performance optical networks
A Review of Traffic Grooming in WDM Optical Networks: Architectures and Challenges
White Paper The transmission capacity of a link in today's optical networks has increased significantly due to Wavelength-Division Multiplexing (WDM) technology. By efficiently grooming low-speed traffic streams onto high-capacity optical channels, it is... [18 Jul 2008]
Dynamic Routing in Translucent WDM Optical Networks
White Paper Translucent WDM optical networks use sparse placement of regenerators to overcome the impairments and wavelength contention introduced by fully transparent networks, and achieve a performance close to fully opaque networks with much less cost. [18 Jul 2008]
Dynamic Routing in Translucent WDM Optical Networks: The Intra-Domain Case
White Paper Translucent WDM optical networks use sparse placement of regenerators to overcome physical impairments and wavelength contention introduced by fully transparent networks, and achieve a performance close to fully opaque networks at a much less cost. [18 Jul 2008]
Dynamic Injection Control Module for Optical Packet Switching Fabrics
White Paper Optical Packet Switched (OPS) networks offer the unique combination of encompassing the enormous capacity of the optical domain while providing versatile connectivity afforded by individual packet routing. [18 Jul 2008]
Utilizing Path Diversity in Optical Packet Switched Interconnection Networks
White Paper SPINet (Scalable Photonic Integrated Network) was recently introduced as an optical packet switched interconnection architecture for local area applications such as high-performance computing systems and storage-area networks. [18 Jul 2008]
Federated Grid Clusters Using Service Address Routed Optical Networks
White Paper By using Service Address Routed (SAR) optical networks, cluster federations are shown to be effective in dealing with complex scientific computations in a manner that is transparent to the user. With the advent of modern optical networking... [18 Jul 2008]
A Novel Method for QoS Provisioning With Protection in GMPLS Networks
White Paper The Integrated Traffic Engineering (ITE) paradigm provides mechanisms for dynamic addition of physical capacity to optical networks. The objective of the proposed policy is to use ITE to set up virtual tunnels at the MPLS and optical level and... [18 Jul 2008]
Early Drop and Wavelength Grouping Schemes for Providing Absolute QoS Differentiation in Optical Burst-Switched Networks
White Paper A number of schemes have been proposed to support QoS in Optical Burst-Switched (OBS) networks. This paper proposed two mechanisms for providing absolute QoS differentiation in OBS networks, an early drop mechanism, which selectively drops non... [18 Jul 2008]
On the Capacity of Optical Networks: A Framework for Comparing Different Transport Architectures
White Paper This paper compares three optical transport network architectures: Optical Packet Switching (OPS), Optical Flow Switching (OFS), and Optical Burst Switching (OBS). Motivated by the incommensurate complexity/cost of comparable transport... [18 Jul 2008]
Optical Burst Switching (OBS): A New Area in Optical Networking Research
White Paper This paper gives an introduction to optical burst switching (OBS) and compares it with other existing optical switching paradigms. Recent work on QoS support, IP/WDM multicast, TCP performance in OBS networks and Labelled OBS is also described, and... [11 Jul 2008]
On the Scalability of Network Management Information for Inter-Domain Light-Path Assessment
White Paper This paper investigates the necessary amount of network management information for light-path assessment to dynamically set up end-to-end light-paths across administrative domains in optical networks. [11 Jul 2008]
GPON Service Level Agreement Based Dynamic Bandwidth Assignment Protocol
White Paper A dynamic bandwidth assignment protocol is proposed that demonstrates impartial and highly efficient bandwidth arrangement for gigabit-capable passive optical networks. In particular the novel algorithm automatically modifies the assigned bandwidth... [11 Jul 2008]
Differentiated Quality-of-Protection Provisioning in Optical/MPLS Networks
White Paper This paper investigates the problem of dynamic survivable lightpath provisioning against single node/link failures in optical mesh networks employing wavelength-division multiplexing (WDM). Numerical results show that, compared to shared-path... [11 Jul 2008]
Load Balancing in WDM Networks Through Adaptive Routing Table Changes
White Paper This paper develops Load Balancing algorithms for IP-based Optical Networks. This paper studies the performance of this algorithm in realistic networks under static and dynamic traffic scenarios. The considered networks are based on a routing... [10 Jul 2008]
Applications of Switch Matrices in Metro Optical Networking
White Paper Transparent optical networks are replacing SDH / SONET in metropolitan and regional areas. Examples are fiber cross connects, flexible optical add/drop multiplexers, shared optical protection rings, and shared performance monitoring. [03 Jul 2008]
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