Long time setting up call spent in STUN transaction retransmitted
I'm using Pidgin with SIPE and I am noticing that it takes a long time to set up a call.
I can see that the bulk of time is spent here:
(Pidgin:28691): libnice-DEBUG: 07:53:07.439: Component 0x55ef5e2f8d60: Attach source (stream 1).
(Pidgin:28691): libnice-DEBUG: 07:53:07.439: Agent 0x7fed3403ce70 : WARN: starting conn checks before local candidate gathering is finished.
(Pidgin:28691): libnice-DEBUG: 07:53:07.439: agent_recv_message_unlocked: Valid STUN packet received.
(Pidgin:28691): libnice-DEBUG: 07:53:07.439: Agent 0x7fed3403ce70 : Packet received from a TURN socket.
(Pidgin:28691): libnice-stun-DEBUG: 07:53:07.514: STUN transaction retransmitted (timeout 790ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:07.514: STUN transaction retransmitted (timeout 791ms).
(Pidgin:28691): libnice-DEBUG: 07:53:07.981: Agent 0x7fed3403ce70 : discovery tick #851 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:08.004: Agent 0x7fed3403ce70 : checking for failed components now.
(Pidgin:28691): libnice-DEBUG: 07:53:08.004: Agent 0x7fed3403ce70 : conn.check list status: 0 nominated, 0 valid, c-id 1.
(Pidgin:28691): libnice-DEBUG: 07:53:08.004: Agent 0x7fed3403ce70 : conn.check list status: 0 nominated, 0 valid, c-id 2.
(Pidgin:28691): libnice-DEBUG: 07:53:08.004: Agent 0x7fed3403ce70 : priv_conn_check_tick_agent_locked: stopping conncheck timer
(Pidgin:28691): libnice-DEBUG: 07:53:08.004: Agent 0x7fed3403ce70 : changing conncheck state to COMPLETED.
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1579ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1579ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1579ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1579ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1579ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1579ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1579ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1580ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1580ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.222: STUN transaction retransmitted (timeout 1580ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.323: STUN transaction retransmitted (timeout 1582ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:08.323: STUN transaction retransmitted (timeout 1582ms).
(Pidgin:28691): libnice-DEBUG: 07:53:08.986: Agent 0x7fed3403ce70 : discovery tick #901 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3192ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3192ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.810: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.910: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:09.910: STUN transaction retransmitted (timeout 3193ms).
(Pidgin:28691): libnice-DEBUG: 07:53:09.991: Agent 0x7fed3403ce70 : discovery tick #951 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:11.000: Agent 0x7fed3403ce70 : discovery tick #1001 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:12.005: Agent 0x7fed3403ce70 : discovery tick #1051 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:13.008: Agent 0x7fed3403ce70 : discovery tick #1101 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.008: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.009: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.009: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.009: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.009: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.009: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.009: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.009: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.009: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.009: STUN transaction retransmitted (timeout 6393ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.109: STUN transaction retransmitted (timeout 6394ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:13.109: STUN transaction retransmitted (timeout 6395ms).
(Pidgin:28691): libnice-DEBUG: 07:53:14.013: Agent 0x7fed3403ce70 : discovery tick #1151 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:15.019: Agent 0x7fed3403ce70 : discovery tick #1201 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:16.029: Agent 0x7fed3403ce70 : discovery tick #1251 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:17.033: Agent 0x7fed3403ce70 : discovery tick #1301 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:18.037: Agent 0x7fed3403ce70 : discovery tick #1351 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:19.040: Agent 0x7fed3403ce70 : discovery tick #1401 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3187ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3187ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3188ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3188ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3188ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3188ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3188ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3188ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3188ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.414: STUN transaction retransmitted (timeout 3188ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.514: STUN transaction retransmitted (timeout 3189ms).
(Pidgin:28691): libnice-stun-DEBUG: 07:53:19.515: STUN transaction retransmitted (timeout 3189ms).
(Pidgin:28691): libnice-DEBUG: 07:53:20.057: Agent 0x7fed3403ce70 : discovery tick #1451 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:21.061: Agent 0x7fed3403ce70 : discovery tick #1501 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:22.066: Agent 0x7fed3403ce70 : discovery tick #1551 with list 0x55ef5e2f2540 (1)
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.610: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.711: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.711: Agent 0x7fed3403ce70 : bind discovery timed out, aborting discovery item.
(Pidgin:28691): libnice-DEBUG: 07:53:22.711: Agent 0x7fed3403ce70 : Candidate gathering FINISHED, stopping discovery timer.
As you can see, 15 seconds is spent doing this "STUN transaction retransmitted". Is this necessary?