12 Resources for

packet-switching

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Gain Uniformity Optimization of SOA-Based Optical Packet Switching Nodes for Performance and Scalability Improvements: A design methodology is proposed in this paper that can potentially provide effective bandwidth and scalability improvements to optical packet switching environments utilizing semiconductor optical amplifiers as broadcast-and-select switching elements. The design achieves added uniformity in the nodal gain-loss spectrum. The methodology is tested and verified using a commercial device...; Tags: Performance, Optimization, Packet-switching, Scalability, SOA, Optical Society Of America, Design Methodology, Network Technology, Networking; White papers 2007-09-01
The VoIP security/performance trade-off: If you're considering a switch to VoIP, you may bewondering, "What about security issues?" You know that VoIP uses theInternet in most cases to transmit calls, and news of Internet securitybreaches are in the news every day. We discussed how common IP security issuesapply to VoIP and some of the...; Tags: Deb Shinder, latency, packet-switching, performance, security, VoIP; Technical articles 2006-10-20
Linux Multilayer Switching With LiSA: LiSA stands for Linux Switching Appliance. It's an entirely open-source project that aims at delivering a cheap and efficient solution to small-sized networks. LiSA implements both Layer 2 and Layer 3 packet switching. At the same time, it has advanced configuration and monitoring features. Based on the Linux Operating System,...; Tags: Packet-switching, Monitoring, LiSA, Linux, UNIX, Open Source, Operating Systems, Network Technology, Software, Networking; White papers 2006-05-18
Dynamic Injection Control Module for Optical Packet Switching Fabrics: 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. The insertion of OPS networks to alleviate the electronic bottleneck has been proposed for a range of systems including core routers, local- and...; Tags: Packet, Network, Packet-switching, Columbia University, High-performance Computing, Cloud Computing, Leadership, Networking, Management; White papers 2005-10-27
Geek Trivia: They say it's your birthday: On what date did the first communication between two router-linked computers occur? Editor's note: The Trivia Geek is out for some extended dorkification at his local science-fiction convention, but we couldn't let the 10th anniversary of Windows 95 pass by without comment. Thus, we've pulled this...; Tags: Internet, Jay Garmon, Network technology, NETWORKING, computer, router, Geek Trivia Newsletter, University Of California At Los Angeles, TechRepublic Inc., Nuclear Energy, Birthday, Packet-switching, Editor, Power Reactor, Productivity; Technical articles 2005-08-23

The death and rebirth of the central office: Central offices full of huge analog circuit switches are giving way to packet-switching technology and Voice over Internet Protocol or VoIP. As Tim Landgrave explains, this will have huge benefits for small businesses.Since the inception of the phone system, companies like AT&T have built large central offices COs to house...; Tags: Network technology, Telecom & Utilities, Telephony, TELECOMMUNICATIONS, NETWORKING, e Advantage, NG-CLEC, phone, circuit-switching, packet-switching, central office, VoIP, voice conversation, network; Technical articles 2001-01-18
Preamble Delaying Label Update Mechanism for Self-Routed Optical Packet Switching Nerks: Optical Packet Switching OPS is a promising technology for increasing Internet capacity. It provides advantages of both optical networking and packet switching, such as elimination of Optical-Electrical-Optical OEO conversions and efficient link utilization. However, packet switching, which is based on the store-and-forwarding mechanism used in the current Internet, is difficult...; Tags: Packet-switching, University Of Tokyo, Optical Packet Switching, Network Technology, Networking; White papers 2007-10-15
Optically Controlled 2×2 Switching Cell for Packet-Switched Networks: All-optical packet-switching eliminates the need for optical-electrical conversion and are ideal for high speed networks of the future. However, owing to the lack of optical random access memory and limited optical signal processing power available, progresses in all-optical packet-switching have been very slow. Recently, by using the multimode injection locking...; Tags: Network, Packet-switching, Packet-switched Network, Cell, Optical Society Of America, All-optical Packet-switching, Network Technology, Networking; White papers 2006-06-02
Dynamic Power Considerations in a Complete 12 x 12 Optical Packet Switching Network: High-performance computing systems require interconnection networks with extremely high throughput and low latency in order to route messages between thousands of processor and memory elements. Optical Packet Switching OPS fabrics offer a potentially viable solution to this requirement, owing to the ability of fiber-optic components and systems to carry many...; Tags: Latency, Packet-switching, Fiber-optics, IEEE, Fiber Optics, Optical Networking, Network Technology, Telecommunications, Networking; White papers 2005-11-01
Optical Buffering and Switching for Optical Packet Switching: This paper describes the design and initial results of an all-optical buffered 40 Gb/s packet switch. Dynamic packet forwarding is illustrated and specific attention is directed to buffering. The paper assesses the challenges in meeting the requirements for optical buffering devices. Slow light and delay line buffering approaches are described...; Tags: Packet-switching, University Of California, Routers & Switches, Network Technology, Networking; White papers 2006-09-13
Optical Flow Switching: In the early days of the Internet, the most precious resource was long-haul transmission capacity. Thus, the packet switching architecture was designed to use this resource as efficiently as possible. With the ubiquitous deployment of WDM in core networks in the last few years, long-haul transmission is now cheaper than...; Tags: Packet-switching, Massachusetts Institute Of Technology, Optical Fiber, Fiber Optics, Optical Networking, Network Technology, Networking, Telecommunications; White papers 2006-12-12
Packet-Switching Network-on-Chip Features Exploration and Characterization: The era of bus-dominated communication architectures for SoCs might end soon: the increasing number of cores used on a single die used in response to the power-hungry applications tends to make SoC designs more and more communication-centric. Communication structure synthesis is an increasingly challenging problem; bus-based structures are still leading...; Tags: Packet-switching, Hardware, Network Technology, Networking; White papers 2006-04-28

Additional Resources

Utilizing Path Diversity in Optical Packet Switched Interconnection Networks: 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. A SPINet switching fabric is comprised of a set of wideband 2×2 photonic switching nodes organized in a Multistage Interconnection Network MIN. Semiconductor...; Tags: Network, High-performance Computing, High-performance, Optical Society Of America, Semiconductor Optical Amplifier, Cloud Computing, Leadership, Management; White papers 2006-10-03
A VLAN Ethernet Backplane for Distributed Network Systems: In a network system, such as a router or a switch, it is difficult to achieve flexibility and performance at the same time. This paper proposes an architecture that consists of network processors for packet processing and a VLAN-based Ethernet backplane for switching. This allows to use flexible network processors...; Tags: Network, Backplane, Distributed Network, VLAN, University Of Gottingen, LANs, Ethernet, Networking; White papers 2007-04-02
Dynamic Issues in MPLS Service Restoration: Packet loss and reordering are the most significant negative effects resulting from protection switching. In conventional MPLS networks, the detection and retransmission of out-of-order or lost packets is left to the higher layers, which in effect, degrades the overall performance. This paper proposes a signaling mechanism to minimize the impact...; Tags: MPLS, University Of New Hampshire, Signaling Protocol, Network Technology, Networking; White papers 2008-01-01
Multiple-Hop Routing in Ultrafast All-Optical Packet Switching Network Using Multiple PPM Routing Tables: This paper presents the modeling and simulation of multiple-hop routing in ultra fast all-optical packet switching based routers employing multiple Pulse Position Modulation PPM formatted routing table. In multiple PPM Routing Tables PPRTs with reduced entry length, only a subset of the header address is converted into a PPM format...; Tags: IEEE, Research & Development, Network Technology, Routers & Switches, Business Operations, Networking; White papers 2008-02-22
packet analyzation: hi,i dont know more java programming.so, can you please send code for packet capturing and analyzing the data in the packet i.e., the total payload in the packet,packet number.,source address, destination address...pls reply me as soon as possible.; Tags: sandhyarani_cheepi@...; Discussion threads 2006-12-28
Multi-Layer Network Design With Multicast Traffic and Statistical Multiplexing: The new packet services and applications are radically changing not only traffic demands but also the architecture of transport networks. Adding packet layer support into backbone nodes is considered an important opportunity by telecom carriers that want to integrate packet technologies of the access and metropolitan networks within their networks...; Tags: Network, Network Design, Networking, Network Administration; White papers 2007-07-27
Introduction to WAN Technologies: This document introduces the various protocols and technologies used in wide-area network WAN environments. Topics summarized here include point-to-point links, circuit switching, packet switching, virtual circuits, dialup services, and WAN devices. Chapters in Part III, "WAN Protocols," address specific technologies in more detail.; Tags: WANs, Network Technology, Networking; White papers 2002-02-20
On the Throughput-Cost Tradeoff of Multi-Tiered Optical Network Architectures: This paper conducts a throughput-cost study of several optical network architectures: Optical Flow Switching OFS, Tell-and-Go TaG, Electronic Packet Switching EPS, and Generalized MultiProtocol Label Switching GMPLS. The simple, multi-tiered optical network that the paper consider comprises two groups of users, each in a distinct Metropolitan-Area Network MAN, which wish...; Tags: Optical Network, Fiber Optics, Optical Networking, Networking, Telecommunications; White papers 2006-12-12

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