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Secondary hub install completed but hub turns red and robot doesn't show up

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Article ID: 224743

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Updated On:

Products

DX Unified Infrastructure Management (Nimsoft / UIM) Unified Infrastructure Management for Mainframe CA Unified Infrastructure Management On-Premise (Nimsoft / UIM) CA Unified Infrastructure Management SaaS (Nimsoft / UIM) NIMSOFT PROBES

Issue/Introduction

Deploying a new secondary hub. Install finishes via nimldr (including tunnel), it shows up in IM, setup attach/get queues, check the hub that the attach/get queues & tunnel are associated with and they show connected. The hub eventually goes red and the robot doesn't show up in IM and in Admin Console it shows offline.

Cause

- VMs had firewalld running on them that was blocking the UIM hub / robot traffic.

Environment

Release : 20.3

Component : UIM - HUB

Resolution

Firewall exceptions/rules.