21252: Invalid RegionPositive FeedbackNegative FeedbackERROR: 21252error-21252 page anchorPositive FeedbackNegative FeedbackELASTIC SIP TRUNKINGERROR Descriptiondescription page anchorPositive FeedbackNegative FeedbackInvalid Region 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.