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Home > Knowledgebase > 503 Authentication Error While Trying To Send Email. 07 Sep 2010
503 Authentication Error While Trying To Send Email.


From Outlook/Express (versions maybe different to below Instuctions)

Outlook Express
Tools>Accounts>Mail

Single Click the Account Having Problems
> Click Properties
> Click Servers
> Tick the box at the bottom saying "my server requires authentication"
> Click OK

This Will Now Work


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Outlook 2000/2002xp/2003

Click Tools > Email Accounts > View
Double Click Account Having Problems

Click More Settings

Click Outgoing Server Tab

Tick Box "My Outgoing Server Requires Authentication"
Leave Radio button set to "use same settings as incoming mail server"



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Additional Information
Article ID: 2
Author: Mr.CANBOLAT - AnaHost Staff
Created On: 01 Feb 2006
Edited On: 22 Nov 2007
Edited By: Oguzhan
Views: 4330

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