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Troubleshooting network problems with good governance and design
Troubleshooting network problems is hard. Packet loss, oversubscription, security patches and software version control continue to give network engineers nightmares. But many IT pros are finding that
...17 May 2013 -
Q&A: Why WLAN test tools should evolve quickly -- but likely won't
As more enterprises shift their wireless LAN infrastructure from being a
...16 May 2013 -
Networking Update: Cisco buys Ubiquisys, strategies for analyzing VoFi
Cisco makes moves on small-cell tech with Ubiquisys buy
Emerging from the U.K. with a tricky name and a specific focus in what's known as small-cell technol
...10 Apr 2013 -
How to plan for a campus core switch refresh: Basic requirements
Growing traffic demands are putting more pressure on campus core Ethernet switches. Here in the first part of this series, we examine the steps needed to plan for a core switch upgrade. The second
...18 Mar 2013 -
Campus core switch comparison: How Cisco, HP, Juniper differentiate their switches
Growing traffic demands are putting more pressure on campus core Ethernet switches. In the first part of this series, we examined the steps needed to plan for
...18 Mar 2013 -
Cisco boosts cloud networking with Nexus 6000, 1000v InterCloud
Cisco boosted its cloud networking portfolio this week with a new Nexus 6000 series switch, its first software-defined networking
...05 Feb 2013 -
New Cisco Catalyst 3850 switch has integrated wireless LAN control
Cisco has pushed its Unified Access networking strategy past the management
...01 Feb 2013 -
New F5 firewall pits ADC vendor against crowded market
F5 Networks is entering a crowded firewall market with a basic Layer 4 firewall that integrates with the rest of its network security and application delivery technology. The company is also refreshing
...31 Jan 2013 -
Palo Alto Networks adds virtual firewall, targeted malware protection
Palo Alto Networks expanded its virtual data center network security portfolio this week with an application-aware virtual firewall and protection against advanced malware attacks. The new technology
...14 Nov 2012 -
Catalyst 6500 upgrade: OpenFlow, LISP, next-gen VSS
Cisco is hinting that it will enhance the Catalyst 6500 in 2013 with OpenFlow support, fiber extension boxes and a successor to the Supervisor Engine
...24 Oct 2012 -
No escaping network-based IT power management
Most network managers would be happy if they could worry about the network and nothing else, but market forces constantly dictate that they expand their remit. That's happening now as technology that
...03 Jul 2012 -
Juniper shrinks QFabric to reach mid-sized customers
Juniper Networks launched a scaled-down version of its QFabric this
...13 Jun 2012 -
BYOD policy: More than on-boarding and security
Network managers are quickly learning that implementing a bring-your-own-device (BYOD) policy is about a lot more than authorizing email on
...17 May 2012 -
Q&A: Avaya's networking chief on Shortest Path Bridging and SDN
Marc Randall is a networking industry veteran. In the 1990s he ran Cisco Systems' core routing business, then he served as CEO of Force10 Networks from 2000 to 2008. In January he joined Avaya as
...30 Mar 2012 -
Building a Cisco data center network core? Don't get fancy
Recently I worked on a small data center design of about thirty racks that involved a fair amount of Cisco network kit. It wasn't a complex network, didn't have any special performance, latency or reliability
...06 Mar 2012 -
Cisco 40 GbE and 100 GbE switching debut at Cisco Live London
Cisco launched 40 GbE and 100 GbE capabilities across its Nexus
...01 Feb 2012 -
How to design and tune a WLAN to support mobile VDI clients
Editor's note: In the first two part of this series on networking for virtual desktop infrastructure (VDI), we explore testing the
...30 Jan 2012 -
Testing VDI network performance to avoid application meltdown
If left unchecked, Virtual Desktop Infrastructure (VDI) can place a major strain on your
...30 Jan 2012 -
Converged storage networking for virtual desktop infrastructure
Organizations that choose to deploy
...28 Jan 2012 -
How to make enterprise wireless LAN work
New 802.11n technology has made it possible for even large enterprises to build mission-critical wireless LANs,
...09 Nov 2011
Network Management Strategies for the CIO