Troubleshooting
Problem
You might notice that in some events the Source MAC address is not extracted in the DSM Editor.
Symptom
When analyzing the events with DSM Editor, QRadar shows that it is able to match the MAC address. This indicates the regex is OK, however, the information does not display in the Source MAC field:

Document Location
Worldwide
[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSBQAC","label":"IBM Security QRadar SIEM"},"ARM Category":[{"code":"a8m0z000000CbVWAA0","label":"ATS-Infrasec"}],"ARM Case Number":"TS003961532","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All Version(s)","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]
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Document Information
Modified date:
21 August 2020
UID
ibm16257653