[How-to] Relay mail from copiers or scanners through Office 365

On March 24, 2014, in How-to, by Cubert aka (Cube Dweller)

 Sending mail from network devices through Office 365

You just completed a migration to Office 365 for all your users but now you need to relay mail from network devices like copiers and scanners. You will need to setup a relay connector in Office 365 to allow these simple SMTP devices to relay mail to you or other 3rd party email addresses.

Below is the basic instructions on how… Continue reading

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 5.7.1 Client does not have permissions to send as this sender

This is what your Microsoft Exchange 2007 and or 2010 server may report when you try to send email through the Exchange server when permissions have been fouled up. The First this to check on is the “Manage Send As Permissions” under the user mailbox properties in the Exchange Management Console. Access the Exchange management console and select the user… Continue reading

Create new connector and assign relay permissions.

Pretty simple really,

Open your exchange power shell and enter the following cmds to create and set permissions on your new connector. Use the New-ReceiveConnectorcmdlet to create the Receive connector Anonymous Relay that listens on local IP addresses.
New-ReceiveConnector -Name “Anonymous Relay” -Usage Custom -PermissionGroups AnonymousUsers -Bindings 192.168.1.5:25 -RemoteIpRanges 192.168.1.1-192.168.1.255
 

Now we must use the Exchange Shell to grant relay… Continue reading

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Cleaning Up the Exchange 2003 Server’s SMTP Queues after NDR attacks

On May 7, 2010, in How-to, by Cubert aka (Cube Dweller)

Warning: This process will delete all email that is due to go to external recipients. Internal messages are not affected, neither are new inbound messages from the Internet unless they are from the spammer continuing to try and abuse your server.

Capturing the Messages Into a Single Queue

This process requires an SMTP connector for all addresses. If you don’t already have one (with a * on the Continue reading

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