Avamar: Exchange VSS Plugin - (Main Resolution Path)

This Main Resolution Path for the Avamar Exchange Plugin aims to assist Avamar backup administrators or support engineers during the first steps of troubleshooting.

In this document links are provided to the most relevant Exchange Plugin knowledge articles, however many other related articles exist on the Dell Support Website.

The first step is to understand the nature of the issue, and apply the appropriate troubleshooting techniques.

With that in mind, it is imperative get a clear idea of the issue by asking the Avamar end user or Customer to describe in detail.

Once the issue is clear, the logs and environment information needed for the troubleshooting should be collected. 

The following articles can be used as reference:

• Avamar: Exchange VSS plugin - How to collect logs and environment information for troubleshooting (000021922)
• Avamar: Enabling debug logging for Exchange VSS plugin (000021941)

Depending on the type of issue encountered, additional articles are available including, but not limited to, the following:

Common configuration articles:

• Avamar: How to deploy an Exchange Proxy for Avamar GLR (000163514)
• Avamar: DAG Cluster Registration fails with "The selected cluster network does not support external communication" (000057739)
• Avamar: Exchange and Log Truncation Exchange 2010 (000163391)
• Avamar: Exchange 2013 Database Availability Group (DAG) failed to bring up the Cluster agent service (000051394)
• Avamar: MS Exchange 2013 DAG without AAP is not supported for Avamar federated backups (000166194)
• Avamar: Unable to browse DAG for DB backup due to mismatching CID (000039510)
• Avamar: Unable to register Windows cluster due to "Backup" network (000039560)

For VSS Backup, Restore, Performance, and ItemPoint-GLR related issues, see the following Resolution Paths:

• Avamar: Exchange VSS Plugin (Backup Resolution Path) (000019513) 
• Avamar: Exchange VSS Plugin (Restore Resolution Path) (000019878)
• Avamar: Exchange VSS Plugin (Performance Resolution Path) (000019905)
• Avamar: Avamar Plugins (EMC ItemPoint Resolution Path) (000022495)

More References:

1. Avamar for Exchange VSS User Guides: 

• Dell EMC Avamar for Exchange VSS 19.7 User Guide
• Dell Avamar for Exchange VSS 19.8 User Guide
• Dell Avamar for Exchange VSS 19.9 User Guide

The guides contain a chapter called Troubleshooting which presents common issues with their respective solutions.
 

2. Avamar Release Notes documents: 

• Dell EMC Avamar 19.7 Release Notes
• Dell Avamar 19.8 Release Notes
• Dell Avamar 19.9 Release Notes
• Dell Avamar 19.10 Release Notes

The release notes contain an extensive section called "Fixed problems" which lists the issues that have been resolved since the previous release.
 

3. Dell Technologies E-Lab Navigator

When troubleshooting an issue, it is best practice to check if the specific environment is supported or not.