I do some very simple LAPDm test. Establishing link. ms_to_bts_l1_cb: MS(us) -> BTS prim message bts_to_ms_tx_cb: MS->BTS(us) message 29 BTS: Verifying CM request. Confirming ms_to_bts_tx_cb: BTS->MS(us) message 9 MS: Verifying incoming primitive. Sending back to MS ms_to_bts_tx_cb: BTS->MS(us) message 21 MS: Verifying incoming MM message. ms_to_bts_l1_cb: MS(us) -> BTS prim message Sending back to BTS ms_to_bts_l1_cb: MS(us) -> BTS prim message bts_to_ms_tx_cb: MS->BTS(us) message 14 BTS: Verifying dummy message. Success.