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Technology Brief: Carrier Vs. Enterprise Ethernet Silicon
White Papers With the latest developed standards and Ethernet products specifically built for carrier applications, Ethernet has begun to penetrate applications where TDM, ATM or SONET have been the prevalent solution for many years.
[July 8, 2008, 1:01]
Carrier-Grade J2EE as the Foundation of the Oracle SDP
White Papers The technology foundation for Oracle's Service Delivery Platform is the widely adopted industry standard Java EE (formerly known as J2EE) enhanced to be carrier-grade. As a result, a service provider that deploys the Oracle Service Delivery...
[August 17, 2007, 10:23]
Carrier-to-Noise Ratio in Cable Networks
White Papers Cable operators routinely measure carrier-to-noise ratio (CNR) as one means of characterizing the health of their cable networks. Government regulations require that cable networks meet certain minimum standards for analog television signal CNR.
[August 25, 2004, 10:33]
Carrier Service-Level Agreements
White Papers A service-level agreement (SLA) is an informal contract between a carrier and a customer that defines the terms of the carrier's responsibility to the customer and the type and extent of remuneration if those responsibilities are not met.
[August 14, 2003, 0:00]
Carrier-Class Softswitch Enables Service Provider to Deliver Advanced Hosted IP Communications
White Papers The company deployed Nortel for its solution and implemented Nortel Communication Server 2000 carrier IP multimedia soft-switch at iHub's data centre in London, supported by Nortel's technical consultancy service which was provided throughout the...
[June 25, 2008, 1:01]
Carrier Ethernet Is Ready for Expanding Ethernet Services: The US Out of Franchise Opportunity
White Papers Carrier Ethernet technology is a primary enabler for service integration at the edge of the network, facilitating the economic transport of Layer 2 and Layer 3 services. MPLS, as an enabling universal control plane, allows service providers to...
[November 9, 2005, 0:00]
HP OpenView TeMIP Provides Carrier With a Single Network-Management View That Enables Faster Problem Resolution and More Satisfied Customers
White Papers Embratel was created in 1965 as a state-owned company; the long-distance carrier and voice, data, and IP backbone was privatized and came under the control of MCI in 1998 until Telmex bought the company in late 2004.
[May 24, 2006, 0:00]
Mobile Terminal Positioning Using Data Symbols to Mitigate the Influence of Noise in Multi Carrier Modulation
White Papers In the positioning of multi carrier modulation, the location of the Mobile Terminal (MT) is estimated by using the correlation of the pilot symbol known to MT. This paper proposes a MT positioning method in which not only pilot symbols but also...
[April 18, 2007, 1:00]
Blind Carrier Frequency Offset Estimation in SISO, MIMO, and Multiuser OFDM Systems
White Papers Relying on a kurtosis-type criterion, a low-complexity blind carrier frequency offset (CFO) estimator is developed for orthogonal frequency-division multiplexing (OFDM) systems. The paper demonstrates analytically how identifiability and...
[March 30, 2005, 3:00]
Building the Carrier-Class IP Next-Generation Network
White Papers Carrier-class IP will become a fundamental requirement in the development of IP NGN and associated services. Illustrating how this might occur for a typical traditional service, a scenario is presented in which carrier-class telephony is migrated...
[March 16, 2009, 4:18]
Maximum-Likelihood Carrier Frequency Offset Estimation for OFDM Systems in Fading Channels
White Papers Carrier Frequency Offset (CFO) is a major contributor to the inter-carrier - interference in OFDM systems. This effect becomes more sever when compounded by the presence of Doppler fading in wireless channels.
[April 13, 2007, 1:01]
Public Multi-Vendor Carrier Ethernet Interoperability Test
White Papers Increased requirements for scalability and coverage, range of Ethernet services offered and competitive pricing force carriers to search for new solutions for their metro business services, residential triple play offerings and inter-carrier...
[July 4, 2008, 1:00]
Estimation of Carrier-Frequency Offset and Frequency-Selective Channels in MIMO OFDM Systems Using a Common Training Signal
White Papers This paper presents a common training signal design and corresponding estimation methods for carrier frequency offset and frequency-selective channels in MIMO OFDM systems. In designing the common training signal, a training signal structure which...
[April 13, 2007, 1:01]
Business Case for Carrier Ethernet Services
White Papers Carrier Ethernet services built on the Ethernet Line (E-Line) and Ethernet LAN (E-LAN) service types defined by the Metro Ethernet Forum (MEF) provide the foundation for service revenue growth. This paper describes the architectures and Cisco...
[March 16, 2009, 7:34]
OFDM Versus Single Carrier With Cyclic Prefix: A System-Based Comparison
White Papers This paper shows that for the same data rate, bandwidth and transmit power constraints Single-Carrier with Cyclic Prefix (SC-CP) allows the design of a more power efficient modem than OFDM and is therefore a better candidate for portable wireless...
[October 16, 2004, 0:00]
Revenue Assurance for Interconnect and Carrier Access Billing
White Papers Inter-carrier traffic represents one of the biggest sources of accounts payable, or accounts receivable for many carriers today, and the incredibly complex world of inter-carrier billing and settlement provides a hotbed of opportunities for fraud...
[May 12, 2007, 1:00]
Advanced Traffic Management for Carrier Ethernet Networks
White Papers The objective of this white paper is to highlight the requirement for hierarchical rate shaping in advanced carrier Ethernet networks. Differences between traffic shaping and traffic policing are considered along with models for two-tier and three...
[July 8, 2008, 1:01]
The Effectiveness of Carrier-Based Wireless Broadband: "The Clear Choice for Enterprises"
White Papers This paper discusses how carrier-based wireless broadband technology enhances the dynamic Enterprise business environment by providing a competitive edge to corporations that embrace broadband wireless mobility services and applications.
[August 4, 2009, 0:00]
KT Selects Cisco CRS-1 Carrier Routing System for Its KORNET Backbone Network
White Papers KT selected the Cisco CRS-1 Carrier Routing System as the company's KORNET backbone network solution. KT, Korea's incumbent telecommunication operator, was established in1981 and fully privatized in 2002.
[March 10, 2007, 0:00]
Cisco Carrier Ethernet Management
White Papers This paper introduces Cisco solutions that are available for managing Carrier Ethernet networks. It will help to determine the best solution based on their organization's size, requirements, and budget.
[June 13, 2008, 1:01]
