active-charging service ruledef dns return-code

Configures rule expression to match response code in DNS response messages.

Privilege Level

Security Administrator, Administrator

Syntax

dns return-code operator return_code 

operator

Specify how to match.

Must be one of the following:

  • =: Equals.

  • !=: Does not equal.

return_code

Specify the response code to match.

Must be one of the following:

  • format-error: DNS response: Format Error.

  • name-error: DNS response: Name Error.

  • no-error: DNS response: No Error.

  • not-implemented: DNS response: Name server does not support the requested query.

  • refused: DNS response: Refused to perform specified operation.

  • server-failure: DNS response: Server Failure.

Usage Guidelines

Use this command to define rule expressions to match response code in DNS response messages.

Example

The following command defines a rule expression to match a DNS response code "refused":
dns return-code = refused