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Corporate WANs get application speed boost
News Mainstream networking vendor Juniper Networks and niche player Silver Peak both released appliances this week aimed at reducing the load on organisations' wide area networks (WANs). The market for such offerings has rocketed in the past three years...
[October 20, 2006, 14:10]
Live Data Center Migration across WANs: A Robust Cooperative Context Aware Approach
White Papers This paper advocates a cooperative, context-aware approach to data center migration across WANs to deal with outages in a non-disruptive manner. A significant concern for Internet-based service providers is the continued operation and availability...
[April 26, 2008, 1:02]
Firms told: Optimise WANs before Longhorn
News Firms looking to optimise their wide area networks (WANs) should make a short-term investment in external units now rather than waiting for the next version of Windows Server, an analyst has claimed. Senior analyst Eric Siegel of the Burton Group...
[March 30, 2007, 12:26]
Cisco branches out for WANs
News Cisco is moving network storage to the branch office. The company on Tuesday announced a new series of products based on technology it acquired from a start-up called Actona. Until now, Cisco has aimed its SAN products at data centres, using...
[December 15, 2004, 12:45]
Converged Network Analyzer for Corporate WANs
White Papers Corporate WAN connectivity is one of the most basic - and visible - aspects of information technology. Providing reliable yet affordable corporate WAN connectivity is a particularly challenging task for most CIOs and Infrastructure VPs.
[December 1, 2005, 0:00]
Improving TCP Performance Over Wireless WANs Using TCP/IP-Friendly Link Layer
White Papers This paper proposes the use of a TCP/IP-friendly link level error recovery mechanism with novel design in conjunction with state-of-the-art Transmission Control Protocol (TCP) enhancements to improve TCP performance on network paths involving...
[December 27, 2007, 0:01]
A MIMO-OFDM Prototype for Next-Generation Wireless WANs
White Papers Coupled with a robust and efficient OFDM air interface, MIMO technologies lead to a very compelling high-speed data downlink solution for future wireless systems. This paper presents Nortel Networks' MIMO-OFDM concept prototype and measured...
[January 8, 2008, 1:37]
Build QoS Design Overview
White Papers This sample chapter, taken from End-to-End Qos Network Design: Quality of Service in LANs, WANs, and VPNs, provides an overview of the QoS design and deployment process. This sample chapter, taken from End-to-End Qos Network Design: Quality of...
[May 18, 2006, 1:00]
Integrated LAN-WAN Switching for High Speed Internet Access
White Papers TodayÂ’s technologies offer the ability to design a data communication environment based on switching technology that integrates LANs and WANs to achieve high performance, cost-effective networking solutions.
[August 14, 2009, 5:27]
IT pros get to grips with WAN reports
News Many companies now sell products that optimise companies' WANs. But it also says that non-Cisco-based WANs can be monitored with a more piecemeal approach. IT professionals are to be offered a tool to measure the efficiency of their wide area...
[July 24, 2007, 20:00]
Webcast: Why "Ethernet Everywhere" is Coming, and How it Must Be Secured
White Papers This ubiquitous and disruptive technology is now capable of meeting the long-range transport (up to 128 kilometers without regeneration), bandwidth (10+ Gbps), high-availability (99.999%), low-latency (55 milliseconds nation-wide) and security...
[April 20, 2006, 9:42]
Email and DNS issues and no customer support
Talkback If a week without email wans't bad enough they randomly reset all our dns entries on tuesday and we couldn't change them back again. Also our new Virtual Server complained about having no memory with only plesk running on it.
[January 26, 2007, 12:13]
Email and DNS issues and no customer support
Talkback If a week without email wans't bad enough they randomly reset all our dns entries on tuesday and we couldn't change them back again. Also our new Virtual Server complained about having no memory with only plesk running on it.
[January 26, 2007, 14:20]
Ethernet marches towards telecoms domination
News While its supporters claim that major telcos are dragging their feet to avoid losing valuable revenues from existing connectivity methods like leased lines, one analyst told NetEvents he wasn't convinced that firms really are desperate to use...
[October 13, 2003, 11:50]
Wireless Data Security
White Papers A major concern for many corporate users of wireless WANs is data security and how to protect data that is transmitted over these wireless networks. Wireless Wide Area Networks (WAN) are a popular method of wirelessly accessing data over the Internet.
[February 1, 2009, 3:10]
Delivering on the Promise of Ethernet: MEF Services Using Ciena's FlexSelect Architecture
White Papers Today's medium and large businesses are faced with seemingly never-ending requirements for greater and more economical bandwidth and more IP-friendly Metropolitan and Wide Area Networks (MANs/WANs). As a result, enterprises increasingly are turning...
[July 8, 2008, 1:01]
Distributed Systems Optimization: A Technology Primer White Paper
White Papers From file sharing to email, from web-based applications to storage, distributed systems and the wide area networks (WANs) they run on are a fundamental part of any business. Simply put, WANs pose a challenging environment for applications for a...
[March 3, 2006, 0:01]
Technical White Paper for VPLS
White Papers Through membership discovery, PW establishment and maintenance, and MAC-based address forwarding in the VSI, it interconnects LAN sites across WANs and thus interconnects the LANs geographically scattered via the Internet.
[October 1, 2008, 1:01]
Extending SAN Connectivity for EVA Storage
White Papers Routers and switches linking SANs over WANs are the current technologies that help IT managers protect valuable data over long distances to support business continuity with Continuous Access (CA), to consolidate islands of SANs, and to improve the...
[September 10, 2008, 0:00]
Transforming Telephony: Architectures for Convergence
White Papers The massive adoption of the TCP/IP protocol suite has brought together multiple network technologies, local and wide area networks (LANs and WANs), wired and wireless, public and private networks, and access to a near-infinite number of applications.
[February 3, 2005, 2:00]
