Nornir (Python Network Automation) - Automating an OSPF/iBGP Deployment!

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In this video we look at using Nornir to automate the deployment of an iBGP over OSPF fabric using unnumbered interfaces!
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TIMESTAMPS:
0:50 - Understanding IP Unnumbered
4:25 - Looking at the hosts.yaml file
5:18 - The Script explained!
13:20 - The Script is deployed!
14:14 - Checking the device's new configs
14:50 - Adding a BGP prefix to the topology for testing
15:40 - Ping test to check connectivity!

IPvZero
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Hi John, excellent video.
I don't understand how {task.host.hostname} brings the inventory data. you explain me?

randyrozo
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Links to my new Network Automation training at CBT Nuggets:

UNDERSTAND THE NORNIR AUTOMATION FRAMEWORK


AUTOMATE NETWORK CONFIGURATIONS WITH NORNIR


UNDERSTAND AUTOMATION SECURITY

IPvZero
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Can we do this for only specific host range?by calling specifc host range from hosts.yml file?

menukawijayarathne
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John did use the vrf, already per configurated rite

adarshanswers
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May want to look at f strings as it'll make that code much more readable.

ex:
loopback_commands = ["interface Loopback0", f"ip address {10.10.10.{ str(num) } 255.255.255.255", "ip ospf 1 area 0"]

MrPaulAR