When can the SMF maintain the source non-3GPP access path?
When the Access Path Switching Lifetime Value expires
When the SMF does not receive any successful Nsmf_PDUSession_UpdateSMContext Request including AN Tunnel Info within the Access Path Switching Lifetime Value
When the SMF receives the successful result in Nsmf_PDUSession_UpdateSMContext Response
When the SMF does not receive any successful Nsmf_PDUSession_UpdateSMContext Response within the Access Path Switching Lifetime Value
None of the above