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Tag: Cisco Network Security

  • Cisco Network Security

    Securing network access and data center devices has never been a simple task. However, it’s always challenging and hard to define user access privileges and apply appropriate network policies, network controls, and so on. The new network security module is Zero Trust (ZT); it is a guiding concept that implies the network is always assumed…

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  • Using the CLI Command APIs – Evaluate Cisco Automation and Orchestration Technologies

    The Python programming language uses three APIs that can execute CLI commands. The APIs are available from the Python CLI module. You must enable the APIs with the from cli import * command. The arguments for these APIs are strings of CLI commands. To execute a CLI command through the Python interpreter, you enter the…

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  • Python Package for Cisco – Evaluate Cisco Automation and Orchestration Technologies

    Cisco NX-OS provides a Python package named cisco package that enables access to many core network device modules, such as interfaces, VLANs, VRFs, ACLs, and routes. After you have imported the cisco package, you can display its help by entering help (cisco) at the Python prompt. To display help on a specific module in the…

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  • NX-API – Cisco Automation and Scripting Tools

    CLI commands are mostly run on the Nexus devices. NX-API enables you to access these CLIs by making them available outside the switch by using HTTP/HTTPS. You can use this extension to the existing Cisco Nexus CLI system on the Cisco Nexus 9000, 3000, 3500, 3600, and 7000 Series devices. NX-API supports show commands, configurations,…

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  • JSON – Cisco Automation and Scripting Tools

    JavaScript Object Notation (JSON) is a lightweight text-based open standard designed for human-readable data interchange. JSON objects contain data in a consistent format that can be passed and programmatically consumed more easily than the data in report formats. A JSON object is an unordered set of name/value pairs, so it tends to be self-explanatory, like…

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  • XML – Cisco Automation and Scripting Tools

    Extensible Markup Language (XML) is a markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. XML follows a specific format and helps give structure to data. Because XML is platform-neutral, computer-language-neutral, and text-based, it is useful for data exchange between computers and for data…

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  • Capabilities in the Guest Shell – Cisco Automation and Scripting Tools

    The Guest Shell is populated with CentOS 7 Linux, which provides the ability to YUM install software packages built for this distribution. The Guest Shell is prepopulated with many of the common tools that would naturally be expected on a networking device, including net-tools, iproute, tcpdump, and OpenSSH. Python 2.7.5 is included by default, as…

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