The Application-centric model of Cisco’s IWAN

I’ve been keeping the very corner of my eye on Cisco’s IWAN and it’s rapid evolution in the realm of SD-WAN.  At the recent Network Field Day event (NFD10), some light was shed on the application-centric aspects of IWAN under APIC-EM that I believe really sets it apart from some of the competing solutions out there. Sumanth Kakaraparthi, Principal Product Manager with Cisco, discussed the company’s approach to SD-WAN in a concise presentation to the NFD10 delegates and live viewers. Two key differences stand out to me – (more…)

5 Reasons not to go to Cisco Live


Cisco Live US 2015, the largest networking conference in the world, is right around the corner, June 7th-11th in San Diego, CA. This year is promising to be ever larger, with more training sessions, bigger events, futurist keynotes, and a massive World of Solutions expo. But think about it – do you really want to go? Let us consider some reasons not to attend this year’s Cisco Live. (more…)

Fibre Channel (FC) Basics for CCIE DC

When first looking at the blueprint for the CCNA/CCNP/CCIE Data Center track, one of my biggest fears was storage. My entire career thus far has been based on traditional IP data networks, not storage networks. I’m used to things like MAC addresses and IP addresses, not WWPNs and FCIDs. This is a completely foreign technology to most Network Engineers. You have to think back, at some point we were young and hopeful CCNAs-to-be, we knew nothing, but that didn’t stop us! Intimidation is over-rated, so throw fear aside and know that persistence always wins. (more…)