Data Forwarding Address in Message with Non-Relocation Indication

A method comprising:

• receiving, by a first base station from a wireless device:
• uplink data associated with a first radio bearer configured for a small data transmission (SDT) procedure;
• and
• a radio resource control resume request message;
• sending, by the first base station to a second base station, a first message requesting to retrieve a wireless device context of the wireless device;
• and
• receiving, by the first base station from the second base station, a second message indicating:
• not to relocate the wireless device context of the wireless device;
• the first radio bearer configured for the SDT procedure;
• and
• a data forwarding address for uplink data associated with the first radio bearer.

A method comprising:

• receiving, by a wireless device from a second base station having a wireless device context of the wireless device, a radio resource control release message:
• indicating to suspend one or more radio bearers associated with the wireless device context;
• and
• transitioning the wireless device to a radio resource control (RRC) inactive state;
• receiving, by the wireless device in the RRC inactive state, a bearer configuration indicating that a first radio bearer of the one or more radio bearers is configured for a small data transmission (SDT) procedure;
• transmitting, by the wireless device to a first base station, a radio resource control (RRC) resume request message;
• and
• transmitting, by the wireless device in the RRC inactive state to the second base station via the first base station using a data forwarding address, uplink data of the first radio bearer, wherein the data forwarding address is comprised in a second message indicating:
• not to relocate the wireless device context of the wireless device;
• and
• the first radio bearer configured for the SDT procedure.