Want To Impact Networking? Contribute To OpenDaylight. Here’s How.
The OpenDaylight project (see my previous post and the ODL site for more information on what ODL is all about) is open source. As in, anyone that wants to get involved in the project can get involved....
View ArticleAbstract All The Things -or- Why CLIs Are In My Way
Network engineers tend to live at the command line interface (CLI). We learn them. We know them. After a long while of using them, the commands required to get certain tasks done are second nature....
View ArticleSDN Is The Vehicle, Not The Destination
I recently booked a flight to San Francisco for an IT conference I’m attending. Flying, by itself, is not especially exciting to me. That’s not to say that as a consumer of traveling services, I find...
View ArticleWhitebox Switching: Would You? Should You?
I attended the Open Networking User Group meeting in NYC May 5 & 6, 2014, attached to Tech Field Day. ONUG was not a super-technical event overall, but it is an excellent chance for folks...
View ArticleWhat SDN Could Mean for Networking Careers in One Picture
Software defined networking (SDN) has caused many network engineers to ask the question, “Will I have a job in the future?” I believe that everyone who is willing to stay current and update their...
View ArticleProducts, Not Promises: Winning SDN Market Share
Mike Bushong on the Plexxi blog wrote the following excerpts (emphasis mine). If generalized networking isn’t going to be successful, then what will be? SDN deployments (especially those early on) will...
View ArticleThe Ethernet Switching Landscape – Part 08 – SDN & OpenFlow
This is one of a multi-part series on the Ethernet switching landscape I wrote to support a 2-hour presentation I made at Interop Las Vegas 2014. Part 1 of this written series appeared on...
View ArticleWhat is ONIE (Open Network Install Environment)?
On 16-July-2014, I attended a webinar hosted by Curt Brune of Cumulus Networks on ONIE. This post is a distillation of some key points from that webinar. What is the Open Network Install Environment...
View ArticleWhat is Prescriptive Topology Manager (PTM) & DOT?
While browsing through the blog post about the Cumulus Linux 2.2 release as well as the release notes, I noticed several references to Prescriptive Topology Manager (PTM). Having not heard of this...
View ArticleCisco ACI Fabric Forwarding In A Nutshell
As I study software defined networking architectures, I’ve observed that none of them are exactly alike. There are common approaches, but once diving into the details of what’s being done and how, even...
View ArticleFriday News Analysis: Cisco on Network Services Headers
Network Services Headers (NSH): Creating a Service Plane for Cloud Networks (Cisco) Cisco has developed Network Services Headers (NSH), a new service chaining protocol that is rapidly gaining...
View ArticleFriday News Analysis: Lightweight Junos for Cloud Builders on an Open Switch
Finally! An Open Switch With a Reliable Operating System (Juniper) Today, Juniper Networks announced a fundamental transformation in the networking industry. Until now, disaggregated networking...
View ArticleJunos PyEZ Installation & Initial Testing on Mac OS X
I am educating myself about network automation. As I spend a lot of time in the Juniper world, a natural place to work on automation skills is by leveraging PyEZ. What is PyEZ? Juniper describes it...
View ArticleNews Analysis: Anuta NCX 4.0 Feature Updates for OpenStack, NFV, YANG
Anuta Networks’ NCX platform is for multi-vendor orchestration at scale. NCX fits in the SDN space, allowing operators to create service catalogs that can be deployed across a wide variety of gear from...
View ArticleNews Analysis: Cumulus Linux 2.5 Released + Validated Design Guides
One of my favorite companies to talk to and keep track of is Cumulus Networks, makers of Cumulus Linux, a network operating system that runs on whitebox switches. As I’m not in a build phase on the...
View ArticleNews Analysis: Brocade Vyatta Controller Gets a Developer Wiki
A little bird pointed out this link to me, a wiki for the developer community for the Brocade Vyatta Controller (BVC). The big idea is to help foster community for folks building SDN applications for...
View ArticleNews Analysis: Big Cloud Fabric 2.5 Released
Big Switch Networks has released version 2.5 of their Big Cloud Fabric SDN offering. Read the full press release here. What’s Big Cloud Fabric? BCF is an SDN-based IP fabric where you manage all of the...
View ArticleQuestions I’m Asking Myself About SD-WAN Solutions
There’s a lot to SD-WAN technology, and there are a number of devils in the implementation details that have been nagging at me as I listen to briefings and record podcasts from vendors in the space....
View ArticleCan You Still Get To The Top Climbing the Cisco Certification Ladder?
Should you go from the CCNA to the CCIE directly? Why or why not? Considering SDN, is going after the CCIE even a good idea? I opine.
View ArticleSD-WAN’s Value Prop Conundrum
My interpretation of the SD-WAN value prop can be boiled down to cost savings, simplified operations, and improved application performance over inconsistently performing WAN links. Here's the...
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