![[Day #25 PyATS Series] OSPF Adjacency Validation Across Cisco/Arista/Palo Alto/Fortigate Using pyATS [Python for Network Engineer]](https://networkjourney.com/wp-content/uploads/2025/07/Day25-PyATS-Series-OSPF-Adjacency-Validation-Across-Cisco_Arista_Palo-Alto_Fortigate-Using-pyATS.png)
Introduction Open Shortest Path First (OSPF) is a critical Interior Gateway Protocol (IGP) for routing within an enterprise or data center network. Verifying OSPF adjacencies manually across multi-vendor environments—Cisco, Arista, Palo Alto, and Fortinet—can be time-consuming and error-prone. With pyATS, network engineers can automate OSPF […]
![[Day #24 PyATS Series] BGP Neighbor Validation (Multi-Vendor) Using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/07/Day-24-PyATS-Series-BGP-Neighbor-Validation-Multi-Vendor-Using-pyATS-for-Cisco.png)
Introduction Border Gateway Protocol (BGP) is the backbone of modern enterprise and service provider networks, enabling scalable routing between different autonomous systems. Validating BGP neighbor relationships across a multi-vendor environment is critical for ensuring routing stability and avoiding outages. Traditionally, engineers log into each device […]
![[Day #23 PyATS Series] Interface Error Counters Monitoring Using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/07/Interface-error-counters-monitoring.png)
Introduction Monitoring interface error counters is crucial in maintaining a healthy network. Errors such as input drops, CRC errors, and collisions can significantly degrade performance and lead to network outages. Traditionally, network engineers manually run show interfaces commands on each device to track these errors—a […]
![[Day #22 PyATS Series] Interface Status Check Across Vendors Using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/07/Day22-PyATS-Series-Interface-Status-Check-Across-Vendors-Using-pyATS-for-Cisco.png)
Introduction In every production network, ensuring interface health and status consistency across devices is crucial. A single downed port can lead to outages, suboptimal routing, or even compliance issues. Traditionally, engineers log into each device to verify interface states, which is error-prone and time-consuming. With […]
![[Day #18 Pyats Series] Building test case hierarchy with Section, CommonSetup using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/07/Building-test-case-hierarchy-with-Section-CommonSetup-using-pyATS-for-Cisco.png)
Introduction on the Key Points Welcome to Day 18 of the 101 Days of pyATS (Vendor-Agnostic) series!Today, we’re stepping into a foundational topic that defines how you structure your test cases in pyATS using CommonSetup, CommonCleanup, and the powerful Section object. These aren’t just buzzwords—they […]
![[Day #17 Pyats Series] Creating a device inventory report (hostname, model, OS) using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/07/Creating-a-device-inventory-report-hostname-model-OS-using-pyATS-for-Cisco.png)
Introduction: What You’ll Learn Today Welcome back to Day #17 of our 101 Days of pyATS (Vendor-Agnostic) journey!Today’s use case is simple yet very impactful in real-world network automation—generating a device inventory report for your Cisco infrastructure using pyATS Genie parsers. Whether you manage a […]
![[Day #19 Pyats Series] Introduction to Trigger APIs in pyATS using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/07/Introduction-to-Trigger-APIs-in-pyATS-using-pyATS-for-Cisco.png)
Introduction on the Key Points Welcome to Day 19 of our “101 Days of pyATS (Vendor-Agnostic)” blog series!Today, we’re unlocking the power of one of pyATS’ most enterprise-grade and automation-ready features—Trigger APIs. In large-scale networks, routine tasks like rebooting a device, clearing interfaces, or toggling […]
![[Day #21 Pyats Series] VLAN database validation before/after changes using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/07/Day21-PyATS-Series-VLAN-Database-Validation-Before_After-Changes-Using-pyATS-for-Cisco.png)
Introduction In modern enterprise networks, VLAN management is crucial for traffic segmentation and security. Manual VLAN database validation often leads to human errors and downtime during changes. This is where pyATS, Cisco’s test automation framework, shines. In this article, we’ll learn how to automate VLAN […]
Introduction on the Key Points Welcome to Day 20 of the 101 Days of pyATS (Vendor-Agnostic) series! Today, we dive into Verification APIs in pyATS, a critical feature for automated network validation. If you’re a Python for Network Engineer enthusiast looking to master network automation, […]
![Day #16 PyATS Series] Automating Common CLI Commands (Multi-Vendor) using pyATS for Cisco – Python for Network Engineer](https://networkjourney.com/wp-content/uploads/2025/07/Day16-PyATS-Series-Automating-Common-CLI-Commands-Multi-Vendor-using-pyATS-for-Cisco-–-Python-for-Network-Engineer.png)
Introduction Welcome to Day #16 of the 101 Days of pyATS (Vendor-Agnostic) series. In this lesson, we focus on automating common CLI commands across multi-vendor environments (Cisco IOS-XE, Arista EOS, Palo Alto PAN-OS, Fortinet FortiOS) using pyATS. As networks grow more complex, engineers often need […]
