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Red Hat Subscription Management - Part2

Unregister RHEL 7 using Red Hat Subscription Manager Command Line Interface (CLI)


Operating System: Red Hat Enterprise Linux 7.2


1. Lists all subscriptions currently attached to the system

[root@rhel7server ~]# subscription-manager list --consumed
+-------------------------------------------+
   Consumed Subscriptions
+-------------------------------------------+
Subscription Name:   Red Hat Developer Subscription for
                     Individuals
Provides:            Red Hat Enterprise Linux High Availability
                     - Update Services for SAP Solutions
                     Red Hat Enterprise Linux Atomic Host
                     Red Hat Enterprise Linux Atomic Host Beta
                     Red Hat Container Images
                     Red Hat Developer Tools (for RHEL Server)
                     Red Hat Container Images Beta
                     Red Hat Developer Tools Beta (for RHEL
                     Server)
                     Red Hat Enterprise Linux for x86_64
                     Red Hat Enterprise Linux Resilient Storage
                     for x86_64
                     Red Hat Enterprise Linux Resilient Storage
                     for x86_64 - Extended Update Support
                     dotNET on RHEL (for RHEL Server)
                     Red Hat Enterprise Linux Scalable File
                     System (for RHEL Server)
                     Red Hat Enterprise Linux Scalable File
                     System (for RHEL Server) - Extended Update
                     Support
                     dotNET on RHEL Beta (for RHEL Server)
                     Red Hat Ansible Automation Platform
                     Oracle Java (for RHEL Server)
                     Red Hat Enterprise Linux for SAP HANA for
                     x86_64
                     Red Hat Enterprise Linux for Real Time
                     Red Hat Software Collections (for RHEL
                     Server)
                     RHEL for SAP - Extended Update Support
                     Oracle Java (for RHEL Server) - Extended
                     Update Support
                     RHEL for SAP HANA - Extended Update
                     Support
                     Red Hat S-JIS Support (for RHEL Server) -
                     Extended Update Support
                     Red Hat Software Collections Beta (for
                     RHEL Server)
                     Red Hat Ansible Engine
                     Red Hat Enterprise Linux Server
                     Red Hat Container Development Kit
                     MRG Realtime
                     Red Hat CodeReady Linux Builder for x86_64
                     Red Hat CodeReady Linux Builder for ARM 64
                     Red Hat Enterprise Linux High Performance
                     Networking (for RHEL Server)
                     Red Hat Developer Toolset (for RHEL
                     Server)
                     Red Hat Enterprise Linux High Performance
                     Networking (for RHEL Server) - Extended
                     Update Support
                     Red Hat Enterprise Linux High Performance
                     Networking (for RHEL Compute Node)
                     Red Hat Enterprise Linux for x86_64 -
                     Extended Update Support
                     Red Hat Enterprise Linux for ARM 64
                     Red Hat Beta
                     Red Hat EUCJP Support (for RHEL Server) -
                     Extended Update Support
                     RHEL for SAP (for IBM Power LE) - Update
                     Services for SAP Solutions
                     Red Hat Enterprise Linux Server - Update
                     Services for SAP Solutions
                     Red Hat Enterprise Linux for SAP
                     Applications for x86_64
                     RHEL for SAP - Update Services for SAP
                     Solutions
                     RHEL for SAP HANA - Update Services for
                     SAP Solutions
                     Red Hat CodeReady Linux Builder for x86_64
                     - Extended Update Support
                     Red Hat Enterprise Linux High Availability
                     for x86_64
                     Red Hat Enterprise Linux High Availability
                     for x86_64 - Extended Update Support
                     Red Hat Enterprise Linux Load Balancer
                     (for RHEL Server)
                     Red Hat Enterprise Linux Load Balancer
                     (for RHEL Server) - Extended Update
                     Support
SKU:                 RH00798
Contract:            
Account:             
Serial:              6962394672086745149
Pool ID:             8a85f99c71eff3f4017217c3d8ee523a
Provides Management: No
Active:              True
Quantity Used:       1
Service Type:        
Roles:               
Service Level:       Self-Support
Usage:               
Add-ons:             
Status Details:      Subscription is current
Subscription Type:   Standard
Starts:              05/15/2020
Ends:                05/15/2021
Entitlement Type:    Physical 


2.  Removes a subscription from the system, but does not uninstall the associated products

[root@rhel7server ~]# subscription-manager list remove --serial=6962394672086745149
1 local certificate has been deleted.
The entitlement server successfully removed these serial numbers:
   6962394672086745149

or 

[root@rhel7server ~]# subscription-manager list remove --all


5. Unregister this system from the Customer Portal or another subscription management service

[root@rhel7server ~]# subscription-manager unregister 
Unregistering from: subscription.rhsm.redhat.com:443/subscription
System has been unregistered. 


6. Removes all local system and subscription data

[root@rhel7server ~]# subscription-manager clean
All local data removed


Your system will be unsubscribed from Red Hat Subscription Manager

Check more command syntax in cheat sheet
Subscription-manager cheat sheet : Download from here

Thanks for reading
For any suggestion and question, Please write in comment section !!

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