Gartner Blog Network

Tag: 'cisco' Blog Posts

from the Gartner Blog Network

I hate my WAN...SD-WAN to the rescue

by Andrew Lerner  |  July 7, 2015

I've yet to run across a Gartner client that loves their WAN. It’s crazy if you think about it: The time to get additional WAN bandwidth is typically measured in...

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WebRTC WAN Challenge Follow-Up

by Andrew Lerner  |  June 23, 2015

Back in April, we issued the WebRTC WAN challenge. The premise behind this was that within a NextGen WebRTC-based conferencing solution, the audio portion of a collaboration session should take...

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Comparing Cisco ACI and VMware NSX

by Andrew Lerner  |  June 9, 2015

“Cisco ACI versus VMware NSX” is one of the top questions we get on the networking team from Gartner clients. That said, ACI and NSX provide very different approaches to solving networking...

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Data Center Networking Magic Quadrant

by Andrew Lerner  |  May 12, 2015

We just published the 2015 Data Center Networking Quadrant. This market has undergone massive innovation and change over the past few years with the emergence of fabrics, SDN, and disaggregation/brite-box, etc....after...

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Stretching your Data Center without Breaking Applications…

by Andrew Lerner  |  April 23, 2015

There is a lot of client interest regarding the use of VLAN-stretching to address data center inter-connectivity (DCI) requirements. VLAN-stretching enables layer 2 networks to be stretched across layer 3...

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The WebRTC WAN Challenge

by Andrew Lerner  |  April 14, 2015

Note: This is a guest blog from Sorell Slaymaker Ensuring voice/video quality across the WAN has never been easy, and now it is getting substantially harder with the introduction of...

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Cool Networking Vendors

by Andrew Lerner  |  April 3, 2015

We just published our 2015 edition of Cool Vendors in Enterprise Networking, which profiles five “cool” organizations: Appcito, Big Switch Networks, CloudGenix, OpenDaylight and Viptela. Cool Vendors in Enterprise Networking, http://www.gartner.com/document/3021217...

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Is Brite-Box Switching Rite for Everyone?

by Andrew Lerner  |  February 24, 2015

There's been a lot of activity in the network space around branded white-box ("brite-box") switching lately. We're getting an increasing number of questions from clients about it, so we just published...

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One small step towards blurring the silos...

by Andrew Lerner  |  February 10, 2015

As SDN and related technologies slowly trickle into the mainstream, a recurring theme is that cultural and staffing issues are the biggest challenge (i.e., the technology is surprisingly sound, given...

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Fixed Form Factor Switching in the Data Center

by Andrew Lerner  |  February 3, 2015

Fixed form factor switches are pretty heavy duty. They have been the de facto standard for top of rack (ToR) connectivity for several years, but now have applicability in the core...

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