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The Policy Driven Data Center with ACI: Architecture, Concepts, and Methodology by Maurizio Portolani, Lucien Avramov

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Chapter 4. Operational Model

RFC 3535 (http://tools.ietf.org/html/rfc3535) is an informational RFC initiated in 2002 that captures the status of the industry in terms of network management and the requests of operation teams to networking gear manufacturers. The document highlights the shortcomings of existing technologies such as the Simple Network Management Protocol (SNMP) and the command-line interface (CLI). It also calls for networks to be configured as a whole, and for configurations to be text based so that revision control can be easily applied to them with tools such as Apache Subversion (SVN), Mercurial, or Git.

CLIs are great tools for interactive changes to the configuration, but they are not designed for automation, ease of parsing ...

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