SDN and the Data Center of the Future


Despite some recent obituaries published by my peers, software-defined networking is not dead. But perhaps certain aspects of it are dead or dying. If that's the case, I say: "SDN is dead. Long live SDN." Vendors and industry thinkers have pulled, stretched, and twisted the definition of SDN like saltwater taffy over the years. The [...]



By | October 16th, 2017|Uncategorized|0 Comments

Cisco introduces “Digital Building” Catalyst switches for IoT


Cisco recently announced a new series of Catalyst "Digital Building" switches. These Catalyst switches are designed for connecting and powering Internet of Things (IoT) devices and systems in smart buildings and other related environments. For example, one design innovation is the use of a separate power plate for Power over Ethernet (PoE), so even when an administrator reboots [...]



By | February 10th, 2017|Internet of Things, Network Management|0 Comments

Cisco DNA is Marchitecture, But Also a Shift Away From CLI


The industry has seen plenty of marchitectures from Cisco and its peers over the years. Its newest one, Digital Network Architecture (DNA), feels different, especially after I spent a week at Cisco Live 2016. DNA is different because underneath all the slideware and demos is an apparent commitment to changing the way enterprises do networking. [...]



By | July 14th, 2016|Network Management, Uncategorized|0 Comments

Cisco’s Big Data Analytics Vision: Some Data Will Be Distributed Forever


Champions of big data analytics extoll the virtues of massive data stores. Enterprises have so much unstructured data that could help them improve operations and generate new revenue, they say. The more bytes, the better. Some might assume that enterprises will simply push every byte they can find into a Hadoop cluster or data warehouse. [...]



By | June 12th, 2015|Big Data, Network Management, Uncategorized|0 Comments
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