Netmiko vs NAPALM vs pyATS: Three Ways to Diff a Cisco Change
Netmiko, NAPALM and pyATS answer "did my change do anything?" at three different layers. Same three IOS-XE 17.18.2 routers, same lab, real captured diffs.
NAPALM
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Nornir and NAPALM: Cisco Config Management That Is Actually Idempotent
Nornir gives you the inventory and the concurrency netmiko never had. NAPALM asks the router for the diff instead of guessing in Python. Captured on three IOS-XE 17.18.2 nodes, including the dest_file_system fix nobody documents.