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Bandwidth Estimation: Metrics, Measurement Techniques, and Tools
White Papers In a packet network, the terms "Bandwidth" or "Throughput" often characterize the amount of data that the network can transfer per unit of time. Bandwidth estimation is of interest to users wishing to optimize end-to-end transport performance...
[July 8, 2008, 1:01]
Bandwidth - How Much Is Enough?
White Papers Bandwidth refers to the amount of information that can be carried in a given time period (usually a second) over a wired or wireless communication link. In digital systems, bandwidth is expressed as bits per second (bps).
[July 8, 2008, 1:01]
Storage Is Cheap, Bandwidth Is Not
White Papers This webcast presents ways to leverage inexpensive storage and advanced information delivery technology to significantly reduce the cost of supporting branch offices, specifically the cost associated with the necessary IT expertise and WAN bandwidth.
[January 4, 2007, 17:55]
Bandwidth on Demand Services for European Research and Education Networks
White Papers The Joint Research Activity 3 of the European project GN2 aims to specify and develop a prototype for a Bandwidth on Demand service destined to operate in a multi-domain environment using heterogeneous transmission technologies.
[July 11, 2008, 1:02]
Bandwidth Profiles for Ethernet Services
White Papers This paper provides a comprehensive technical overview of bandwidth profiles for Ethernet services, based on the work of the Metro Ethernet Forum (MEF) Technical Committee. The paper is intended to help buyers, users, providers of Ethernet services...
[July 8, 2008, 1:01]
Bandwidth Provisioning in Infrastructure-Based Wireless Networks Employing Directional Antennas
White Papers Motivated by the widespread proliferation of wireless networks employing directional antennas, the paper study the problem of provisioning bandwidth in such networks. Given a set of subscribers and one or more access points possessing directional...
[August 10, 2007, 11:08]
Bandwidth Estimation in Wireless LANs for Multimedia Streaming Services
White Papers The popularity of multimedia streaming services via wireless networks presents major challenges in the management of network bandwidth. One challenge is to quickly and precisely estimate the available bandwidth for the decision of streaming rates...
[August 10, 2007, 10:41]
Bandwidth and Power Allocation for Cooperative Strategies in Gaussian Relay Networks
White Papers Motivated by applications in sensor networks, they consider power-constrained networks with large bandwidth resources and a large number of nodes. They show that the AF strategy does not necessarily benefit from the large available bandwidth.
[September 10, 2008, 0:00]
Bandwidth and Latency: Their Changing Impact on Performance
White Papers Bandwidth and latency are familiar topics for IT. The paper examines their impact on response time from a performance analysis perspective and sheds some new light on how to manage the bandwidth imbalance at different devices and the imbalance...
[July 8, 2008, 1:01]
Bandwidth Allocation With Half-Duplex Stations in IEEE 802.16 Wireless Networks
White Papers That is to say, access to the medium by a number of Subscriber Stations (SSs) is centrally controlled by one Base Station (BS), which is responsible for allocating bandwidth to several MAC connections in order to provide them with the negotiated...
[April 23, 2009, 1:24]
Bandwidth Versus Storage Trade-Off in a Content Distribution Network and a Single Server System
White Papers The trade-off between storage (CDN system) and bandwidth (upgraded single server system) is investigated by comparing the average client-perceived response times of both solutions. CDN architectures are recently being deployed to lower the client...
[September 10, 2008, 0:00]
Bandwidth Broker Extension for Optimal Resource Management
White Papers Bandwidth Broker (BB), resource manager of differentiated services domain cannot provide Per Domain Behavior (PDB) attribute information to customers and neighboring domains at the time of Service Level Agreement (SLA) negotiation.
[September 10, 2008, 0:00]
Bandwidth Constrained IP Multicast Traffic Engineering Without MPLS Overlay
White Papers This paper shifts away from this overlay approach and address the bandwidth constrained IP multicast TE directly based on link state IGP routing protocols. The objective is that, through plain PIM-SM shortest path routing with optimized Multi...
[June 25, 2008, 1:01]
Bandwidth Measurement in Wireless Networks
White Papers For active, probing-based bandwidth measurements performed on top of the unifying IP layer, it may seem reasonable to expect the measurement problem in wireless networks, such as ad-hoc networks, to be no different than the one in wired networks.
[September 20, 2008, 0:00]
Bandwidth-Enhanced Waste-Free Control Technique for Multi-Queue Network Buffers
White Papers With today's growing network line-rates, memory bandwidth is an essential constraint to build high-speed network buffers. They use parallel memory devices to increase the bandwidth. In high-speed network switches and routers, packet memories have...
[September 13, 2008, 0:00]
Bandwidth Sharing Network Design for Multi-Class Traffic
White Papers With the increasing commercial interest in supporting voice and multimedia services over the IP network there is a need for bandwidth guaranteed services. For example, guaranteeing the peak demand of VoIP traffic entails high costs in terms of...
[December 9, 2006, 0:00]
Bandwidth Aggregation, Teaming and Bonding
White Papers The increased use of Internet sharing combined with graphically rich web sites and multimedia applications have created a virtually insatiable demand for Internet access bandwidth. These users are actively seeking ways to increase their bandwidth...
[September 11, 2003, 0:00]
Bandwidth: Key Weapon in the Cable-Telco Battle for Subscribers
White Papers They had ample bandwidth to handle data and video services, and had no need to make serious upgrades to their systems, Customer Premise Equipment (CPE), or plants. This new specification offers a new competitive weapon in the cable arsenal as cable...
[September 10, 2008, 0:00]
Bandwidth demand shuts down film
News A film project that claims it's the first to let people watch a movie online while it's new in theatres closed Web admissions this weekend after failing to meet visitors' bandwidth demands. The bottleneck was (first) the limited bandwidth of the...
[September 9, 2003, 9:30]
Bandwidth and Gain Improvement of a Circularly Polarized Dual-Rhombic Loop Antenna
White Papers The bandwidth is enhanced by adding a pair of parasitic rhombic loops inside the dual-rhombic loop while the gain is increased with the help of a short backfire antenna. The addition of the parasitic elements leads to a bandwidth of 46% for axial...
[July 11, 2008, 1:02]
