sonet Resources

Did you mean SONET/SDH (17 results), SONET Ring (1 results)

ZDNet Dictionary Definition

SONET: Synchronous Optical NETwork A fiber-optic transmission system for high-speed digital traffic. Employed by telephone companies and common carriers, speeds range from 51 Mbps to 40 Gbps.SONET is an...; Full SONET Definition >>

ZDNet Resources

How Cisco IT Migrated TDM Local Access From SONET to OC-192 Infrastructure: By 2003, 18 more Cisco buildings on the San Jose campus were using so much capacity that customer-provided access would be more economical, but Cisco could not add these buildings to the legacy infrastructure of unconnected SONET rings. The legacy infrastructure had other drawbacks as well, including high management burden,...; Tags: microsoft access, sonet, information technology, cisco systems inc.; Case studies 2007-12-19
Element Manager for WDM (SONET) Network Elements: Wave Division Multiplexing technologies has provided more Bandwidth to transmission systems than was ever imagined earlier. The solution-path undertaken by Aricent to convert this opportunity into a success story comprised working on an Element Management system based on a distributed architecture using CORBA and Management applications being developed using JAVA....; Tags: software, sonet, network, object-oriented, wdm, wave division multiplexing technology, optical networking, ooa/ood/oop, networking, software development, software/web development; Case studies 2006-03-10
SAN Over SDH/SONET for Business Continuity and Disaster Recovery: Tremendous growth in enterprise storage needs has created demand for reliable and cost-effective backup and data protection solutions. The emergence of storage extension solutions is a natural evolution of the growing use of Storage Area Networks SANs within the enterprise. These solutions provide data connectivity between separate SAN islands within...; Tags: sonet, san, sdh, business continuity, disaster recovery, storage, storage area networks (san), storage management, hardware; White papers 2005-12-01
Introduction to SONET: SONET stands for Synchronous Optical NETwork. The SONET format allows different types of formats to be transmitted on one line. SONET is a long term solution for a mid-span-meet between vendors. The other major advantage is that SONET allows ADDING and DROPING signals with a single multiplexer. Communication between various...; Tags: sonet, ds1, fiber optics, optical networking, networking, telecommunications; White papers 2003-01-01
Wavelength Assignment to Minimize the Number of SONET ADMs in WDM Rings: Optical Wavelength Division Multiplexing WDM rings are being deployed to support SONET/SDH self-healing rings. The cost of such a system is dominated by the SONET Add/Drop Multiplexers ADMs. To minimize the system cost, algorithms must be developed to assign wavelengths to lightpaths in the system so that the number of...; Tags: sonet, florida state university, wdm, wavelength assignment, fiber optics, optical networking, networking, telecommunications; White papers

Hitless Network Engineering of SONET Rings: Shrinking capital expenditure budgets are forcing telecom service providers to explore engineering tools that extract greater utilization from their existing transport infrastructure. This paper explores the challenges in engineering SONET rings to support higher traffic volumes. Unlike network design tools, engineering operations have to reconfigure live traffic and do so...; Tags: sonet, network, sonet ring, network design, optical networking, fiber optics, networking, telecommunications; White papers

Additional Resources

SONET/SDH Optimizes DWDM Deployment: A Global 500 financial services firm faced a number of critical data storage and network infrastructure issues. The firm was generating a tremendous amount of transaction and collaborative data, creating new levels of storage requirements and pushing the network to 95% of installed capacity. Network performance was consistently degrading and...; Tags: network, dwdm, sonet/sdh, ciena communications, optical networking, fiber optics, networking, storage, telecommunications, hardware; Case studies 2008-07-28
Technology Brief: Carrier Vs. Enterprise Ethernet Silicon: Ethernet has been the dominant networking protocol in Local Area Networks LANs due to its high bandwidth, ease of use, and low cost. Until recently, its success in LANs has not translated to communications networks due to limitations in Ethernet's scalability, reliability, and manageability. With the latest developed standards and...; Tags: silicon, network, carrier, lightstorm networks, ethernet, network technology, networking; White papers 2008-04-01
Cisco Network Solutions for the Telco DCN: SONET/SDH OSI Environments: This paper is directed to Competitive Local Exchange Carriers CLECs, incumbent Local ExChange Carriers ILECs, and Post, Telephone and Telegraphs PTTs, collectively referred to as telcos short for telephone companies. This paper describes Cisco network solutions for transporting data between Synchronous Optical Network SONET and Synchronous Digital Hierarchy SDH and...; Tags: network solutions inc., operations support system, network, telecommunications company, sonet/sdh, cisco systems inc., networking, fiber optics, optical networking, telecom & utilities, telecommunications; White papers 2008-01-03
OCTPO - Cisco ONS SONET 15454 Turn Up, Test, Provisioning, Basic ML, and Operation Training v7.0: View Available Dates and LocationsThe Cisco ONS 15454 is a fast and powerful yet easy-to-use optical platform that lowers the cost and increases the efficiency of bandwidth delivery within optical transport networks. In this instructor-led course, you'll get hands-on training on a 6-node ONS 15454 system. Working...; Tags: provisioning, training, cisco systems inc., ethernet, networking; Training 2008-01-01
Telecommunications Fundamentals: View Available Dates and LocationsToday's telecommunications networks transport voice, data, and image traffic over a multitude of legacy and emerging technologies. This comprehensive course provides you with information on the structure, architecture, components, standards, and design of modern voice/telephony networks. You will learn how to evaluate...; Tags: network, metro ethernet, technology, ethernet, telephony, voip, networking, telecommunications, network technology, frame relay, telecom & utilities; Training 2008-01-01
Facebook launches its ad platform; Coca-Cola as friend?: Facebook launches its ad platform; Coca-Cola as friend?Marketers to users - get paid to use FacebookIf marketers want the right to spam me on Facebook or any other Sonet for that matter they should pay me. If my node on the Social Graph is worth some moolah to marketers,...; Tags: facebook, ad platform, advertisement, coca-cola co.; Discussion threads 2007-11-06
Public Multi-Vendor Carrier Ethernet Interoperability Test: A number of technologies are available today to carry Ethernet frames over xDSL lines, point-to-point radio links, PDH, SDH/Sonet and obviously fiber. Ethernet's ubiquity is one of the highlighted reasons for its success. A large number of service providers worldwide plan to upgrade, extend or exchange their metro aggregation networks...; Tags: interoperability, carrier, eantc, ethernet, network technology, networking; White papers 2007-09-01
OC-192c/STM-64c and 10 Gigabit Ethernet WAN PHY: The introduction of 10 Gigabit Ethernet (10 GbE) WAN PHY into the IP/Ethernet networking community has led to confusion over the applicability between 10 GbE WAN PHY and OC-192c/STM-64 interfaces. Both of these interfaces support transmission at 9.6 Gbps, support SONET/SDH framing, and can be connected to SONET/SDH ADM or...; Tags: force10 networks inc., 10-gigabit ethernet, sonet/sdh, ethernet, wans, network technology, optical networking, networking, fiber optics, telecommunications; White papers 2007-08-01
Ethernet as Transport Technology of Choice in Campus Ring Environments: The demand for more bandwidth is clearly driven by IP-based applications and consequently service providers are looking at infrastructures best support such applications. It has become clear that a packet-centric infrastructure is preferred and it is therefore displacing technologies like SONET, ATM and Frame Relay due to the high cost...; Tags: network, environment, integrated photonics technology, campus network, ethernet, network technology, networking; White papers 2007-07-25
Extending the Substation LAN Beyond Substation Boundaries: Current Capabilities and Potential New Protection Applications of Wide-Area Ethernet: Ethernet-based Local Area Networks LANs have become an indispensable tool that promises to revolutionize power system communications. Advances in Ethernet-based technology have taken this industry from shared 10 Mbps LAN segments to switched 100 Mbps LANs followed by 1 Gbps backbones for Metropolitan Area Networks MANs and more recently 10...; Tags: ethernet, wans, network technology, networking; White papers 2007-06-07
Cass Cable TV, Inc., Deploys the MSP-10GE for Data and Video Transport: Cass Cable TV, Inc., needed to extend its service offering of Internet access and Digital Video to its subscriber base. The options were to expand the existing SONET infrastructure or transition to a next generation packet-centric transport platform with bandwidth efficient support for all the services. Maintaining network reliability and...; Tags: video, integrated photonics technology, corporate communications, fiber optics, strategy, networking, marketing, telecommunications, management; Case studies 2007-03-09
Advanced Intelligence in Cisco Multiservice Transport Product: The advent of Reconfigurable Optical Add/Drop Multiplexer ROADM technology and mesh optical networks challenges the operating model for transport service providers, with SONET/SDH moving to the edge and even being replaced by Layer 2 and Layer 3 traffic. Traditional point-to-point Wavelength-Division Multiplexing WDM becomes complex all-optical networking, eliminating the need...; Tags: sonet/sdh, cisco systems inc., optical networking, fiber optics, networking, telecommunications; White papers 2007-01-01
Nortel Network Case Study: Lehigh Valley Hospital - Optical Backbone: Founded in 1899 as Allentown Hospital, today Lehigh Valley Hospital and Health Network LVHHN is one of the largest and oldest teaching facilities in Pennsylvania. Lehigh Valley Hospital and Health Network recognizes the wealth of new modalities and technology available to support advancements in patient care including PACS (picture archiving...; Tags: backbone, digital imaging, hospital, network, nortel networks corp., healthcare, data centers, vertical industries, networking, storage, hardware, data management, enterprise software, software; Case studies 2007-01-01
Cost Comparison Between IP-Over-DWDM and Other Core Transport Architectures: Cisco recommends an alternative architecture called IP over DWDM, which eliminates the need for Optical to Electrical to Optical OEO conversion equipment between the router and the optical layer including both transponders and SONET gear by combining DWDM router interfaces with an optically switched DWDM layer. This streamlined core architecture...; Tags: router, dwdm, cisco systems inc., architecture, optical networking, networking, routers & switches; White papers 2007-01-01