I am sending E-mails with 3 attchments from ASP.net application using FileUpload control,am able to send attachment with maximum allow attachment size just around 2MB but my requirement is max allow attachment size is 10MB.when i send over 2 MB file size It return theerror:SMTP Error Message: The operation has timed out.
I have configured the web.config file
<smtp from="pcb@pactinc.com">
<network host="secure.emailsrvr.com" port="xxx" userName="xxx@pactinc.com" password="xxx" defaultCredentials="false"/>
</smtp>
<httpRuntime executionTimeout="1000" maxRequestLen ...
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