NetWorker

Dell NetWorker remediation is available for the Apache Log4j Remote Code Execution Vulnerability that may be exploited by malicious users to compromise the affected system. Dell Technologies recommends implementing this remediation as soon as possible in light of the critical severity of the vulnerability.

Unable to log in to NetWorker Web User Interface (NWUI) launched from the NetWorker server. "Failed to authenticate user administrator with the provided password on Authentication Server <server name>

The best practice is to manually stop NetWorker services before rebooting. NetWorker has multiple databases so anytime a server is rebooted it is recommended that NetWorker services be stopped properly before the operating system shuts down. Improper shutdown can have unpredictable results such as database corruption, jobs stop responding, general server instability, and so forth. The most reliable way to do this is to manually stop NetWorker Services and be sure that they are stopped before rebooting.

The NetWorker VMware Protection (NVP) solution is configured for Virtual Machine (VM) backups. The NetWorker server is configured with Dynamic Association (DA) rules to identify VMs at the time of backup. The NetWorker Management Console (NMC) group properties "Preview All Virtual Machines" returns the following error for one or more groups "Cannot invoke "COM.legato.gst.GtValueList.Iterator()" because "children" is null"

The NetWorker Management Console (NMC) webpage fails to load from one or more specific hosts. The NMC server service is running, and port connectivity tests are successful. The web browser returns error "ERR_TUNNEL_CONNECTION_FAILED"

This KB provides an overview of the methods that can be used to identify the NetWorker software. The purpose of this KB is to assist NetWorker administrators and Customer Support Team (CST) with collecting information when opening a NetWorker Service Request (SR).

This article provides a general overview of how to upgrade the NetWorker VMware Protection (NVP) vProxy appliance.

This article provides a general overview of how VMware Virtual Machine (VM) backup levels and sizes that are reported in NetWorker when using the NetWorker VMware Protection (NVP) solution.

How to purge Lotus Transaction log files from Domino Server.

Oracle schedule backup fails with error. The NMDA error message has been lost. Set NSR_DEBUG_LEVEL to a value greater than 0 and run NMDA.

This KB provides a general overview of how NetWorker save set retention works in regards to backup levels and dependencies.

This article provides some general guidelines or best practices for when upgrading the NetWorker server and NetWorker Management Console software on a Windows server. Full details on NetWorker installations or requirements are found in the NetWorker Installation Guide.

When vault Data Domain fills up, symptoms include high capacity usage, poor deduplication, and expiration failures. The root cause is inadequate capacity planning, improper backup configuration, and unchecked saveset accumulation across DD, Networker, Avamar, and Cyber Recovery.

Bare Metal Restore (BMR) Wizard fails with error "Error trying to validate NetWorker Server credentials: No response from server"

Microsoft Exchange DAG (Database Availability Group) incremental backups cannot be restored using NetWorker Module for Microsoft (NMM) 19.4.x.

When trying to log in to the NetWorker Management Console (NMC) server an error message stating "There is a problem contacting the server, server_hostname. Please verify that the server is running" appears.

The NetWorker VMware Protection (NVP) integration is configured with the vProxy Appliance. The virtual machine (VM) backup for some VMs fails with a consolidation error message.

NetWorker VM backups fail with error: Backup has failed: Backup has FAILED. Unable to create snapshot. Unable to create non-quiesced snapshot after a retry attempt: An error occurred while saving the snapshot: Exceeded the maximum number of permitted snapshots.

Troubleshooting a Backup Failures of NetWorker client-based backups.

List of the Apache and tomcat versions which are part of the different NetWorker Management Console (NMC) and NetWorker server versions.

If inconsistent block size settings are used in the 2-way NDMP data transfer path, the NDMP backup will not work and the tapes used during the backup may be marked full prematurely. It has been observed that the NDMP backup will start but the tape loaded in the drive gets marked full immediately, even if there is space remaining on the tape.

NetWorker is configured with external authentication using LDAPS (either Microsoft Active Directory (AD) or LDAP server). Authentication for external accounts fails with HTTP 500 or HTTP 404 and reports "Verify that the authentication service on [server name] is running."

The recovery of an Oracle RMAN database using NetWorker Module for Databases and Applications (NMDA) was failing and registering the following error: "Unable to connect to nsrd on host <NMDA_client_FQDN> for RAP credentials: Program not registered (100:12:11)". Backups and archive logs recovery logs were working as expected.

This KB provides instructions for installing the NetWorker client and extended client packages on a Windows system from the command line.

License validation fails with "Unable to check out 'NETWORKER_UPDATE': status - -9 'Invalid host. (-9,57)'."

NetWorker Server’s or Client’s service disruption in HA (High Availability) cluster nodes that are installed with RHEL (Red Hat Enterprise Linux) 8.2, 8.3, 8.4, 8.6 operating system versions.

This KB provides a general log location for NetWorker Virtual Edition (NVE) upgrade or install failures.

NetWorker Module for Microsoft (NMM) can perform restores of Hyper-V Virtual Machine (VM) backups from the command-line. This article explains how to use command-line restore with NMM.

When installing the NetWorker Management Console (NMC) or NetWorker Web User Interface (NWUI) on a Windows host, it fails to connect to the NetWorker authentication server. The NMC/NWUI server is separate from the NetWorker server. Name resolution and port connection tests are successful. The problem occurs when TLS 1.1 and 1.2 are disabled on the standalone NMC server.

This KB provides an overview of how to approach and resolve general issues that are observed with NMC services and accessibility.