Email Alerts
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‘Computer Networks' PDF: Free chapter download
Download this free 'Computer Networks' PDF of Chapter 1, Foundation, to learn how both local and wide area networks (WANs) are no longer built solely to connect computers. Book chapter download
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Clarifying WAN virtualization, WAN aggregation and WAN optimization
What is WAN virtualization, and how does it compare with WAN aggregation and WAN optimization? Talari Networks founder Andy Gottlieb explains. Q&A
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Internet for WAN connectivity: Living with less manageability for now
As enterprises consider broadband Internet links for branch WAN connectivity, they will have to learn to live with less management and control, at least for now. Feature
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Branch networking: Comparing branch office routers
This comparison of branch office routers examines the features and functionality offered by leading branch networking vendors. Tutorial
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If unchecked, IPv6 extension headers may affect router performance
Pared down IPv6 packet headers were designed to help networking devices process data faster, but the presence of IPv6 extension headers may in fact harm router performance. Feature
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Mobile broadband/SSL VPN solution keeps police officers in the field
An Alabama police department mobilized its officers by creating a mobile broadband and SSL VPN solution, forgoing a costly private network installation. Feature
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Understanding MPLS IP VPN encryption
Does MPLS IP VPN encryption make your enterprise WAN secure? Read this explanation to understand MPLS virtual private network security basics. Tutorial
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A WAN manager’s guide to data center interconnect
Virtualization is changing the role of the WAN for data center interconnect. WAN managers need to understand and prepare for the new requirements for data center links. Tutorial
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Common WAN networking misconceptions for A+ exam test takers
In this Q&A with 'CompTIA A+ 220-701 and 220-702 Exam Cram' book author David Prowse, see what common misconceptions A+ exam takers have about WAN networking, VPNs and troubleshooting. Q&A
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2010 year in review: Top WAN feature stories
Security and bandwidth issues dominate our 2010 year in review of the top WAN feature stories on SearchEnterpriseWAN.com. While some traditional methods of bandwidth management are examined, new approaches to dealing with enterprise data and the loom... Feature
- See more Essential Knowledge on WAN network infrastructure
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Brace your wide area network (WAN) for application-layer issues
In this Q&A, 'Computer Networks' book co-author talks about the application-layer issues that are affecting today's wide area networks (WANs). Q&A | 29 Jun 2012
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Brocade: Some OpenFlow switches can't operate at line-rate speeds
While unveiling its WAN-focused software-defined networking strategy, Brocade revealed that competitors are selling OpenFlow switches that can't operate at line-rate speeds. News | 23 May 2012
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Should you redesign WAN architecture for cloud and UC?
Connecting to the cloud and supporting unified communication (UC) applications is forcing enterprises to redesign WAN architecture. News | 16 May 2012
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WAN optimization for the data center interconnect
When choosing a data center interconnect WAN optimization vendor, investigate its ability to support your incumbent storage vendor. Feature | 29 Mar 2012
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VoIP over WAN: Basic network considerations
With proper configuration and good system management, VoIP over WAN delivers good voice quality. News | 22 Feb 2012
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Riverbed Granite enables branch infrastructure consolidation
Riverbed Granite enables branch infrastructure consolidation with its edge-VSI architecture. You can finally eliminate those last branch-based servers. News | 14 Feb 2012
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Social media traffic requires new WAN architecture
Social media traffic continues to eat WAN bandwidth, as a report by Palo Alto Networks reveals. News | 25 Jan 2012
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Why Facebook is changing your WAN security strategy
WAN security becomes more about Internet security as enterprises develop business uses for social media, adopt SaaS and give branches direct access to the Internet. News | 30 Sep 2011
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Extending virtual networks over WANs: What a WAN manager needs to know
Kumar Reddy, author of “Network Virtualization,” discusses extending virtual networks over the WAN, providing necessary knowledge to a WAN manager. Q&A | 13 Sep 2011
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Cisco unveils new ISR model for enterprise M2M applications
Enterprise M2M applications are niche for now, but Cisco Systems has built a new ISR in anticipation of rapid growth in enterprise M2M communications. News | 24 Aug 2011
- See more News on WAN network infrastructure
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WAN Ethernet deployment tips
Use this checklist of WAN Ethernet deployment tips to ensure a smooth network transition. Tip
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MPLS advantages and disadvantages for WAN connectivity
MPLS advantages include reliability and quality of service (QoS) compared to other WAN connectivity options. Learn other pros and cons in this tip. Tip
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How to set up WAN simulators to test branch application performance
A wide area network (WAN) simulator is necessary for enterprise IT architects and engineers to ensure acceptable application performance to end users at branch offices. In this tip, learn how to set up any generic WAN simulator to conduct network per... Tip
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Mobile WAN routers: Comparison and considerations for your enterprise
If you have road warriors in your enterprise wide area network (WAN) workforce, you're probably worrying about exorbitant mobile broadband fees. Mobile WAN routers are a cost-effective alternative. Read this tip to learn when to use them in your ente... Tip
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WAN video conferencing network design requirements for QoS
To ensure high-quality video conferencing over your enterprise wide area network (WAN), you need to make sure you have enough bandwidth, among other things. Check out these WAN video conferencing network design configuration requirements before you e... Tip
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Futureproofing WAN optimization solutions: Keep an eye on activities
Once a WAN optimization strategy and solution has been implemented, the next step is to immediately plan for future changes and enhancements. For the most part, this means continually monitoring the activities and performance of the WAN long after th... Tip
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Redundant routers and network segmentation
This tip investigates a routing configuration using a router for each switch -- or redundant router architecture -- on the WAN, and discusses a common failure scenario that is somewhat difficult to defend against: a segmented network. Tip
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Redundancy on the WAN: Routers for backup circuits
When improving redundancy with a backup WAN circuit between two sites, the network architect must decide whether there should be two routers, with one for each circuit, or whether both circuits should plug into the same router. In this tip, Tom Lanca... Tip
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Configure WAN interfaces on a Layer 3 switch
Is it possible to configure WAN protocols on Layer 3 (L3) switches? Learn about L3 switching and how it reacts in a WAN environment in this tip by expert Puneet Mehta and Dr. David Hughes. Tip
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Windows-specific WAN accelerators
Learn about a new generation of WAN accelerator products, designed specifically for Microsoft Windows environments. Tip
- See more Tips on WAN network infrastructure
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Are active-active network configurations possible over MPLS?
Telecom expert Mike Jude explains how to create an active-active network configuration for load sharing and backup in an MPLS implementation, in this expert response. Answer
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enterprise WAN
An enterprise WAN is a corporate network that connects geographically dispersed users areas that could be anywhere in the world. Definition
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Wide Area Ethernet (WAE)
Wide Area Ethernet (WAE) or Ethernet WAN (also sometimes referred to as fiber or LAN extension service ) is a network carrier service that delivers high-speed wide area network (WAN) connectivity, utilizing Ethernet as the connection method. Positio... Definition
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wireless WAN (Wireless Wide Area Network)
A wireless WAN is a wide area network in which separate areas of coverage or cells are connected wirelessly to provide service to a large geographic area. Definition
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WAN (Wide Area Network)
A wide area network (WAN) is a geographically dispersed telecommunications network. The term distinguishes a broader telecommunication structure from a local area network (LAN). Definition
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Understand WAN virtualization deployment, maintenance
In this podcast, Victor Moreno, author of “Network Virtualization,” explains the basics of WAN virtualization, including its importance, preparations and challenges. Podcast
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Brace your wide area network (WAN) for application-layer issues
In this Q&A, 'Computer Networks' book co-author talks about the application-layer issues that are affecting today's wide area networks (WANs). Q&A
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Are active-active network configurations possible over MPLS?
Telecom expert Mike Jude explains how to create an active-active network configuration for load sharing and backup in an MPLS implementation, in this expert response. Answer
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‘Computer Networks' PDF: Free chapter download
Download this free 'Computer Networks' PDF of Chapter 1, Foundation, to learn how both local and wide area networks (WANs) are no longer built solely to connect computers. Book chapter download
-
WAN Ethernet deployment tips
Use this checklist of WAN Ethernet deployment tips to ensure a smooth network transition. Tip
-
MPLS advantages and disadvantages for WAN connectivity
MPLS advantages include reliability and quality of service (QoS) compared to other WAN connectivity options. Learn other pros and cons in this tip. Tip
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Brocade: Some OpenFlow switches can't operate at line-rate speeds
While unveiling its WAN-focused software-defined networking strategy, Brocade revealed that competitors are selling OpenFlow switches that can't operate at line-rate speeds. News
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Should you redesign WAN architecture for cloud and UC?
Connecting to the cloud and supporting unified communication (UC) applications is forcing enterprises to redesign WAN architecture. News
-
enterprise WAN
An enterprise WAN is a corporate network that connects geographically dispersed users areas that could be anywhere in the world. Definition
-
Clarifying WAN virtualization, WAN aggregation and WAN optimization
What is WAN virtualization, and how does it compare with WAN aggregation and WAN optimization? Talari Networks founder Andy Gottlieb explains. Q&A
-
WAN optimization for the data center interconnect
When choosing a data center interconnect WAN optimization vendor, investigate its ability to support your incumbent storage vendor. Feature
- See more All on WAN network infrastructure
About WAN network infrastructure
Network hardware gets more complicated every day. Our resources will help you evaluate and select routers and switches for the WAN, WAN optimization and acceleration gear, and remote office network equipment. Learn about the features and functions available from the major network equipment vendors and how to decide what's best for your network.