TL;DR If you see either of these errors, check grep 'ERROR' /opt/avi/log/cc_agent_go_{{ cloud }} for the potential cause. In my case, the / character was not correctly processed by Avi's Golang client (facing vCenter). The Problem When trying to configure NSX ALB + NSX-T on my home lab, I am presented nothing but the …

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World WiFi Day We (human beings) have several weird superpowers, but the ability to communicate over vast distances has always fascinated me the most. I've had the privilege of meeting some of the most truly capable pioneers in this field - but the reality here is that we're faced with a very unequal world. Authors …

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At some point, we can't "do it all" with one block of code. As developers, we need to store persistent data for a variety of reasons: We want it for later execution (or to compare it to another result) We're sick of storing variables in code. This matters a lot more in compiled languages than runtime ones We …

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NSX Advanced Load Balancer - Logging and Troubleshooting Cheat Sheet Get into the OS Shell (all elements) 1sudo su Controller Log Locations Note: Everything in /var/lib/avi/logs is managed by Elasticsearch. I wouldn't mess with it. Events published to the GUI: /var/lib/avi/logs/ALL-EVENTS/ The primary log directory for …

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Pre-Requisites Before beginning the Avi installer, I configured the following in my environment: Management Segment (NSX-T Overlay). This is set up with DHCP for quick automatic provisioning - no ephemeral addresses required Data Segments (NSX-T Overlay). Avi will build direct routes to IPs in this network for vIP …

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For this example deployment, I'll be using my NSX-T Lab as the fabric, VyOS for the Overloaded Router role, and trying out hyperglass: Installation (VyOS) I already have a base image for VyOS with its management VRF set up - and updating the base image prior to deployment is a breeze due to the vSphere 7 VM Template …

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If Avi Vantage IPAM cannot allocate an address for a new vIP, it will advertise an all-zeros host address - 0.0.0.0/32: This will cause Palo Alto PAN-OS to restart a peer - even if it is not the immediate downstream prefix. Palo Alto uses routed as their dynamic routing engine - so this is probably default behavior …

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NSX-T Edge Transport Node Packet Captures NSX-T Edge nodes have a rudimentary packet capture tool built in to the box. It is important to have a built-in tool here, as GENEVE encapsulation will wrap just about everything coming out of a transport node. NSX-T's CLI guide indicates the method for packet captures - from …

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When encountering this error, please ensure that "Enable IPv6" is set under interfaces: Hope this helps! Happy IPv6ing!

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Load Balancing is Important Load balancing is an important aspect of network mobility. How is a network useful if you can't move around within it? Cellular networks lose their appeal if you drop connectivity every time you roam between towers Wi-Fi networks are designed to facilitate smaller-scale movements. Imagine if …

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