* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download 20050503-Optical-Berthold
Survey
Document related concepts
Net neutrality law wikipedia , lookup
Wake-on-LAN wikipedia , lookup
IEEE 802.1aq wikipedia , lookup
Distributed firewall wikipedia , lookup
Asynchronous Transfer Mode wikipedia , lookup
Multiprotocol Label Switching wikipedia , lookup
Recursive InterNetwork Architecture (RINA) wikipedia , lookup
Cracking of wireless networks wikipedia , lookup
Zero-configuration networking wikipedia , lookup
Computer network wikipedia , lookup
Piggybacking (Internet access) wikipedia , lookup
Network tap wikipedia , lookup
List of wireless community networks by region wikipedia , lookup
Airborne Networking wikipedia , lookup
Transcript
Industry Perspectives on Optical Networking Progress in optical control plane interoperability Joe Berthold May 3, 2005 Dynamic Multilevel Architectures Three Principle Transport Methods Motivation » Reduce CapEx – Optimize transport choice » Reduce OpEx – Automate transport » Improve Performance - Lower latency, bandwidth guarantee, improved security 2 Revenue End-user Generating Services Services Service offerings at multiple network layers IP/MPLS MPLS Layer 2 Convergence MPLS Intelligent Circuits Layer 1 Convergence Intelligent Circuits GFP-VC-LCAS Agile WDM Layer 0 Convergence Agile WDM ©2005 Ciena Communications, Inc. • IP/MPLS for Packet Services • SONET/SDH/OTN for Sub-l Circuit Services • Agile WDM for l Circuit Services Relative Switching Costs MPLS IOS WDM 5 1 1 10 2 0.2 Interface Cost Express Cost Optical Control Plane Benefits Optical control plane enables» Dynamic bandwidth services » Multivendor service activation » Improved manageability Multivendor Service Activation Dynamic Bandwidth Services Application Servers Modify bandwidth based on application needs Improved Manageability Control plane standards accelerate interoperability and simplify management system development 3 ©2005 Ciena Communications, Inc. • Auto-discovery • Auto-provisioning • Network is the database • End-to-end service management Key Optical Networking Standards Control Plane Standards ITU-T G.ASON IETF GMPLS Data Adaptation to SONET/SDH Domain Model Optical Services Virtual Concatenation Client B Client A OC48/STM16 UNI OC12/STM4 5 x STS-1 Circuit (STS-1- 5v = 250 Mb/s) Domain B Network Domain A E-NNI Domain C Generic Framing Procedure Gigabit Ethernet OC48/ STM16 7 x STS-3c Circuit (STS-3c-7v = 1 Gb/s) OC48/ STM16 Gigabit Ethernet Peer Model Integrated Control of IP and Optical Network Network Adapter Adapter Link Capacity Adjustment Scheme 4 ©2005 Ciena Communications, Inc. 5 ©2005 Ciena Communications, Inc. 2004 OIF World Interoperability Demonstration Interoperability of Dynamic Intelligent Optical Networks Interfaces » » O-UNI 1.0 (Optical User Network Interface) » E-NNI 1.0 (External Network to Network Interface) Interoperability » » Network Topology Discovery » Provisioning and Support of Switched High Speed Circuits Ethernet/SONET adaptation using Generic Framing Procedure (GFP) Capabilities demonstrated » 6 » Fast Ethernet (100 Mb/s) on a mix of SONET/SDH payload options » Gigabit Ethernet (1Gb/s) on a mix of SONET/SDH payload options ©2005 Ciena Communications, Inc. Significance of the Event » Industry’s first time ever worldwide multi-carrier interoperability testing » Carriers’ close involvement and strong support are key to the technology advancing towards industry adoption 7 » Control plane connectivity built out around the world lays the foundation for future testing methodology and infrastructure » Successful control plane and data plane integration validates OIF’s Implementation Agreements » Participation of 15 industry leading vendors and 7 major carriers signifies the wide technology adoption in industry ©2005 Ciena Communications, Inc. OIF World Interoperability Event SuperCom – June 2004 Testing -OIF UNI 1.0 – optical service interface -OIF ENNI – inter-domain optical interface -Ethernet over wide area transport 15 Participating Vendors » ADVA » Alcatel » Avici Systems » CIENA Corp. Testing carried out in 7 interconnected carrier labs over several months » China Telecom » KDDI Labs » NTT » Deutsche Telekom 8 » Cisco Systems » Fujitsu » Lucent Technologies » Mahi Networks » Marconi » NEC » Nortel Networks » Telecom Italia » Siemens » AT&T » Sycamore Networks » Verizon » Tellabs ©2005 Ciena Communications, Inc. » Turin Networks OIF World Interoperability Demonstration at Supercomm 2004 9 ©2005 Ciena Communications, Inc. Ethernet over dynamic transport network Customer 1 Access Customer 1 Access GE Sonet VC1 GE Sonet VC2 Customer 2 Access Customer 2 Access Transport service connects two access ports: – Ethernet over SONET/SDH connection – Guaranteed bandwidth and latency – Bandwidth adjustable with LCAS – OIF UNI 2.0 adds signaling for Ethernet interfaces 10 ©2005 Ciena Communications, Inc. Multiple Ethernet services on transport network Customer Access Customer Access GE VCG GE Customer Access VCG Transport service connects multiple access ports – TDM: Channelized STS’s – VLAN: Flows switched based on VLAN tag 11 ©2005 Ciena Communications, Inc. GE VCG OIF Interoperability In Progress Client network D UNI2.0 Ethernet Client network E Optical network A MSPP (UNI1.0R2) Client network A Optical network B MSPP I- NNI E- NNI I- NNI (UNI1.0 R2) UN I Client network C UNI2.0 Ethernet Carrier domain Client network B Client network F UNI – User to network interface I-NNI – Internal network to network interface E-NNI – External network to network interface 12 ©2005 Ciena Communications, Inc. Summary » Control Plane Implementation Status » Over 30 carriers worldwide use optical control planes in live networks » Control Plane Interoperability » Interoperability standards for UNI are complete » Interoperability standards for NNI are progressing » OIF is driving interoperability for ITU-T standards » Ethernet Dedicated Private Line Services » ITU data adaptation standards are complete » Dynamic bandwidth control standards progressing 13 ©2005 Ciena Communications, Inc. Thank You