automation

  • [Aruba DevNet Lecture 4] Central Webhooks Meet Slack

    A network engineer's destiny is a 'battle against failures.' However, if you only become aware of a failure after receiving a call in the middle of the night, it is already too late. Today, we will build an intelligent monitoring system that utilizes Aruba Central's Webhook feature to immediately send notifications to Slack when specific events (AP Down, switch port errors, etc.) occur. What is a Webhook? Many people [discuss] APIs and Webhooks…

  • [Aruba DevNet Lecture 2] Escape Excel Hell! Organize Your Equipment Assets in 3 Seconds with Python

    In the last Lecture 1, we successfully obtained an 'Access Token' that opens the door to the Aruba Central API. If you haven't seen it yet, I recommend watching Lecture 1 first! Today, we will use that token to perform a task that is truly 'profitable and time-efficient.' It is none other than the network administrator's eternal challenge: asset management (Inventory). ‘Team Leader: Currently…

  • [Aruba DevNet Lecture 1] Introduction to Automation and IaC for Network Engineers

    Starting today, I would like to launch a somewhat special and very powerful technical series. It is the 'Aruba Network Automation' series. Haven't network engineers had experiences like this at least once in the field? ‘Having to change the VLAN settings for 50 switches, I broke out in a cold sweat after making a mistake while copying and pasting with 50 Putty windows open…’ “Doing an inventory check on APs…”

  • Automate Operations with AOS-CX NAE Lite

    The AOS-CX switch is equipped with a proprietary analytics engine called the Network Analytics Engine (NAE). The NAE is a unique built-in analytics framework used for network assurance and troubleshooting. The NAE Agent is provided by HPE Aruba and is essentially a Python script for monitoring switch resources and protocol status. However, in this post, we will discuss a topic that does not require knowledge of scripts…