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  1. Home
  2. NetBackup™ Upgrade Guide
  3. Client upgrade
  4. Upgrading UNIX and Linux clients with the NetBackup upgrade script
NetBackup™ Upgrade Guide

Upgrading UNIX and Linux clients with the NetBackup upgrade script

Use the following procedure to upgrade to NetBackup 11.2 on UNIX and Linux clients:

To upgrade UNIX and Linux clients with the NetBackup upgrade script:

  1. Log in to the client as root.
  2. Navigate to where the ESD images (downloaded files) reside and enter the command shown:

    ./install

  3. When the following message appears press Enter to continue:
    NetBackup Installation Script
    Copyright (c) 2025 Cohesity, Inc. All rights reserved
    
    
                    Installing NetBackup Client Software
    
    
    Please review the COHESITY SOFTWARE TERMS OF USE located on
    the installation media before proceeding. The agreement includes
    details on the NetBackup Product Improvement Program.
    
    For NetBackup installation and upgrade information specific to your
    platform and to find out if your installed EEBs or hot fixes are
    contained in this release, check the Installation and Upgrade checklists
    and the Hot Fix and EEB Release Auditor, both available on the Cohesity
    Services and Operations Readiness Tools (SORT) page:
    https://sort.veritas.com/netbackup
    
    Do you wish to continue? [y,n] (y)
  4. After NetBackup checks for required system conditions, press Enter to continue.

    Do you want to install the NetBackup client software for this client? [y,n] (y)

  5. (Conditional) If your environment uses NetBackup Certificate Authority, the installer retrieves certificate details and prompts you to confirm the information. After you confirm the certificate authority information, you are prompted for authorization token information.
  6. If your environment uses an external certificate authority, provide the external certificate authority information at the prompts shown:
    Enter the certificate file path or q to skip security configuration:
    /usr/eca/cert_chain.pem
    
    Enter the trust store location or q to skip security configuration:
    /usr/eca/trusted/cacerts.pem
    
    Enter the private key path or q to skip security configuration:
    /usr/eca/private/key.pem
    
    Enter the passphrase file path or q to skip security configuration
    (default: NONE): /usr/eca/private/passphrase.txt

    Note:

    Be aware the passphrase file path is optional.

  7. If prompted, indicate how the upgrade should handle the Java BAR GUI and the JRE binaries.

    The Backup, Archive and Restore (BAR) GUI and JRE can be optionally included with NetBackup. The BAR GUI and JRE packages are currently not installed on this host.

    Choose an option from the list below.

    1) Include the BAR GUI and JRE.

    2) Exclude the BAR GUI and JRE.

    BAR GUI and JRE option: [1,2] (2) :

    If you specify 1, the Java BAR GUI and JRE binaries are installed or upgraded, based on the status of the server. If you specify 2, the Java BAR and JRE binaries are removed or excluded, based on the status of the server.

  8. If prompted, indicate how the upgrade should handle the NetBackup DirectIO pacakge binaries.

    NetBackup DirectIO is only for customers planning to write to Cohesity Data Protect clusters.

    The NetBackup DirectIO package is currently install_state on this host. The NetBackup DirectIO package can be optionally included with NetBackup.

    Choose an option from the list below.

    1) Include the NetBackup DirectIO package.

    2) Exclude the NetBackup DirectIO package.

    If you specify 1, the NetBackup DirectIO package is installed or upgraded, based on the status of the server. If you specify 2, the NetBackup DirectIO package is removed or excluded, based on the status of the server.

  9. If there are no problems, the installer exits without error.

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