Windows Security Log Event ID 856

856: The Windows Firewall setting to allow unicast responses to multicast/broadcast traffic has changed

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• Description of this event
• Field level details
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Windows logs this event when an administrator changes the local policy of the Windows Firewall or a group policy refresh results in a change to the Windows Firewall whether it should allow unicast responses to multicast and broadcast traffic.

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Description Fields in 856

• Policy origin: Group Policy or Local Policy
• Profile changed: Standard or Domain

New Settings:

• Allow unicast responses to multicast/broadcast traffic: Enabled or Diasabled

Old Settings:

• Allow unicast responses to multicast/broadcast traffic: Enabled or Diasabled

 

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