Merge branch 'main' into repo_sync_working_branch

Author: Ruchika-mittal01

defender-endpoint/enable-network-protection.md

@@ -3,7 +3,7 @@ title: Turn on network protection
 description: Enable network protection with Group Policy, PowerShell, or Mobile Device Management and Configuration Manager.
 ms.service: defender-endpoint
 ms.localizationpriority: medium
-ms.date: 05/13/2025
+ms.date: 05/15/2025
 ms.topic: conceptual
 author: emmwalshh
 ms.author: ewalsh
@@ -192,7 +192,7 @@ Use the following procedure to enable network protection on domain-joined comput
 
    | Windows Server version | Commands |
    |---|---|
-   |Windows Server 2019 and later | `set-mpPreference -AllowNetworkProtectionOnWinServer $true` |
+   |Windows Server 2019 and later | `set-mpPreference -AllowNetworkProtectionOnWinServer $true` <br/> `set-MpPreference -AllowDatagramProcessingOnWinServer $true`|
    |Windows Server 2016 <br/>Windows Server 2012 R2 with the [unified agent for Microsoft Defender for Endpoint](/defender-endpoint/enable-network-protection) | `set-MpPreference -AllowNetworkProtectionDownLevel $true` <br/> `set-MpPreference -AllowNetworkProtectionOnWinServer $true` <br/> `set-MpPreference -AllowDatagramProcessingOnWinServer $true`|
 
    > [!IMPORTANT]

defender-office-365/anti-spam-protection-about.md

@@ -145,7 +145,7 @@ These settings aren't configured in the default anti-spam policy by default, or
 
   ² For **High confidence phishing**, the **Move message to Junk Email folder** action is effectively deprecated. Although you might be able to select the **Move message to Junk Email folder** action, high confidence phishing messages are always quarantined (equivalent to selecting **Quarantine message**).
 
-  ³ You can use this value as a condition in [Mail flow rules in Exchange Server](/exchange/policy-and-compliance/mail-flow-rules/mail-flow-rules) to filter or route messages for mailboxes in on-premises Exchange environments.
+  ³ You can use this value as a condition in [Mail flow rules in Exchange Server](/exchange/policy-and-compliance/mail-flow-rules/mail-flow-rules) to filter or route messages for mailboxes in on-premises Exchange environments only (not in Exchange Online).
 
   ⁴ If the spam filtering verdict quarantines messages by default (**Quarantine message** is already selected when you get to the page), the default quarantine policy name is shown in the **Select quarantine policy** box. If you _change_ the action of a spam filtering verdict to **Quarantine message**, the **Select quarantine policy** box is blank by default. A blank value means the default quarantine policy for that verdict is used. When you later view or edit the anti-spam policy settings, the quarantine policy name is shown. For more information about the quarantine policies that are used by default for spam filter verdicts, see [EOP anti-spam policy settings](recommended-settings-for-eop-and-office365.md#eop-anti-spam-policy-settings).