Avamar: How to Create, Modify, or Verify NetApp NDMP User Settings for Backup Operations
Summary:
Instructions to create, modify, or verify NetApp Network Data Management Protocol (NDMP) user settings using System Manager UI. Noting a UI issue where passwords are not set; use CLI
to generate the NDMP user password (node level: `ndmpd password ndmp password `; SVM level: `vserver services ndmp generate-password -vserver -user ndmp`)
Verify NDMP service status with `system services ndmp show` (node) or `vserver services ndmp show` (SVM).
...
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Instructions
Create, Modify, or Verify NetApp NDMP User Settings.
Web UI Method
Use the NetApp System Manager to add a new NDMP user.
- Open a web browser and navigate to
https://<NETAPP_MANAGEMENT_IP>/ - Go to Configurations > Users
- Click the Add icon to create a new user.

Caution: The NetApp UI may not set the NDMP password correctly. If the password is not recognized for NDMP backups, generate it using CLI as described below.
CLI Method - Generate NDMP Password.
Run the appropriate command based on where the NDMP service is enabled.
# Node‑level NDMP service
ndmpd password ndmp password XXXXXXXXXXXXXX
# Cluster (SVM)‑level NDMP service
vserver services ndmp generate-password -vserver [SVM_NAME] -user ndmp
Verify NDMP Service Status.
Check whether NDMP is enabled on the node or SVM.
# Node level – NDMP disabled
system services ndmp show
Node Enabled Clear Text User ID
-------- -------- ----------- -------
[NETAPP_NODE] false true root
# Node level – NDMP enabled
system services ndmp show
Node Enabled Clear Text User ID
-------- -------- ----------- -------
[NETAPP_NODE] true true root
# Cluster (SVM) level – NDMP disabled
vserver services ndmp show
VServer Enabled Authentication type
-------- -------- --------------------
[SV M_NAME] false challenge
# Cluster (SVM) level – NDMP enabled
vserver services ndmp show
VServer Enabled Authentication type
-------- -------- --------------------
[SV M_NAME] true challenge
# Detailed SVM view (example)
vserver services ndmp show -vserver [SV M_NAME]
Vserver: [SV M_NAME]
NDMP Version: 4
Ignore Ctime: false
Enable Offset Map: true
Enable TCP Nodelay: false
TCP Window Size: 32768
Data Port Range: all
Enable Backup Log: true
Enable per Qtree Exclusion: false
Authentication Type: challenge
Enable NDMP on Vserver: false
Preferred Interface Role: intercluster, data
Is Secure Control Connection Enabled: false
Note: There is a known issue on NetApp wherein the password for the NDMP user is not properly set. It is not recognized for use for NDMP backups when an NDMP user is created from the NetApp System Manager UI. If you run into this situation, open CLI access to NetApp and let the NetApp system generate the NDMP user password. Depending where the NDMP service is enabled, use the appropriate commands accordingly.
Affected Products
Avamar, Avamar Plug-in for NDMPArticle Properties
Article Number: 000189649
Article Type: How To
Last Modified: 11 Nov 2025
Version: 3
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