Section: Modify Bearer Response
Content: The Modify Bearer Response message shall be sent on the S11/S4 interfaces by the SGW to the MME/S4-SGSN, on the S5/S8 interfaces by the PGW to the SGW and on the S2b interface by the PGW to the ePDG as part of the procedures listed for the Modify Bearer Request (see clause 7.2.7). If the MME has sent the counter for the RRC Cause "MO Exception data" in the Modify Bearer Resquest, the MME shall reset the counter value when receiving the Modify Bearer Response message. If handling of default bearer fails, then Cause at the message level shall be a failure cause. Possible Cause values are specified in Table 8.4-1. Message specific cause values are: - "Request accepted". - "Request accepted partially". - "Context not found". - "Service not supported". Table -1: Information Elements in a Modify Bearer Response Table -2: Bearer Context modified within Modify Bearer Response Table -3: Bearer Context marked for removal within Modify Bearer Response Table 7.2.8-4: Load Control Information within Modify Bearer Response Table 7.2.8-5: Overload Control Information within Modify Bearer Response Table 7.2.8-6: PGW Change Info within Modify Bearer Response