Posts in 2015
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Cisco ACI Fundamentals: ACI Components
Wednesday, December 16, 2015 in SDN and Network Virtualization
Before we get deeper into the ACI (Application Centric Infrastructure) as the Cisco’s official SDN solution, we need to clarify a few terms that will be used: SDN is a concept that introduces the Networks that are configured and defined using …
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Can OpenStack Neutron really control the Physical Network?
Monday, December 07, 2015 in Virtualization and Private Cloud
This is a question I´ve been hearing a lot when we present the OpenStack to a new client, mostly from the guys who control the Networking infrastructure. So, can the OpenStack Neutron module really control and configure the Physical Network? The …
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Open Virtual Switch (OVS) Deep Dive: How L2 Agent "wires" a new VM
Tuesday, November 17, 2015 in Virtualization and Private Cloud
The basics of the OVS (Open Virtual Switch) and OpenStack Neutron module were described in my previous post. Time to get a bit deeper into the OVS. A Virtual Machine (VM), a part from the CPU and Memory, needs the Connectivity. L2 Agent (OVS in this …
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OpenStack Neutron and OVS (Open Virtual Switch) translated to the Network Engineers language
Saturday, November 07, 2015 in Virtualization and Private Cloud
Introduction to Open Virtual Switch (OVS) IaaS (Infrastructure as a Service) is provided by a group of different, interconnected Services. OpenStack is an Operating System that makes the IaaS possible, by controlling the “pools” of Compute, Storage …
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[Integrate NSX with PaloAlto] Solve OVF Import Certificate problem using the OVFTool
Tuesday, October 20, 2015 in SDN and Network Virtualization
In my next post I’ll be focusing on the NSX and Palo Alto integration, and all the improvements this brings to the Micro Segmentation. For now, lets just focus on importing the Palo Alto Virtual FW VM (NSX Version) to the existing vSphere …
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VMware NSX Home Lab
Saturday, October 03, 2015 in SDN and Network Virtualization
The required Physical Infrastructure To prepare for the VCIX-NV Exam, the ideal environment to practice is similar to the one we may find on the Hands-on-Labs: http://labs.hol.vmware.com/HOL/catalogs/catalog/all We are particularly interested in the …
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Cisco Data Center: UCS Basics
Saturday, April 11, 2015 in SDN and Network Virtualization
TIP: Be sure to use the HUU (Host Upgrade Utility) when adding the Blade to the UCS architecture, to make sure you have the latest drivers and the Firmware. UCS (Unified Computing System) is a BladeCenter chassis that integrates compute, networking …
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Cisco Data Center: Unified Fabric and FCoE
Sunday, March 08, 2015 in SDN and Network Virtualization
TIP: In FCoE world there are no HBAs, but there are CNAs instead. All the Storage concepts stay the same. TIP: If you want to use the FCoE, you first need to enable the feature using the command “feature fcoe”. Also, have in mind that Max Length of …
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OpenStack and NSX integration
Sunday, February 15, 2015 in Virtualization and Private Cloud
OpenStack is basically an open source CLOUD stack, and it delivers the possibility to consume the platform resources using the REST API calls. The “plug-in” architecture of OpenStack services enables various vendors (such as VMware) to …
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Cisco Data Center: Fiber Channel and Cisco Storage Fundations
Wednesday, February 04, 2015 in SDN and Network Virtualization
Unified Fabricis a term for all of the equipment that makes LAN and SAN possible. There are two different networks (LAN as Front-end and SAN as Back-end) that we are trying to “converge”, and 10G is an enabler of that convergence. SAN (Storage Area …