optical network Resources on ZDNet

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TCP Sending Rate Control at Tera Bits Per Second: An analysis of the sending rate of TCP control over Terabit per second rate links illustrates how future optical network characteristics, such as higher bitrates, network congestion, and larger data loads, would affect performance. This paper has implemented a model to allow increased sending rate for TCP. It is shown...; Tags: University Of Cambridge, Optical Network, TCP, Tcp/Ip, Networking, Fiber Optics, Telecommunications; White papers 2007-05-31
Design Tools for Transparent optical networks: Optical technology promises to revolutionize data networking by providing enormous bandwidth for data transport at minimal cost. A key to cost reduction is to increase transparency, that is, to keep a data stream encoded as an optical signal for as long as possible. Wavelength switching increases transparency by allowing different...; Tags: Optical Network, Wavelength, Tool, Fiber Optics, Optical Networking, Productivity, Networking, Telecommunications; White papers 2006-08-04
Distributed Nonlinear Integer Optimization for Data-Optical Internetworking: This paper presents a novel approach for joint optical network provisioning and Internet Protocol (IP) traffic engineering, in which the IP and optical networks collaboratively optimize a combined objective of network performance and lightpath provisioning cost. The authors develop a framework for distributed multilayer optimization. This framework is built upon...; Tags: Optical Network, Optimization, Network, Formulation, Provisioning, Domain, IEEE, Fiber Optics, Optical Networking, Networking, Telecommunications; White papers 2006-08-01
Community Health Network Boosts Capacity to Deliver More Reliable Services and State-of-the-Art Care: Community Health Network is a major healthcare system in central Indiana, encompassing five major hospitals, more than 70 satellite facilities and physician offices, and nearly 10,000 employees and physicians. By 2003, Community Health Network's network infrastructure was struggling to keep up with the organization's requirements. Community Health Network leaders wanted...; Tags: Optical Network, Physician, Health Care, Cisco Systems Inc., Community Health Network, Fiber Optics, Optical Networking, Networking, Telecommunications; Case studies 2006-05-01
Cisco Segmented Generalized Multiprotocol Label Switching for the IP Next-Generation Network: This paper presents details of S-GMPLS, an innovative technology from Cisco Systems developed for service providers in their optical networks that utilizes the power of IP/GMPLS control protocols for auto configuration of optical wavelengths and separates IP routing and optical network domains to respect those diverse organizational boundaries. GMPLS is...; Tags: Optical Network, MPLS, IP, Cisco Systems Inc., GMPLS, Fiber Optics, Optical Networking, Networking, Telecommunications; White papers 2006-04-01

Learn the basics of fiber-optic technologies and how to determine which is right for your organization: This sample chapter, taken from Optical Network Design and Implementation, discusses the ins and outs of fiber-optic technologies. Learn about fiber optics, which have become the industry standard for the terrestrial transmission of telecommunication information. Fiber optics will continue to be a major player in the delivery...; Tags: Optical Network, Fiber-optics, Cisco Systems Inc., Fiber Optics, Optical Networking, Network Technology, Networking, Telecommunications; Book chapters 2006-03-01
Quality of Service Routing for Service Level Agreement Conformance in optical networks: The present paper presents a framework for managing quality of service in future WDM core optical networks. These networks solve the bandwidth problem but transmit complexity to the control and management layers. Part of this complexity is handled by the Generalized MultiProtocol Label Switching (GMPLS) control plane. The latter, however,...; Tags: SLA, QoS, Optical Network, Fiber Optics, Optical Networking, Networking, Telecommunications; White papers 2006-02-12
A big boost for optical networks: Both the Mercury News and the New York Times are reporting that engineers at Stanford University have built a silicon germanium modulator which can manipulate a beam of laser light on and off up to 100 billion times a second. This discovery is very important because the materials used, silicon...; Tags: modulator, silicon; Blog posts 2005-10-29
optical network hardware generated $2.7 bln in Q2 2005, 10% growth: Worldwide optical network hardware revenue grew 10% to $2.7 bln between Q1 and Q2 2005, with the largest affect coming from market leader Alcatel, whose revenue jumped 41% in Q2 2005, says Infonetics Research. Total annual revenue will grow to $11.3 bln in 2008, driven by the onward push of...; Tags: Q2 2005; Blog posts 2005-09-21
Approximation for Minimum Multicast Route in optical network With Nonsplitting Nodes: Consider the problem of computing the minimum-weight multicast route in an optical network with both nonsplitting and splitting nodes. This problem can be reduced to the minimum Hamiltonian path problem when all nodes are nonsplitting, and the Steiner minimum tree problem when all nodes are splitting. Therefore, the problem is...; Tags: Optical Network, Performance, Approximation, Node, Performance Ratio, Performance Management, Fiber Optics, Optical Networking, Networking, Human Resources, Workforce Management, Telecommunications; White papers 2005-09-03
Minimizing Maximum Fiber Requirement in optical networks: This paper studies wavelength assignment in an optical network where each fiber has a fixed capacity of ì wavelengths. Given demand routes, the aim is to minimize the maximum ratio between the number of fibers deployed on a link e and the number of fibers required on the same link...; Tags: Optical Network, Fiber, Network Technology, Fiber Optics, Networking, Telecommunications; White papers 2005-07-15
Cisco optical network Helps Banner Health Provide State-of-the-Art Clinical Care: Banner Health is one of the largest nonprofit healthcare networks in the United States, with hospitals in Arizona, Nevada, Nebraska, Wyoming, California, Colorado, and Alaska. Banner Health wanted to increase bandwidth to support growing array of clinical applications and services and lay a foundation that can support state-of-the-art wireless, Voice-over-IP...; Tags: Optical Network, Network, Health Care, Cisco Systems Inc., Wireless, Banner Health, Networking; Case studies 2005-07-01
Global optical network revenues down 10% in Q1 2005: Worldwide optical network hardware revenue decreased 10% to $2.3 billion between Q4 2004 and Q1 2005, a drop that was anticipated after the market surged 21% between Q3 2004 and Q4 2004, according to Infonetics Research. Typically many manufacturers are down in the first quarter of the year after showing...; Tags: Q4 2004, Q1 2005, optical network, revenue, Infonetics Research; Blog posts 2005-06-20
Secure optical networking: Cisco Systems has a longstanding reputation as a global leader in network security. Cisco developed the SAFE Blueprint, a comprehensive framework for defending networks, and has incorporated robust security technologies and features into all Cisco network devices, including optical platforms. This paper describes the security requirements of optical networks, and...; Tags: Optical Network, Cisco Systems Inc., Fiber Optics, Optical Networking, Networking, Telecommunications; White papers 2005-04-01
optical network Design With Optical Constraints in IP/WDM Network: This paper considers algorithms for the logical topology design and traffic grooming problem in WDM networks with router interface constraints as well as optical constraints. The optical constraints include restricted transmission range due to optical impairments as well as limits on the number of available wavelengths. It formulates this problem...; Tags: University Of Maryland, Optical Network, Constraint, Network, IP, WDM, Research & Development, Optical Networking, Engineering, Networking, Business Operations; White papers 2005-03-02
Creating an Arkansas Research and Education optical network: The purpose of this white paper is to introduce the reader to AREON - Arkansas Research and Education Optical Network - a new education and research fiber optic network that will span the state of Arkansas and join with surrounding states to form a regional optical network. This network is...; Tags: Education, Optical Network, Network, Arkansas, NLR, Fiber Optics, Optical Networking, Networking, Telecommunications; White papers 2005-02-25
Service Level Agreement in optical networks: This paper proposes a Service Level Agreement applied to the Optical domain (O-SLA), which is expected to be the near and long term network technology thanks, among other things, to the great bandwidth capacity offered by optical devices. After an exposition of the rationale behind an optical SLA, parameters which...; Tags: SLA, Optical Network, Service Level Management, Networking, It Operations, It service Management; White papers 2004-11-15
Bandwidth Allocation for Service Level Agreement Aware Ethernet Passive optical networks: Passive Optical Networks (PON) are thought to be the next step in the development of access networks and providing broadband access in the "Last mile" area. Ethernet PONs (EPONs) are gaining the most attention from industry as they offer a highly flexible, cost effective solution. This paper presents a new...; Tags: Dublin City University, SLA, Bandwidth, Optical Network, Allocation, Access Control, Service Level Management, Fiber Optics, Optical Networking, Networking, It Operations, It service Management, Telecommunications; White papers 2004-08-24
MPLS in optical networks: An analysis of the features of MPLS and Generalized MPLS and their application to Optical Networks, with reference to the Link Management Protocol and Optical UNI.With the success of MPLS in packet switched IP networks, optical network providers have driven a process to generalize the applicability of MPLS to ...; Tags: Optical Network, MPLS, Fiber Optics, Networking, Optical Networking, Network Technology, Telecommunications; White papers 2001-07-12
Multiservice optical networks for Cable MSOs: This free Webinar will examine the key role optical communications systems will play in enabling the evolution of the MSO from a local video provider to a full-service network operator, capable of competing with local telcos on every front. Key topics will include Ethernet over Sonet/SDH for resilient transport of...; Tags: Optical Network, Transport, Cable, Ethernet, Network Technology, Networking, Corporate Communications, Fiber Optics, Marketing, Telecommunications; Webcasts