21252: Invalid RegionPositive FeedbackNegative FeedbackERROR: 21252error-21252 page anchorPositive FeedbackNegative FeedbackSIP TRUNKINGERROR Descriptiondescription page anchorPositive FeedbackNegative Feedback Possible causespossible-causes page anchorPositive FeedbackNegative Feedback The Region requested is not valid. Possible solutionspossible-solutions page anchorPositive FeedbackNegative Feedback Please see Localized Termination URIs for more information on the valid Elastic SIP Trunking Regions.