![[Day #69 PyATS Series] Automate NTP stratum consistency check using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/09/Day-69-PyATS-Series-Automate-NTP-stratum-consistency-check-using-pyATS-for-Cisco.png)
Introduction — key points Time is everything on a network. NTP (Network Time Protocol) correctness is foundational — wrong time breaks logs, certificates, security tokens, RADIUS, syslog correlation, HA elections and more. The specific goal of this Article is to automate an NTP stratum consistency […]
![[Day #68 PyATS Series] Check end-to-end multicast routing across domains using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/09/Day-68-PyATS-Series-Check-end-to-end-multicast-routing-across-domains-using-pyATS-for-Cisco.png)
Introduction — what you will accomplish and why it matters Multicast is notoriously brittle in multi-domain environments. When sources and receivers sit in different routing or administrative domains (for example, two autonomous OSPF areas, or two administrative networks connected via BGP), problems happen: RPF failures, […]
