IBM Support

QRadar SOAR: System hostname changed on AppHost or Edge Gateway Server

Troubleshooting


Problem

You changed the name of the IBM Security QRadar SOAR App Host server and notice multiple entries for the same IP address when viewing via manageAppHost showconfig.
 

-bash-4.2$ sudo manageAppHost showconfig

        Validity: [ From: Wed Mar 23 16:03:54 EDT 2022,  To: Sat Mar 20 16:03:54 EDT 2032 ]

App Registry: quay.io

Proxy Settings: none

DNS Settings:

192.168.22.17 apphost.localdomain

Example:

Current hostname:

-bash-4.2$ sudo hostname

apphost.localdomain

Change hostname to test1 and restart k3s

-bash-4.2$ sudo hostnamectl set-hostname test1

-bash-4.2$ sudo systemctl restart k3s

Change hostname to test2 and restart k3s

-bash-4.2$ sudo hostnamectl set-hostname test2

-bash-4.2$ sudo systemctl restart k3s

Check config

-bash-4.2$ sudo manageAppHost showconfig 

        Validity: [ From: Wed Mar 23 16:03:54 EDT 2022,  To: Sat Mar 20 16:03:54 EDT 2032 ] 

App Registry: quay.io 

Proxy Settings: none 

DNS Settings:

192.168.22.17 apphost.localdomain

192.168.22.17 test1

192.168.22.17 test2

Document Location

Worldwide

[{"Type":"MASTER","Line of Business":{"code":"LOB77","label":"Automation Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSA230","label":"IBM Security QRadar SOAR"},"ARM Category":[{"code":"a8m0z0000001jTpAAI","label":"Integrations-\u003EAppHost"}],"ARM Case Number":"","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All Versions"}]

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Document Information

Modified date:
07 February 2025

UID

ibm16575517