Duplicate models being created in Spectrum via SouthBound Gateway (SBGW)

Products

• CA Spectrum
• DX NetOps

Issue/Introduction

SouthBound gateway configuration is creating duplicate event models with the same name even though the model already exists under the EventAdmin model.

Environment

Release : 20.2, 21.2, 22.2

Component : Spectrum Core / SpectroSERVER

Cause

• Review your SBGW configuration and ensure Varbind 106 is not being used.
• Using Varbind 106 within SBGW will cause unexpected results such as event model duplication.

Resolution

• A code defect has been identified where using Varbind 106 within SBGW will cause unexpected results such as event model duplication.
• Do not use varbind 106 within your SBGW Configuration. 
• This is resolved in 22.2.5 with 22.02.05.D190 patch.
• This is resolved in 22.2.11.

https://techdocs.broadcom.com/us/en/ca-enterprise-software/it-operations-management/spectrum/22-2/release-information/issues-resolved.html

Symptom:  Duplicate event models are created in Spectrum via SouthBound Gateway when the 106 varbind value changes. 
Resolution:  With this fix, Spectrum does not create duplicate event models via SouthBound Gateway when the 106 varbind value is changed. (DE565091, 33418004, 22.2.11) 

Additional Information

• The duplicates are only generated when the value pass on the 106 Varbind is changing.
• If the same value is passed a duplicate is no generated.