda, Lucent Technologies
• Jonathan Homa, Nortel Networks
• Hack Kim, MCI WorldCom
• Alexander Latour-Henner, Telia
• Morgan Littlewood, Cisco Systems
• Roger Ward, BT
• Nelu Mihai, AT&T
• Federico Renon, Telecom Italia
17Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Elected PositionsElected Positions
• Technical Committee Chairperson
David McDysan, MCI WorldCom
• Technical Committee Vice Chairperson
Mark Disbrow, Lucent Technologies
• President
Morgan Littlewood, Cisco Systems
• Vice-President
Ken Coit, Fujitsu Network Communications
• Treasurer
Rick Fehl, US West
18Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Forum Policies and ProceduresForum Policies and Procedures
• MSF Bylaws
• MSF Technical Committee Operating Procedures
• MSF Intellectual Property Policy
• MSF Antitrust Guidelines
• MSF Board of Directors Election Procedures
• Liaison Approval Policy
19Telestrategies 07/14/99© 1999 Multiservice Switching Forum
Forum DeliverablesForum Deliverables
Nov 17Press release announcing MSForum:Provisional documents published on web site
Stockholm Meeting
February/March, 1999Member MeetingsBylaws, procedures
Ballot ImplementationAgreements- Architecture- Switch Control- Media Control
11/98 2/99 5/99 8/99 11/99
20Telestrategies 07/14/99© 1999 Multiservice Switching Forum
LiaisonsLiaisons
MSF
ATMForum
IETF
IEEEP1520
ETSITYPHON
21Telestrategies 07/14/99© 1999 Multiservice Switching Forum
MSF Industry BenefitsMSF Industry Benefits• Carriers
Enables the deployment of multi-vendor switching systems with optimum functionality and performance.
Reduces risk by enabling the smooth deployment of new services with minimal impact on the underlying infrastructure.
Enables new business models for carrier interaction
• VendorsSimplifies interaction among vendors
Reduces the entry barriers to new customers & markets
Leverages existing industry protocols for reduced development costs
22Telestrategies 07/14/99© 1999 Multiservice Switching Forum
MSF Membership BenefitsMSF Membership Benefits
• Right to attend meetings and vote
• Exposure to carrier requirements
• Exposure to latest multiservice technologies
• Opportunity to drive requirements
• Opportunity to influence Implementation Agreements
• Access to draft documents
$15K AnnualMembership Dues