Use the following steps to manually create a remote domain from the Exchange Management PowerShell. Before proceeding, verify that you have your journaling address from the Mail Sources > SMTP journaling page in the Barracuda Cloud Archiving Service web interface. Use your region-specific MAS hostname, for example: mas.barracudanetworks.com
See Data Centers by Region for a list of region-specific MAS hostnames. Log in to the Exchange Server, and click Exchange Management Shell. Execute the following command to create the remote domain; this command ensures TNEF encoding is disabled and auto-forwarding is enabled, where mas.barracudanetworks.com represents the domain in your journaling address: New-RemoteDomain -DomainName mas.barracudanetworks.com -Name "Cloud Archiver Domain"
Get-RemoteDomain | Where {$_.DomainName -eq "mas.barracudanetworks.com"} | Set-RemoteDomain -TNEFEnabled $false -AutoForwardEnabled $true Enter the following command to verify the settings: Get-RemoteDomain | Where {$_.DomainName -eq "mas.barracudanetworks.com"} |Format-table Name, DomainName, TNEFEnabled, AutoForwardEnabled This command ensures TNEF encoding is disabled and auto-forwarding is enabled. Barracuda Networks recommends disabling TNEF encoding. Auto-forwarding is enabled to allow mail for the contact to be forwarded to the Barracuda Cloud Archiving Service. Create Alternate Email Address for NDR Delivery In the EAC, click recipients in the left pane, select mailboxes at the top of the page, and then click the + symbol to create an alternate journaling mailbox: In the new user mailbox page, enter details for the alternate journaling mailbox: Click save. The new mailbox displays in the mailboxes list: Hide Alternate Contact from GAL Barracuda Networks recommends hiding the alternate mail contact from the GAL; to do so, with the new mailbox still selected, click the Edit icon. In the general page, turn on Hide from address lists: Create Send Connector for the Remote Domain To route journaled mail that is sent to the contact to the Barracuda Cloud Archiving Service, use the following steps to create a Send Connector for the Remote Domain: Open the EAC, click mail flow in the left pane, select send connectors at the top of the page, and click the + symbol to create a new send connector: In the Name field, enter a name for the connector, and in the Type section, select Custom: Click next. (Recommended) In the Network settings page, select MX record associated with recipient domain. If you need to route mail through a smart host, contact Barracuda Networks Technical Support. Click next. In the Smart host authentication page, because authentication is not used on the smart host connection to the Barracuda Cloud Archiving Service, no changes are necessary; click next: In the Address space section, click the + symbol: In the Address Space page, enter the domain portion of your journaling address: The domain is added to the Address space list: Click next. In the Source server section, click the + symbol: Verify all of the Exchange Servers that are in the CAS role are listed; click add to add additional servers: Click OK. In the Source server page, the selected servers display: Click finish. The new send connector displays as enabled in the send connectors list: Click the Edit () icon to edit the Send Connector properties. From the Maximum send message size (MB) drop-down list, select unlimited: Click save. Create Journal Rule Use the following steps to set up a journal rule: Log in to the EAC and click compliance management in the left pane, select journal rules at the top of the page, and then click the + symbol: In the new journal rule page, enter the following details: Enter a name for the journal rule. From the If the message is sent or received from list, select Apply to all messages. From the Journal the following messages list, select All messages. In the Send Journal Reports field, enter the SMTP address provided under Mail Sources > SMTP Journaling in the Cloud Archiving Service: Click save. If the warning message Do you want this rule to apply to all future messages displays, click yes. The journal rule check box displays selected in the journal rules page: In the Send undeliverable journal reports to section, click Select address: In the non-delivery reports window, click browse: Browse to and select the alternate mailbox created: Click OK. Verify your selection, and then click save: The address displays in the Send undeliverable journal reports to section: