Section: 7.5.2 Create Forwarding Tunnel Response
Content: A Create Forwarding Tunnel Response message shall be sent by a Serving GW to a MME as a response to a Create Forwarding Tunnel Request message. Table 7.5.2-1 specifies the presence requirements and the conditions of the IEs in the message. The Cause value indicates if Data Forwarding Resources has been created in the Serving GW or not. Data Forwarding Resources have not been created in the Serving GW if the Cause differs from "Request accepted". Possible Cause values are specified in Table 8.4-1. Only the Cause IE shall be included in the response if the Cause IE contains another value than "Request accepted". Table 7.5.2-1: Information Elements in a Create Forwarding Tunnel Response