Cisco SDN Controller

As we have discussed in our Software-Defined Branch (SD-Branch) blog series, Part 1 examined SD-Branch hardware and software, while Part 2 explored orchestration and management options. To sum it up-the Cisco SD-Branch solution provides a simplified, software-based approach to branch office network…

As we have discussed in this series, enterprise and service providers are consolidating network services from dedicated hardware appliances into virtualized on-demand applications running on branch office software with centralized orchestration and management. Eliminating the hardware need for each…

Software Defined Networking (SDN), and the dizzying number of different ways IT organizations define it, continues to be a moving target. However, whatever the definition of SDN is this month, it is clear from talking to customers and seeing how the large web and cloud providers are transforming the…

Last week I was in London for the Gartner Data Center Conference.  As always there was a wide range of interesting topics being discussed, all very useful.  Working in Cisco Data Center Services, I am interested in many data center topics, however this year I was interested to hear perspectives on S…

Thanks to SDN, the “Controller” word pops up in many network architecture discussions these days. In networking alone, we’re already surrounded by many “controllers” and we’re busy introducing more as we speak:  For example, Session Border Controllers or Wireless LAN Controllers have been around for…

It’s great to see Cisco and many companies across the industry make a major change in the use of Open Source via the newly form project hosted by the Linux Foundation called OpenDaylight. This consortium is an industry-wide, open and transparent effort to catalyze innovation and accelerate an…