Error installing Netris agent on Cumulus

Installing netris agent in Mellanox Switch with new cumulus it might there are some trouble while in progress. first you need to check date on the switch, is it real-time date? If it isn’t, you can change the timezone with command timedatectl set-timezone. In this case my timezone GMT+7 which is Asia/Jakarta time. next, you […]

Check topology Layer 2 change real time in Cumulus (STP issue related)

In Layer 2 network topology, when there is changes within the topology or new device connected with Layer 2 feature, the spanning tree feature will calculated again which device is gonna be root switch, which port is gonna be designated port, alternate port, etc. In Cumulus, we can check which port is triggered by that […]

Best Practice: Restart Service switchd on Cumulus MLAG-Pair Switch

Sometimes we/user want to restart service switchd on the one of MLAG-Pair switch Cumulus, or maybe testing to cut off the peerlink between that MLAG-Pair switch (like UAT or similar activity). But if we don’t know who is the primary switch on that MLAG-Pair, we could get into trouble like the Host will disconnected from […]

Automation Cumulus with Playbook-Ansible

Preparation Memberikan akses “root/sudo” pada user user tanpa password pada semua perangkat, baik di dalam server maupun switch yang terhubung dalam ansible. Dalam kasus ini menggunakan user ubuntu dan dapat diubah sesuai kebutuhan. update dan upgrade system install python3-dev dan virtual environment install git dan copy repository file git ‘nvue’ yang dibutuhkan dari gitlab cumulus […]