Working with the OpenStack Horizon Dashboard

Horizon Dashboard provides a web-based self-service portal to interact with underlying OpenStack services, such as launching an instance, assigning IP addresses and configuring access controls. This article will show you how to perform basic operations using the OpenStack Horizon Dashboard. Every actions that can be done in Horizon can also be performed by the Openstack […]

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OpenStack Object Storage with Swift

OpenStack Object Storage with Swift Swift is the part of OpenStack responsible for the object storage. Swift is designed to store files, videos, web content, backups, images, virtual machine snapshots and other unstructured data at large scale with high availability. It allows you to save files that can be accessed from everywhere (a bit like […]

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OpenStack Network Management with Neutron

OpenStack Network Management with Neutron In Openstack, the component which handles networking services for other modules is called Neutron. It is responsible for defining networks, IP assignment, subnet management, Vlans tags, etc. For more information about Neutron, please refer to OpenStack’s official documentation at: https://wiki.openstack.org/wiki/Neutron Notes: Before you can start using Neutron, make sure the […]

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OpenStack Instance Management with Nova

OpenStack Instance Management with Nova Nova manages the lifecycle of compute instances in an OpenStack environment. Responsibilities include spawning, scheduling and decommissioning of machines on demand. Nova is used in Horizon through the Instance management and the Access and Security sections. For more details, refer to Nova’s documentation: https://wiki.openstack.org/wiki/Nova Notes: Before you can use Nova, […]

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Troubleshooting with MTR procedures (Windows)

To troubleshoot network problems, you may want to complete a MyTraceRoute (MTR) report since firewalls may compromise results. The procedure is simple. Follow these steps: Generate an MTR report with Windows Download a winMTR program, such as http://sourceforge.net/projects/winmtr/ Once installation is complete, open the application. It is not necessary to install it since opening the […]

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Verifying PTR (reverse DNS) records

A reverse DNS (configured as a PTR record) is the association of a domain name with a given IP address. The standards of reverse DNS/PTR mechanism are described in the following RFCs: RFC1033 and RFC1912 Section 2.1 The best practices for servers is to have a PTR associate with each IP addresse used to send emails. The domain provided […]

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Rebooting Windows Server 2012

The Start menu is not visible in Windows Server 2012 as it was in previous versions (2003, 2008).  Following the introduction of the new “Metro Style” user interface, you can reboot your server using one of these methods: Method 1: Using the Parameters menu Method 2: Using a command —————————————————– Method 1: Using the Parameters menu […]

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