NetworkPuzzles

If you work with network devices (Cisco, Juniper, Aruba, Fortinet, etc.) and you want simple, reliable SSH automation, Netmiko is one of the best Python libraries to start with. To install it use pip install netmiko. Netmiko uses a device dictionary and ConnectHandler() to create an SSH connection. We should specify the device type in…

Cisco Network Services Orchestrator is a Linux application which orchestrates the configuration life cycle of network devices. NSO uses software packages called Network Element Drivers (NEDs) to facilitate telnet, SSH, or API interactions with the devices that it manages. The NED provides an abstraction layer that reads in the device’s running configuration and parses it…

In this example I want to get the configuration of the routers with rest API in host file and save the config files in a folder. this line of the code: “outfile = Path(OUT_DIR) / f”{ip}_running-config.txt”” creates the file name using the router IP. And with “outfile.write_text(r.text, encoding=”utf-8″)” we are writing the value of the…

If we want to automate a network with many devices we have normally 4 files a python code, host files, config file and data file. In this example I want to automate BGP configuration of routers. So I prepare these 4 files. The first file is Host file which contains the IP of the devices,…

For cisco Switches there is another API framework called NX-API which we can manage them with. I am using a test device in cisco sandbox. at first we need to enable the nx-api feature on the device. Unlike postman, here we have only one URL which is /ins and also we use only POST. If…