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Force10 Networks lays out 40 Gigabit Ethernet switching roadmap
Force10 Networks says the future of the data center is in 40 Gigabit Ethernet switching products. So at Interop Las Vegas 2010, Force10 Networks is launching its 40 Gigabit Ethernet product roadmap -- and a speed war. Never mind that it'll be a while... Slideshow
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Interop Las Vegas 2010: New Arista Networks 10 Gigabit Ethernet modular switch
Arista Networks may be known for its top-of-rack switches, but now it's releasing its first Arista Networks 10 Gigabit Ethernet modular switch. The new Arista Networks 10 Gigabit Ethernet modular switch promises super speed and low power consumption,... Slideshow
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Interop Las Vegas 2010: Special news coverage
Keep up with what's happening at Interop Las Vegas 2010 in this conference coverage. Read about data center networks and convergence, networking for server virtualization, network virtualization, unified communications, wireless LAN and WAN performan... Special News Coverage
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IP network design guide: Managing an IP-based network
Network design underlies the performance of your enterprise IP network. This four part guide by Cormac Long offers you a comprehensive roadmap to designing IP-based networks, from the basic principles involved to the more complex finishing touches. Learning Guide
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2010 predictions: What IT trend affects network project management?
Network project management expert Carrie Higbie gives her 2010 prediction in this podcast. Learn what IT trend will affect networking infrastructure and project managers this year. Slideshow
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2010 predictions: What routing/switching trend will affect networking?
Our routing and switching expert defines IT trends networking pros in design and architecture should be asking for their businesses in this 2010 predictions piece. Slideshow
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Cloud computing networks: Architecture goes flat?
Vendors went wild marketing cloud computing network components and flat architecture in 2009, expecting enterprise hybrid cloud services to take off at rapid pace in coming years. Slideshow
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Network evaluation and roadmap
This chapter shows you how to perform an impact analysis to evaluate bandwidth and processing needs and develop a roadmap for an architecture that will fulfill your requirements. E-Book
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The essential guide for upgrading your network
This e-book explores the challenges, best practices and technologies for responding to the shortcomings of today's network, as well as future-proofing for tomorrow's challenges. E-Book
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Virtualization and the network a hot topic at Interop
Virtualization is a hot topic among server guys and data center managers who are looking to reduce hardware spending and power consumption and to increase flexibility and agility in the data center. But this hot technology poses challenges to enterpr... Interop Las Vegas 2008 ex
- See More: Essential Knowledge on Network Design
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Integrating Juniper QFabric into your existing data center network
In this video, learn how to integrate Juniper QFabric into existing data center architecture, taking into account the issues that can be associated with the technology. News | 09 Feb 2012
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Network technology trends 2012: Out-of-band management and DevOps
F5 Networks’ technology evangelist Lori MacVittie shares her take on network technology trends in 2012, including the return of the out-of-band management network. Q&A | 15 Dec 2011
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Cisco attacks HP on network hardware total cost of ownership claims
In a new total cost of ownership (TCO) study, Cisco says HP’s lower prices on network hardware don’t matter. Cisco’s superior quality and features pays you back, it says. News | 20 Oct 2011
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BYOD boosts wireless LAN market, forces WLAN design
Smartphones and tablets are flooding wireless LANs with new traffic, forcing WLAN design changes and driving new WLAN equipment sales. News | 05 Oct 2011
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Virtual Extensible LAN: Awesome or braindead?
Is the VXLAN standard just another way to rid the virtual environment of pesky network engineers? Is it actually better than VLANs? Fast Packet blogger Ivan Pepelnjak explains. Fast Packet | 22 Sep 2011
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Unified network management planning: Integrating wired and wireless
To deploy unified network management, enterprises must look at the current network infrastructure, how users connect to the network and possibly embracing platforms like the cloud. News | 12 Sep 2011
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Mortgage lender taps HP TippingPoint for virtualization security
One mortgage firm installed HP TippingPoint vController to extend the virtualization security capabilities of its intrusion protection system. News | 12 Sep 2011
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Data center network testing solutions: New channel opps emerge
Channel partners have long offered enterprise network testing as a service, but now data center network testing offers even more possibilities for a wider portfolio. Feature | 22 Aug 2011
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Is CG-NAT the short-term answer to IPv4 exhaustion?
IPv4 exhaustion has arrived, but IPv6 is not ready for primetime. Will ISPs and enterprises find a short-term solution in CG-NAT infrastructure? Fast Packet | 12 Aug 2011
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Cisco Live 2011 Las Vegas: Nexus and Catalyst under one roof
At Cisco Live 2011 Las Vegas, Cisco said it will condense business units. That means Nexus and Catalyst switching lines will live in the same unit. Which one will get the R&D cash? Fast Packet | 22 Jul 2011
- See More: News on Network Design
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Converged storage networking for virtual desktop infrastructure
Implementing FCoE converged networking for virtual desktop infrastructure can mean managing one network instead of two, but there are complications to consider. Tip
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Private cloud network VLAN problems: Is OpenFlow the answer?
In order to create dynamic private cloud networks, engineers will turn to software-defined networking and control planes that integrate virtual and physical switching. Tip
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Hadoop enables distributed ‘big data’ processing across clouds
The Hadoop framework enables distributed “big data” processing across servers that can improve application performance and offer up redundancy. Tip
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Network energy efficiency starts in the LAN closet
Many look to data center servers and storage to cut power use, but network energy efficiency can start inside the LAN closet with switches, routers and security devices. Tip
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Dynamic core network services: DNS and DHCP for virtualization
Without dynamic core network services, virtualization will be stalled. Dynamic DNS and DHCP, as well as IPAM, are necessary to manage the constantly changing addresses and configuration in a virtualized environment. Tip
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vSphere VLAN: Understanding 802.1Q VLAN tagging
vSphere VLANs have requirements different from those of VLANs in physical environments because VMs are fluid and can't be assigned to one physical NIC. So 802.1Q VLAN tagging offers a new approach to configuring and managing VLANs in vSphere. Tip
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How to optimize Ethernet for data center networks
It will take time for super-fast data center Ethernet technologies to evolve, so managers of data center networks must optimize existing Ethernet through a series of strategies that range from choosing very large switches to isolating storage network... Tip
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LAN edge switch security functions: Switch ACLs; filtering port traffic
LAN edge switch security functions enable network administrators to use switch access control lists (ACLs) to filter incoming and outgoing traffic, as well as port-level traffic filtering and VLAN management for a more in-depth approach to LAN securi... Tip
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Benchmarking core switches: Modeling techniques for switch testing
When it comes to benchmarking core switches, network managers find that testing tools are costly, so it may be worth using switch traffic modeling for testing core switch performance. Tip
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Testing 10 gigabit Ethernet switch latency: What to look for
Testing 10 Gigabit Ethernet switches means going beyond just speed to examine potential latency. Testing 10 gigabit Ethernet switch latency requires choosing the right switches and testing tools and recreating your track flow in just the right way. Tip
- See More: Tips on Network Design
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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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How does Active Directory for Cisco ACS work?
Ask the Expert
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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
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Frame relay vs. ATM networks: What's the difference?
Want to know the difference between frame relay and ATM networks? Find out in this expert response. Ask the Expert
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How can I increase throughput on my wireless mesh network?
We have installed a wireless mesh network that connects two access points (APs) to mesh nodes that are mounted at 25 meters high on 23 light poles. Poles are distributed around a container yard that measures 650 meters by 1,000 meters. There are six ... Ask the Expert
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How important are network infrastructure maps for engineers or admins?
Our network administration expert explains how important it is for an IT admin or engineer to have a network infrastructure map, in this response. Ask the Expert
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How do you calculate ROI costs for an IPv6 implementation/migration?
Calculating the return on investment (ROI) and the cost of your IPv6 network migration depends on the factors our expert describes in this response. Ask the Expert
- See More: Expert Advice on Network Design
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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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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. Word
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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) Word
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master
Word
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master/slave
Word
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daisy chain
A daisy chain is an interconnection of computer devices, peripherals, or network nodes in series, one after another. It is the computer equivalent of a series electrical circuit. Word
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forest-and-tree model
The forest-and-tree model is a logical structure for interconnecting multiple network domains in Windows 2000 and later operating systems. Word
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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. Word
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bus network
Word
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mesh network
A mesh network is a local area network (LAN) that employs one of two connection arrangements, full mesh topology or partial mesh topology. Word
- See More: Definitions on Network Design
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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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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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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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Integrating Juniper QFabric into your existing data center network
In this video, learn how to integrate Juniper QFabric into existing data center architecture, taking into account the issues that can be associated with the technology. News
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Converged storage networking for virtual desktop infrastructure
Implementing FCoE converged networking for virtual desktop infrastructure can mean managing one network instead of two, but there are complications to consider. Tip
-
Private cloud network VLAN problems: Is OpenFlow the answer?
In order to create dynamic private cloud networks, engineers will turn to software-defined networking and control planes that integrate virtual and physical switching. Tip
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The application tier of a software-defined networking architecture
In a software-defined networking architecture, controller-based OpenFlow applications could deliver highly scalable, efficient and manageable network services. Feature
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Network technology trends 2012: Out-of-band management and DevOps
F5 Networks’ technology evangelist Lori MacVittie shares her take on network technology trends in 2012, including the return of the out-of-band management network. Q&A
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Hadoop enables distributed ‘big data’ processing across clouds
The Hadoop framework enables distributed “big data” processing across servers that can improve application performance and offer up redundancy. Tip
-
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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Cisco attacks HP on network hardware total cost of ownership claims
In a new total cost of ownership (TCO) study, Cisco says HP’s lower prices on network hardware don’t matter. Cisco’s superior quality and features pays you back, it says. News
-
BYOD boosts wireless LAN market, forces WLAN design
Smartphones and tablets are flooding wireless LANs with new traffic, forcing WLAN design changes and driving new WLAN equipment sales. News
-
Virtual Extensible LAN: Awesome or braindead?
Is the VXLAN standard just another way to rid the virtual environment of pesky network engineers? Is it actually better than VLANs? Fast Packet blogger Ivan Pepelnjak explains. 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.