Exchange 2013 Increase Maximum Receive Message Size

In Exchange 2012 by default the maximum size message you can receive is 36mb, this limit is determined by a  receive connector , specifically the default front end server. To increase this we can do it two ways, either via powershell of via the gui – Exchange Admin Center.Obviously this value can also be decreased.

Increase Maximum Receive Message Size With Powershell Exchange 2013

To do this launch the Exchange 2013 Exchange Management Shell and enter the command below.

Firs get the name of you connector with

Get-ReceiveConnector

Then

Set-ReceiveConnector -Identity Defaultconnector -MaxMessageSize 54096

Where “Default connector” is the name of your default frontendTransport Connector and MaxMessageSize is set to 54meg here.

Now restart the Microsoft Exchange transport Service to complete the task.

Microsfot exchange transport Service

Increase Maximum Receive Message Size With Exchange Admin Center

We first need to launch the EAC and select Mail Flow

Exchange 2013 Mailflow

Once done we then select Receive Connectors and select the Default Frontend YOURSEVERNAME connector.Once done, select the pencil to edit.As you can see below, in the general tab you can edit the maximum receive message send size to what you would like to use. Do so and click save..

increase or decrease max message receive size

 

Again restart the Microsoft Exchange Transport service to make these changes take effect.

Allen White

Allen is a Consultant for ITPS in the North East of England and holds the following accreditations. MCSA, MCSE, MCTS, MCITP, CCA, CCSP, VCP 4,5 and HP ASE, AIS - Network Infrastructure.

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