rhinokrot.blogg.se

To change the maximum message size for Exchange Web Services clients, you need to change the value of maxAllowedContentLength in both web.config files, and all 14 instances of maxReceivedMessageSize="67108864" in the web.config file on Mailbox servers. There are 14 separate instances of the value maxReceivedMessageSize="67108864" that correspond to different combinations of bindings (http and https) and authentication methods. %ExchangeInstallPath%ClientAccess\exchweb\ews\web.configġ4 instances of maxReceivedMessageSize="67108864" %ExchangeInstallPath%FrontEnd\HttpProxy\ews\web.config To change the maximum message size for ActiveSync clients, you need to change the value of maxRequestLength in the web.config file on Client Access servers and Mailbox servers, MaxDocumentDataSize in the web.config file on Mailbox servers, and maxAllowedContentLength in IIS Manager on Client Access servers and Mailbox servers.

After you change the value in IIS Manager, a new maxAllowedContentLength key is written to the corresponding web.config file ( %ExchangeInstallPath%FrontEnd\HttpProxy\Sync\web.config on Client Access servers, and %ExchangeInstallPath%ClientAccess\Sync\web.config on Mailbox servers). You need to change the value on Client Access servers and on Mailbox servers. To change the maxAllowedContentLength value, enter a new value in bytes, and click Apply. In the results, expand requestLimits, and you'll see maxAllowedContentLength and the default value 30000000 (bytes). Verify Features View is selected, and double-click Configuration Editor in the Management section.Ĭlick the dropdown arrow in the Section field, navigate to system.webServer > security and select requestFiltering. On Mailbox servers, open IIS Manager, navigate to Sites > Exchange Back End and select Microsoft-Server-ActiveSync. On Client Access servers, open IIS Manager, navigate to Sites > Default Web Site and select Microsoft-Server-ActiveSync. To see these values for ActiveSync on Client Access Servers and Mailbox servers in IIS Manager, perform the following steps: The default value is 30000000 bytes (30 MB). However, the maximum message size for ActiveSync is affected by the maxAllowedContentLength value that is applied to all web sites on the server.

%ExchangeInstallPath%ClientAccess\Sync\web.configīy default, there is no maxAllowedContentLength key in the web.config files for ActiveSync. MaxAllowedContentLength="30000000 bytes" Not present by default (see comments). %ExchangeInstallPath%FrontEnd\HttpProxy\Sync\web.config These limits are described in the following tables. You configure these values in web.config files on Client Access servers and Mailbox servers.

If you change the Exchange organization-wide message size limits, you need to verify that the message size limits for Outlook Web App, ActiveSync, and Exchange Web Services are set accordingly.

However, there are client-specific message size limits you can configure for Outlook Web App and email clients that use ActiveSync or Exchange Web Services (EWS). For more information, see Message size limits. In Microsoft Exchange Server 2013, there are several different message size limits that apply to messages as they travel through your Exchange organization.