Blog Archives

Sprint to Shut Down WiMAX Service ~Nov 6, 2015

October 9, 2014
By
Cell Tower

Overview: At long last, Sprint has confirmed it will be turning off of its WiMAX service on or around November 6th, 2015.  That’s a little over 1 year for owners of WiMAX mobile devices (including laptops with WiMax cards/dongles) to switch to LTE .  WiMAX mobile devices will still work in 3G mode after that, but one doesn’t buy…

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Peter Thiel – the Ultimate Enigma- at Commonwealth Club Event

October 3, 2014
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An image of a cloud as a metaphor for SDN.

Peter Thiel, co-founder of PayPal, VC/hedge fund manager and author of Zero to One, was interviewed by NY Times’ Quentin Hardy on Sept 30, 2014 at the Commonwealth Club of Silicon Valley event in Santa Clara, CA.   While I agreed with several things Mr. Thiel said, he seems to be a man of many contradictions.  Hardy…

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Light Reading’s NFV and the Data Center- Operator Keynotes, Security & Summary-Part 2

September 25, 2014
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An example of what the NFV Framework looks like from the Orange perspective.

Introduction: This second article on Light Reading’s NFV-Data Center conference summarizes telco keynote speeches from Orange and NTT-America. We then look at security challenges and wrap up with our summary and conclusions. Part 1. on the Heavy Reading NFV survey results and CenturyLink keynote may be read here. Orange Keynote: Christos Kolias, Sr. Research Scientist,…

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Highlights of Light Reading’s NFV and the Data Center Conference-Part 1.

September 23, 2014
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Inside a typical data center.

Introduction: The telco data center¹(DC) is likely to be the first place network operators deploy Network Virtualization/Network Functions Virtualization (NFV).  That was the opening statement at the Light Reading conference on NFV and the Data Center, held Sept 16, 2014 in Santa Clara, CA.  A network virtualized data center was defined by the conference host…

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AT&T’s “SDN-WAN” as the Network to Access & Deliver Cloud Services

September 18, 2014
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AT&T's vision of a network enabled cloud. Image courtesy of AT&T.

Introduction: For several years, we’ve wondered why there was so many alternative WANs used and proposed to access and deliver cloud computing and storage services (IaaS, PaaS, SaaS, etc.) for public, private, and hybrid clouds. The list includes: the public Internet (best effort), IP MPLS VPN, other types of IP VPNs, Carrier Ethernet for Private…

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