Network Management Strategies for the CIO
Email Alerts
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Harvesting business intelligence with network monitoring tools
Network technologies and architectures are rapidly changing due to a wide range of innovations from software-defined networking to gigabit wireless. It can be difficult for IT managers to know when to invest. The first step is to investigate the tech... E-Zine
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WAN optimization policy goes deep
The nature of the branch office is changing. Previously, branch offices were small remote sites with groups of workers that had a single focus, such as sales or customer support. Generally these workers accessed the same narrow set of applications. B... E-Zine
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Network Innovation competition: Plexxi Inc.
Plexxi Inc. is this month's recipient of SearchNetworking's Network Innovation Award for creating its innovative networking framework. Feature
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What is Ethernet-dedicated Internet?
Ethernet-dedicated Internet is a continuous, high-bandwidth way for enterprises to connect their LANs to the public Internet and to streamline the performance of their WAN. Feature
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WAN optimization policy goes deep: Think, user, time, location
IT teams are setting WAN optimization policy that takes into account user, location and application type. Feature
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WAN security vendor: To go network hardware provider or third-party?
Network hardware providers and third-party vendors have very different WAN security offerings. How do you choose? Feature
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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
- See more Essential Knowledge on Network Design
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Networking blogs: CCIE exam advice, integrating the overlay network
In this week's blog roundup, get CCIE exam study tips, find out how CISOs can keep control of IT, and learn more about integrating overlay networking. Fast Packet | 27 Jun 2013
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Facebook talks about Open Compute's open source switch project
Facebook execs Frank Frankovsky and Najam Ahmad discuss why Open Compute is designing a switch that's open source. News | 28 May 2013
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Troubleshooting network problems with good governance and design
Packet loss, oversubscription, unpatched and inconsistent switch software still plague enterprise networks. Find out how engineers are fighting back. News | 17 May 2013
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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
- See more News on Network Design
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Can you miss the emerging network technology investment boat?
New technologies like SDN and gigabit wireless are exciting, but how do you know when they’re mature enough for a network technology investment? Column
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The new WAN: Virtualization, user-aware optimization, and more
In the new WAN, we’ll see the rise of WAN virtualization, user-aware optimization and a move toward hosted WAN services. Opinion
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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
- See more Tips on Network Design
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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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ITU X.225 (ISO 8327)
ITU X.225 (also known as ISO 8327) is a connection-oriented session layer protocol in the Open Systems Interconnection (OSI) model. The ITU X.225 protocol specification is a recommendation of the International Telecommunication Union (ITU). 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
- See more Definitions on Network Design
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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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Can you miss the emerging network technology investment boat?
New technologies like SDN and gigabit wireless are exciting, but how do you know when they’re mature enough for a network technology investment? Column
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Harvesting business intelligence with network monitoring tools
Network technologies and architectures are rapidly changing due to a wide range of innovations from software-defined networking to gigabit wireless. It can be difficult for IT managers to know when to invest. The first step is to investigate the tech... E-Zine
-
Network Innovation competition: Plexxi Inc.
Plexxi Inc. is this month's recipient of SearchNetworking's Network Innovation Award for creating its innovative networking framework. Feature
-
ITU X.225 (ISO 8327)
ITU X.225 (also known as ISO 8327) is a connection-oriented session layer protocol in the Open Systems Interconnection (OSI) model. The ITU X.225 protocol specification is a recommendation of the International Telecommunication Union (ITU). Definition
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Networking blogs: CCIE exam advice, integrating the overlay network
In this week's blog roundup, get CCIE exam study tips, find out how CISOs can keep control of IT, and learn more about integrating overlay networking. Fast Packet
-
What is Ethernet-dedicated Internet?
Ethernet-dedicated Internet is a continuous, high-bandwidth way for enterprises to connect their LANs to the public Internet and to streamline the performance of their WAN. Feature
-
WAN optimization policy goes deep: Think, user, time, location
IT teams are setting WAN optimization policy that takes into account user, location and application type. Feature
-
The new WAN: Virtualization, user-aware optimization, and more
In the new WAN, we’ll see the rise of WAN virtualization, user-aware optimization and a move toward hosted WAN services. Opinion
-
WAN optimization policy goes deep
The nature of the branch office is changing. Previously, branch offices were small remote sites with groups of workers that had a single focus, such as sales or customer support. Generally these workers accessed the same narrow set of applications. B... E-Zine
-
WAN security vendor: To go network hardware provider or third-party?
Network hardware providers and third-party vendors have very different WAN security offerings. How do you choose? Feature
- 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.