Network Management Strategies for the CIO
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Let the 40 Gigabit Ethernet migration begin
The need for capacity and speed explodes as network teams build private and hybrid clouds and deliver video throughout their campuses and branch offices. So even if they don’t need 40 GbE today, they’ll need to build networks that can be transitioned... E-Zine
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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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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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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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Network Hardware Resale moves beyond used network hardware
Network Hardware Resale has launched its own brand of optics and could move into developing its own switches to support software-defined networking. Fast Packet
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Cisco Nexus switches: Layer 2 configuration strategies
In this chapter, you'll learn the basics of Cisco Nexus switches and configuration of Layer 2 networking. Book Chapter
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Can Huawei enterprise shed its reputation as security time bomb?
Now that China's Huawei has secured U.S. distribution, it needs to earn the trust of enterprises. Can it shake the image of being a Chinese puppet? Feature
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40 Gigabit Ethernet in data center networks: Migration best practices
Next year 40 Gigabit Ethernet migration will begin in earnest. Learn how to introduce the technology to your data center network. Feature
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IPv4 to IPv6 migration: Test your knowledge for a smooth transition
Test your knowledge of IPv4 to IPv6 migration by viewing this video and taking the quiz that follows. Explore the requirements for IPv6 and potentially win a prize. Quiz
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Enterprise network testing: Best practices for developing a test lab
Enterprise network testing can minimize IT service outages, yet developing a test lab can bring up various issues. Knowing best practices for running a test facility is imperative. Book Chapter
- See more Essential Knowledge on Network Hardware
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Networking blogs: VMware home lab tips; reading BI, analytics market
This week, networking bloggers give tips for building a VMware home lab and discuss what Teradata's disappointing Q1 might indicate for the BI market. News | 09 May 2013
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The data center switch industry does not have a leader
Cisco may sell the most data center switches, but no single vision has emerged as the best way to build a data center fabric. Fast Packet | 12 Apr 2013
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Juniper launches MX-based EX9200 for data center and campus cores
Juniper offers 40 and 100Gigabit Ethernet and network programmability for campus and data center cores by rebranding the MX router as the EX9200 switch. News | 28 Mar 2013
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Networking blogs: Better BYOD policies, Aerohive updates HiveManager
In this networking blog roundup, learn why better BYOD policies are user-oriented, and find out what the HiveManager update means for WLAN security. Fast packet | 20 Mar 2013
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Network Innovation Award: Palo Alto Networks next-generation firewalls
Palo Alto has won the SearchNetworking Network Innovation Award for next-generation firewalls that work throughout campus and data center networks. News | 15 Mar 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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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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2013 Campus networking outlook: LANs finally unify wired and wireless
Forrester Research analyst Andre Kindness said campus LANs will finally have true unified wired and wireless infrastructure in 2013. News | 14 Jan 2013
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Q&A: Infoblox founder Stu Bailey on the SDN control plane
Infoblox considers itself a network control plane vendor. Founder Stu Bailey hints at the company's SDN control plane ambitions. News | 21 Nov 2012
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Catalyst 6500 upgrade: OpenFlow, LISP, next-gen VSS
Cisco will add new services to its Catalyst 6500 campus core switch, including OpenFlow, LISP and maybe fabric extenders. News | 24 Oct 2012
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QFX3500 vs. EX4550: Juniper's two top-of-rack switches
Juniper's QFX3500 and EX4550 are both capable 10 Gigabit Ethernet, top-of-rack switches. Deciding which to buy may mean choosing between traditional and fabric architectures. 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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LAN QoS: Access switches get intelligent for high-stakes applications
LAN QoS has become a necessity now that applications like video conferencing and IP telephony must be delivered beyond the desktop and onto the mobile device. 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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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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Choosing an edge switch: What to consider before you invest
Choosing an edge switch means considering a host of edge switch features that range from advanced security like IPS and malware-scanning to wireless LAN features like integrated access points and Power over Ethernet Plus. Tip
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Configuring LAN edge switches for network access authentication
Intelligent edge switches can play a role in network access authentication, but these functions are often overlooked. Tip
- See more Tips on Network Hardware
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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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How to compare Cisco vs. HP switches
There's been a lot of talk recently about Cisco vs. HP switches. Read this comparison to help you choose the best networking switch. 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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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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Linking an unmanaged switch and DHCP server
Unmanaged Linksys switches don't know where to send BootP and DHCP requests. Find out what to do to fix the problem of unmanaged switches and DHCP servers. Ask the Expert
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What is network infrastructure and what is a hybrid network?
Learn specific networking terms to help setup and choose a specific type of network infrastructure from a single proprietary company or a hybrid of vendors, from our expert Tessa Parmenter. Ask the Expert
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ISSU (in-service software upgrade)
An ISSU (in-service software upgrade) is a technique for updating software on a network device without taking that device offline and thereby disrupting network services. Definition
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carrier network
A carrier network is the proprietary network infrastructure belonging to a telecommunications service provider such as Verizon, AT&T or Sprint. Definition
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MHz
The megahertz, abbreviated MHz, is a unit of alternating current (AC) or electromagnetic (EM) wave frequency equal to one million hertz (1,000,000 Hz). Definition
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smart grid sensor
A smart grid sensor is a small, lightweight node that serves as a detection station in a sensor network. Definition
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smart meter
A smart meter is an Internet-capable device that measures energy, water or natural gas consumption of a building or home. Definition
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pervasive computing (ubiquitous computing)
Pervasive computing (also called ubiquitous computing) is the growing trend towards embedding processors in everyday objects so they can communicate information. Definition
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AAUI (Apple attachment unit interface)
An AAUI (Apple attachment unit interface) is the 14- or 15-pin port or connection interface on earlier models of Macintosh computers that allowed it to be connected by a short interface cable (or "transceiver") to an Ethernet cable. Definition
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fiber to the home (FTTH)
Fiber to the home (FTTH), also called fiber to the premises (FTTP), is the installation and use of optical fiber from a central point directly to individual buildings such as residences, apartment buildings and businesses to provide unprecedented hig... Definition
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customer premises equipment (CPE)
Customer premises equipment (CPE) is telephone or other service provider equipment that is located on the customer's premises (physical location) rather than on the provider's premises or in between. Definition
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port interface card (PIC)
A port interface card (PIC) is a computer circuit board that provides multiple, diverse interfaces for connections to external networks. In effect, a PIC is an enhanced network interface card (NIC)... (Continued) Definition
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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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Networking blogs: VMware home lab tips; reading BI, analytics market
This week, networking bloggers give tips for building a VMware home lab and discuss what Teradata's disappointing Q1 might indicate for the BI market. News
-
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
-
The data center switch industry does not have a leader
Cisco may sell the most data center switches, but no single vision has emerged as the best way to build a data center fabric. Fast Packet
-
ISSU (in-service software upgrade)
An ISSU (in-service software upgrade) is a technique for updating software on a network device without taking that device offline and thereby disrupting network services. Definition
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Juniper launches MX-based EX9200 for data center and campus cores
Juniper offers 40 and 100Gigabit Ethernet and network programmability for campus and data center cores by rebranding the MX router as the EX9200 switch. News
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Networking blogs: Better BYOD policies, Aerohive updates HiveManager
In this networking blog roundup, learn why better BYOD policies are user-oriented, and find out what the HiveManager update means for WLAN security. Fast packet
-
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
-
Network Innovation Award: Palo Alto Networks next-generation firewalls
Palo Alto has won the SearchNetworking Network Innovation Award for next-generation firewalls that work throughout campus and data center networks. News
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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
- See more All on Network Hardware
About Network Hardware
Network hardware options are many. Our resources will help you evaluate and select routers and switches, whether you're buying a stackable switch or a carrier-class router. You'll also learn about router and switch configuration and management.