The BTS needs some of the SI3 parameters like BS_AG_BLKS_RES for
internal computations, so make sure we send it after the connection
has been established.
Change-Id: I5dc3724f79e669f52593cd776806d84b4dd4bf5c
which allows us to send RR IMMEDIATE ASSIGNMENT (DL/AGCH) and
RR MEASUREMENT REPORT (UL/SACCH) messages from tests.
Change-Id: Ic75041e84c15c77805ecafb823bf7108920675ca