Network Management Strategies for the CIO
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Primer: A new generation of programmable ASICs
Programmable application-specific integrated circuits allow the data plane of switches to support new technologies, like software-defined networking. Feature
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Preparing for the 40 GbE migration
Transitioning from 10 Gigabit Ethernet to 40 GbE and beyond promises incredible network efficiency; this guide will help you plan the upgrade. guide
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Campus core switch comparison: How Cisco, HP, Juniper differentiate their switches
How do three top campus core Ethernet switch vendors Cisco, HP and Juniper differentiate their offerings? Feature
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How to plan for a campus core switch refresh: Basic requirements
Network architects and engineers discuss the features and functions they look for when planning a campus core upgrade. Feature
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Myth vs. reality: Some clarity about overlay networks
As new overlay networks gain momentum, some experts try to clear up several misconceptions about their performance and operational complexity. Feature
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Do SDN northbound APIs need standards?
The Open Networking Foundation talks about its northbound application programming interface (API) involvement and the lack-of-standards issue. Feature
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A primer on northbound APIs: Their role in a software-defined network
This primer explores the concept of SDN northbound APIs, their key benefits, who's using them and why. Primer
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Trends in networking 2012: Top ten Fast Packets
These top ten Fast Packets from SearchNetworking.com contributors and editors reflect on the most conversation-worthy networking trends in 2012. Feature
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SDN jobs: Skills network engineers should focus on
As SDN evolves, it'll be critical for networking pros to understand it. Find out which skills SDN jobs will require. Feature
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Will we ever need 400 Gigabit Ethernet enterprise networks?
With 40 and 100 Gigabit Ethernet so new, what could possibly drive the need for 400 Gigabit Ethernet in the enterprise? Hint: It’s not just the WAN. Feature
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Brocade: HyperEdge architecture simplifies campus networking
Brocade HyperEdge is now available for simpler campus networking, along with a campus switch refresh. News | 11 Apr 2013
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Cisco partner executed rapid network deployment for U.S. VP debate
Cisco partner Boice.net helped deploy a temporary network to support thousands of media and officials during last fall's vice presidential debate. News | 04 Mar 2013
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IP address management solutions: Overlay vs. replacement
IP address management (IPAM) solutions are generally considered low preference, but they can make enormous change for a little investment. Fast Packet | 20 Feb 2013
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What makes SDN and network virtualization matter? Campus network apps
SDN and network virtualization are touted as data center technologies, but they won't take off at the average enterprise until campus LAN apps emerge. Fast Packet | 08 Feb 2013
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Enterasys wireless: Elevating in-stadium experience for Patriots fans
Enterasys wireless LAN technology lit up Gillette Stadium for fans during the New England Patriots' 2012 season. News | 01 Feb 2013
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New Cisco ASIC has a programmable data plane
The new Cisco ASIC, Unified Access Data Plane, is a programmable chip that will accelerate product development across its campus switching products. News | 01 Feb 2013
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New Cisco Catalyst 3850 switch has integrated wireless LAN control
Cisco's new Catalyst 3850 is a wiring closet switch with integrated wireless LAN control built into its ASIC. News | 01 Feb 2013
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Cisco software business to double with help from Cisco SDN strategy
Executives Rob Lloyd and Pankaj Patel say the Cisco software business will double in five years, partly with help from the Cisco SDN strategy. News | 25 Jan 2013
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Juniper SDN strategy targets BGP and XMPP-based control, service chains
Juniper's SDN strategy focuses on centralizing the management and services planes of the network, and it partially centralizes the control plane. News | 17 Jan 2013
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TIP 2013: Big data and SDN headline Techs in Paradise conference
Internet2, APAN and ESnet will host 450 engineers at Techs in Paradise (TIP) 2013 where SDN and big data networking will take center stage. Q&A | 14 Jan 2013
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When NOT to Opt for Network as a Service
In this tip, networking expert Tom Nolle discusses how to determine when Network-as-a-Service (NaaS) is not the best option for your organization. Tip
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How to make Network as a Service a real option
Networking as a Service may be the future of networking, but virtual network overlay and device-based NaaS has challenges to solve first. Tip
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LAN disaster recovery solutions you may already have
LAN disaster recovery solutions can be costly, but you may already have the right technology in-house for backup and recovery. Tip
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Top 5 skills SDN vendors will be looking for
One of SDN's pioneers, Nick McKeown, offers his advice about the top skills for a job in software-defined networking. Feature
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Floodlight primer: An OpenFlow controller
In software-defined networks, engineers use Floodlight controllers to manage physical and virtual devices -- and each traffic flow running between them. Expert Tip
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Four virtual desktop infrastructure networking best practices
Networking pros must be brought into virtual desktop infrastructure projects during planning in order to implement VDI networking best practices. Expert Tip
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vSphere networking tools: Gaining control of virtualization
Growing server virtualization environments require engineers to learn vSphere networking intricacies, including vSwitch architecture and new CLI strategies. Tip
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Implementing Cisco Nexus 5500 as a core switch: Design considerations
The Cisco Nexus 5500 may be a better replacement for the Catalyst 6500 as a network core switch than the Nexus 7000, but there are design challenges to consider before investing. Tip
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Cisco Nexus 5500: A viable core switch for the midsized enterprise?
As virtualization and new storage arrays place greater demand on the network, engineers may find that the Cisco Nexus 5500 is a better core switch than the Cisco Catalyst 6509. Tip
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Network access security challenges: Mobility requires new strategies
With employees accessing core applications on personal devices, engineers are facing new network access security challenges that require intelligence on all components. Tip
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How cost-effective is top-of-rack switching?
Expert Carrie Higbie explains that top-of-rack switching may mean higher costs due to an oversubscription of ports that you don't need and can't use. Answer
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Blade server switches may ease density problems in the network
When trying to remove density in the network, using blade server switches may help solve the problem, as well as offer latency advantages. Expert Carrie Higbie weighs in. Answer
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Will 10GBASE-T switches eliminate copper cabling?
Is the rise of 10GBASE-T switches the end of using a copper cabling system in the network? Data Infrastructure expert, Carrie Higbie provides an answer. Answer
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Cisco switch configuration for a Cisco 3560 switch
Get configuration guidelines for a Cisco 3560 switch in this expert response. Answer
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Top-of-rack switches growth: Demise of copper structured cabling?
A push for top-of-rack switches in the data center may bring questions about the demise of copper structured cabling to surface. Expert Carrie Higbie puts these concerns to rest. Answer
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Performance routing solution may relieve network traffic issues
When facing issues with MPLS VPN services, such as slowness, outages and application timeouts, a performance routing solution may help improve Layer 3 VPN problems. Answer
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When military radar causes fixed broadband wireless interference
Military radar may cause fixed broadband wireless interference. This expert tip explains tests and ideas to check if this is the case and how to address this interference. Answer
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Network testing strategies for the enterprise: Meet the experts
SearchNetworking.com’s new experts, Tom Kunath and Andy Sholomon, discuss network testing strategies for the enterprise at Cisco Live 2011. Answer
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What network troubleshooting tools can I use to determine the cause of slow web page access?
Ask the Expert
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How do I access Windows Server 2003 remotely if I've lost my admin password?
Ask the Expert
- See more Expert Advice on Network Design
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plane (in networking)
A plane, in a networking context, is one of three integral components of a telecommunications architecture. These three elements -- the data plane, the control plane and the management plane – can be thought of as different areas of operations. Each ... Definition
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Google Fiber
Google Fiber is a project whose goal is to build a fiber optic communications infrastructure. Definition
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shortest path bridging
Shortest path bridging, or 802.1aq, is the IEEE’s specification for enabling multi-pathing in the data center. Shortest path bridging is similar conceptually to its IETF counterpart, Transparent Interconnection of Lots of Links (TRILL). Definition
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loose coupling
Loose coupling is a method of interconnecting the components in a system or network so that those components, also called elements, depend on each other to the least extent practicable... (Continued) Definition
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frequency modulation (FM)
Also see modulation and frequency-shift keying (FSK). Definition
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Broadband over Power Line (BPL)
Broadband over Power Line (BPL) is a technology that allows Internet data to be transmitted over utility power lines. Definition
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logical network
A logical network is one that appears to the user as a single, separate entity although it might in fact be either just a part of a larger network or an entity connecting multiple networks. A logical network is defined by its IP addressing scheme. Definition
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location-based service (LBS)
A location-based service (LBS) is a software application for a mobile device that requires knowledge about where the mobile device is located. Definition
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Internet Routing in Space (IRIS)
Internet Routing in Space in Space, also known as (IRIS), is a project being conducted by the U.S. Department of Defense to place an IP (Internet protocol) router on a geostationary satellite... (Continued) Definition
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master/slave
In computer networking, master/slave is a model for a communication protocol in which one device or process (known as the master) controls one or more other devices or processes (known as slaves). Definition
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Podcast: SDN and OpenFlow pitfalls and potential at TIP 2013
Executive editor Rivka Gewirtz Little reports live from Honolulu, where the latest news about SDN and OpenFlow creates buzz among TIP attendees. Podcast
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Enterprise network testing: What engineers forget to do
For reliable enterprise network testing, network engineers must test entire architectures as opposed to specific points on the network. Video
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Enterprise network testing: What engineers overlook
For reliable enterprise network testing, network engineers must test entire architectures as opposed to specific points on the network. Video
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Cisco CEO John Chambers promises to streamline
At Cisco Live 2011, Cisco CEO John Chambers promised to bring the company back to its core competency and streamline operations. Video
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Tips to secure your network against data theft
If you're looking for a new take on network security, listen to our three-part podcast series on preventing data theft and leakage with Christopher Burgess, author of the recent book, "Secrets Stolen, Fortunes Lost: Preventing Intellectual Property T... Podcast
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Power over Ethernet podcast
This podcast discusses the emergence of Power over Ethernet and its many benefits to enterprise networks. Is the technology ready yet for mainstream adoption? Is it ready yet for your network? Let's find out… Podcast
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When NOT to Opt for Network as a Service
In this tip, networking expert Tom Nolle discusses how to determine when Network-as-a-Service (NaaS) is not the best option for your organization. Tip
-
How to make Network as a Service a real option
Networking as a Service may be the future of networking, but virtual network overlay and device-based NaaS has challenges to solve first. Tip
-
Primer: A new generation of programmable ASICs
Programmable application-specific integrated circuits allow the data plane of switches to support new technologies, like software-defined networking. Feature
-
Brocade: HyperEdge architecture simplifies campus networking
Brocade HyperEdge is now available for simpler campus networking, along with a campus switch refresh. News
-
Preparing for the 40 GbE migration
Transitioning from 10 Gigabit Ethernet to 40 GbE and beyond promises incredible network efficiency; this guide will help you plan the upgrade. guide
-
Campus core switch comparison: How Cisco, HP, Juniper differentiate their switches
How do three top campus core Ethernet switch vendors Cisco, HP and Juniper differentiate their offerings? Feature
-
How to plan for a campus core switch refresh: Basic requirements
Network architects and engineers discuss the features and functions they look for when planning a campus core upgrade. Feature
-
Myth vs. reality: Some clarity about overlay networks
As new overlay networks gain momentum, some experts try to clear up several misconceptions about their performance and operational complexity. Feature
-
Cisco partner executed rapid network deployment for U.S. VP debate
Cisco partner Boice.net helped deploy a temporary network to support thousands of media and officials during last fall's vice presidential debate. News
-
IP address management solutions: Overlay vs. replacement
IP address management (IPAM) solutions are generally considered low preference, but they can make enormous change for a little investment. Fast Packet
- See more All on Network Design
About Network Design
Learn the basic architecture of an enterprise-class network, and ROI and TCO considerations for designing corporate networks. Our resources will help you save money on your network investment while showing you how to get the best performance and efficiency out of your network design. Green networking initiatives will also be covered in this section.