This section describes how to create and customize HTTP error templates that you can use to send customized HTTP error messages to the users.
Figure 195: Traffic Controls > HTTP — Error templates
 
To customize HTTP error templates
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To create or edit an HTTP error template, navigate to Traffic Controls > HTTP > Error templates. - 
To create a new error template, select Create new template and name your template. The new template contains all the error message templates listed on the Error templates page. 
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To modify an error template, select the template and click Edit. 
 The following error message templates are available: - 
Authentication Failed 
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Bad Content 
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Client Syntax 
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Client Timeout 
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Connection Error 
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FTP Error 
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Internal Error 
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Invalid URL 
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I/O Error 
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Policy Syntax 
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Policy Violation 
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Redirect 
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Server Syntax 
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Server Timeout 
 
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Select or modify the brand name, the color, and optionally the logo that is displayed on the customized HTTP error pages. 
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(Optional) Using Markdown language, customize the default content of the error message templates. 
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To check the layout and the content of an error message template, click Preview. 
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Save the error template. 
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In Traffic Controls > HTTP > Settings, select a setting, and in the Error template option, select the error template that you created or customized in this procedure. For more information, see Creating and editing protocol-level HTTP settings. 
