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Move WAIT_RELEASE tbf_state transition to tbf_fsm 

While at it, method maybe_start_new_window is renamed to
rcvd_dl_final_ack to make more sense out of the code.

Related: OS#2709
Change-Id: Iebd650c1036ef2d5132789778be7117ce3391c01
This commit is contained in:
Pau Espin 2021-07-26 12:33:39 +02:00
parent c32c4a3648
commit efcb046ce1
5 changed files with 56 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/tbf_dl.cpp
View File

@ -1219,8 +1219,9 @@ int gprs_rlcmac_dl_tbf::update_window(const uint8_t ssn, const uint8_t *rbb)
}
int gprs_rlcmac_dl_tbf::maybe_start_new_window()
int gprs_rlcmac_dl_tbf::rcvd_dl_final_ack()
{
osmo_fsm_inst_dispatch(this->state_fsm.fi, TBF_EV_FINAL_ACK_RECVD, NULL);
release();
/* check for LLC PDU in the LLC Queue */
@ -1241,8 +1242,6 @@ int gprs_rlcmac_dl_tbf::release()
/* report all outstanding packets as received */
gprs_rlcmac_received_lost(this, received, 0);
TBF_SET_STATE(this, TBF_ST_WAIT_RELEASE);
/* start T3193 */
T_START(this, T3193, 3193, "release (DL-TBF)", true);
@ -1292,7 +1291,7 @@ int gprs_rlcmac_dl_tbf::rcvd_dl_ack(bool final_ack, unsigned first_bsn,
if (final_ack) {
LOGPTBFDL(this, LOGL_DEBUG, "Final ACK received.\n");
rc = maybe_start_new_window();
rc = rcvd_dl_final_ack();
} else if (state_is(TBF_ST_FINISHED) && m_window.window_empty()) {
LOGPTBFDL(this, LOGL_NOTICE,
"Received acknowledge of all blocks, but without final ack indication (don't worry)\n");
@ -1309,7 +1308,7 @@ int gprs_rlcmac_dl_tbf::rcvd_dl_ack(bool final_ack, uint8_t ssn, uint8_t *rbb)
return update_window(ssn, rbb);
LOGPTBFDL(this, LOGL_DEBUG, "Final ACK received.\n");
return maybe_start_new_window();
return rcvd_dl_final_ack();
}
bool gprs_rlcmac_dl_tbf::dl_window_stalled() const

2
src/tbf_dl.h
View File

@ -110,7 +110,7 @@ protected:
int index, int index2 = -1);
int update_window(const uint8_t ssn, const uint8_t *rbb);
int update_window(unsigned first_bsn, const struct bitvec *rbb);
int maybe_start_new_window();
int rcvd_dl_final_ack();
bool dl_window_stalled() const;
void reuse_tbf();
void start_llc_timer();

28
src/tbf_fsm.c
View File

@ -48,6 +48,7 @@ const struct value_string tbf_fsm_event_names[] = {
{ TBF_EV_ASSIGN_READY_CCCH, "ASSIGN_READY_CCCH" },
{ TBF_EV_LAST_DL_DATA_SENT, "LAST_DL_DATA_SENT" },
{ TBF_EV_LAST_UL_DATA_RECVD, "LAST_UL_DATA_RECVD" },
{ TBF_EV_FINAL_ACK_RECVD, "FINAL_ACK_RECVD" },
{ 0, NULL }
};
@ -147,6 +148,27 @@ static void st_flow(struct osmo_fsm_inst *fi, uint32_t event, void *data)
/* All data has been sent or received, change state to FINISHED */
tbf_fsm_state_chg(fi, TBF_ST_FINISHED);
break;
case TBF_EV_FINAL_ACK_RECVD:
/* We received Final Ack (DL ACK/NACK) from MS. move to
WAIT_RELEASE, we wait there for release or re-use the TBF in
case we receive more DL data to tx */
tbf_fsm_state_chg(fi, TBF_ST_WAIT_RELEASE);
break;
default:
OSMO_ASSERT(0);
}
}
static void st_finished(struct osmo_fsm_inst *fi, uint32_t event, void *data)
{
//struct tbf_fsm_ctx *ctx = (struct tbf_fsm_ctx *)fi->priv;
switch (event) {
case TBF_EV_FINAL_ACK_RECVD:
/* We received Final Ack (DL ACK/NACK) from MS. move to
WAIT_RELEASE, we wait there for release or re-use the TBF in
case we receive more DL data to tx */
tbf_fsm_state_chg(fi, TBF_ST_WAIT_RELEASE);
break;
default:
OSMO_ASSERT(0);
}
@ -196,7 +218,8 @@ static struct osmo_fsm_state tbf_fsm_states[] = {
[TBF_ST_FLOW] = {
.in_event_mask =
X(TBF_EV_LAST_DL_DATA_SENT) |
X(TBF_EV_LAST_UL_DATA_RECVD),
X(TBF_EV_LAST_UL_DATA_RECVD) |
X(TBF_EV_FINAL_ACK_RECVD),
.out_state_mask =
X(TBF_ST_FINISHED) |
X(TBF_ST_WAIT_RELEASE) |
@ -206,10 +229,11 @@ static struct osmo_fsm_state tbf_fsm_states[] = {
},
[TBF_ST_FINISHED] = {
.in_event_mask =
0,
X(TBF_EV_FINAL_ACK_RECVD),
.out_state_mask =
X(TBF_ST_WAIT_RELEASE),
.name = "FINISHED",
.action = st_finished,
},
[TBF_ST_WAIT_RELEASE] = {
.in_event_mask =

1
src/tbf_fsm.h
View File

@ -34,6 +34,7 @@ enum tbf_fsm_event {
TBF_EV_ASSIGN_READY_CCCH, /* TBF Start Time timer triggered */
TBF_EV_LAST_DL_DATA_SENT, /* DL TBF sends RLCMAC block containing last DL avilable data buffered */
TBF_EV_LAST_UL_DATA_RECVD, /* UL TBF sends RLCMAC block containing last UL data (cv=0) */
TBF_EV_FINAL_ACK_RECVD, /* DL ACK/NACK with FINAL_ACK=1 received from MS */
};
enum tbf_fsm_states {

24
tests/tbf/TbfTest.err
View File

@ -101,6 +101,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) Copying data unit 0 (BSN 1)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) msg block (BSN 1, CS-1): 07 00 03 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=2654167
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -206,6 +207,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) Copying data unit 0 (BSN 1)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) msg block (BSN 1, CS-1): 07 00 03 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23 24 25 26 27
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=2654167
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -497,6 +499,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FINISHED) Scheduled Ack/Nack polling on F
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FINISHED) msg block (BSN 21, CS-1): 0f 01 2a 4d 43 c0 01 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FINISHED) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FINISHED) Final ACK received.
TBF(DL-TFI_0){FINISHED}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FINISHED}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=2654167
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -3026,6 +3029,7 @@ TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FINISHED) ack: (BSN=0)"RRRRRRRRRRRRRRRRR
TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FINISHED) DL analysis, range=0:28, lost=0, recv=28, skipped=0, bsn=0, info='RRRRRRRRRRRRRRRRRRRRRRRRRRRR....................................'
TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FINISHED) V(B): (V(A)=28)""(V(S)-1=27) A=Acked N=Nacked U=Unacked X=Resend-Unacked I=Invalid
TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=FINISHED) Final ACK received.
TBF(DL-TFI_0){FINISHED}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FINISHED}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xf1223344 DIR=DL STATE=WAIT_RELEASE) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=2654379
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -4063,6 +4067,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) poll timeout for FN=104, TS=4
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 2 => 3 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=112
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -4312,6 +4317,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 1 => 2 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=91
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -4521,6 +4527,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 1 => 2 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=69
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -4714,6 +4721,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 1 => 2 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=60
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -4891,6 +4899,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 1 => 2 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=52
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5044,6 +5053,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 1 => 2 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=39
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5206,6 +5216,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 1 => 2 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=34
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5359,6 +5370,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 1 => 2 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=30
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5501,6 +5513,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 1 => 2 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=26
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5570,6 +5583,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) msg block (BSN 0, MCS-6): 07
Detected FN jump! 2654167 -> 58
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=58
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5636,6 +5650,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Copying data unit 0 (BSN 0)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) msg block (BSN 0, MCS-1): 07 00 00 98 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 00
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=58
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5702,6 +5717,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Copying data unit 0 (BSN 0)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) msg block (BSN 0, MCS-2): 07 00 00 94 00 02 04 06 08 0a 0c 0e 10 12 14 16 18 1a 1c 1e 20 22 24 26 28 2a 2c 2e 30 32 34 36 00
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=58
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5791,6 +5807,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 0 => 1 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=63
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5879,6 +5896,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 0 => 1 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=63
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -5967,6 +5985,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 0 => 1 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=63
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -6055,6 +6074,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Timeout for polling PACKET DO
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) N3105 0 => 1 (< MAX 8)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=63
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -6130,6 +6150,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Copying data unit 0 (BSN 0)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) msg block (BSN 0, MCS-3): 07 00 00 e6 4a 4c 4e 50 52 54 56 58 5a 5c 5e 60 62 64 66 68 6a 6c 6e 70 72 74 76 78 7a 7c 7e 80 82 84 86 88 8a 8c 8e 90 92 00
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=2654167
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -6203,6 +6224,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Copying data unit 0 (BSN 0)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) msg block (BSN 0, MCS-2): 07 00 00 f2 38 3a 3c 3e 40 42 44 46 48 4a 4c 4e 50 52 54 56 58 5a 5c 5e 60 62 64 66 68 6a 6c 6e 00
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=2654167
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -6276,6 +6298,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Copying data unit 0 (BSN 0)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) msg block (BSN 0, MCS-1): 07 00 00 f6 2c 2e 30 32 34 36 38 3a 3c 3e 40 42 44 46 48 4a 4c 4e 50 52 54 56 00
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=2654167
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH
@ -6356,6 +6379,7 @@ TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Copying data unit 0 (BSN 0)
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) msg block (BSN 0, MCS-6): 07 00 00 10 40 80 c0 00 41 81 c1 01 42 82 c2 02 43 83 c3 03 44 84 c4 04 45 85 c5 05 46 86 c6 06 47 87 c7 07 48 88 c8 08 49 89 c9 09 4a 8a ca 0a 4b 8b cb 0b 4c 8c cc 0c 4d 8d cd 0d 4e 8e ce 0e 4f 8f cf 0f 50 90 d0 10 51 91 d1 11 52 12
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) downlink acknowledge
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=FLOW EGPRS) Final ACK received.
TBF(DL-TFI_0){FLOW}: Received Event FINAL_ACK_RECVD
TBF(DL-TFI_0){FLOW}: state_chg to WAIT_RELEASE
TBF(TFI=0 TLLI=0xffeeddcc DIR=DL STATE=WAIT_RELEASE EGPRS) starting timer T3193 [release (DL-TBF)] with 0 sec. 100000 microsec, cur_fn=2654167
TBF(DL-TFI_0){WAIT_RELEASE}: Received Event ASSIGN_DEL_CCCH