[asterisk-users] strange h323 delay issue

Giedrius Augys voipas at gmail.com
Sat Oct 18 14:08:05 CDT 2008


Hello,

  I have a strange h323 issue. After executing command
"Dial("SIP/333-0d1dfe00", "H323/361737052390920 at ccg|5|tT")"  at Oct 18
22:32:23. Meanwile I have sniffing traffic on port 1720. The call was
established just at Oct 18 22:33:03 (New H.323 Connection created.) and also
packet sniffer grabs the h323 invites at this time also. So my question is
what asterisk (h323 channel) was doing for 40 sec??? What reasons could
invoke this problem? I haven't any problems with SIP channels.

My versions:
asterisk-1.4.21.1
asterisk-addons-1.4.6
openh323_v1_18_0
pwlib_v1_10_0

My h323.conf configurations:
[general]
port = 1720
bindaddr = 192.168.1.165
tos=lowdelay
disallow=all
allow=g729
dtmfmode=rfc2833
gatekeeper = DISABLE
AllowGKRouted = no
AcceptAnonymous = no
context=from-trunk


[ccg]
type=friend
context=from-trunk
host=192.168.1.163
port=1720
disallow=all
;allow=alaw
;allow=ulaw
allow=g729
fastStart=yes
h245Tunneling=yes


A full log:

[Oct 18 22:32:23] VERBOSE[18236] logger.c:     -- Executing [123 at from-sip:1]
Dial("SIP/333-0d1d8fb0", "H323/361737052390920 at ccg|5|tT") in new stack
[Oct 18 22:32:23] DEBUG[18236] chan_h323.c: type=H323, format=8,
data=361737052390920 at ccg.
[Oct 18 22:32:23] DEBUG[18236] chan_h323.c: Extension: 361737052390920 Host:
ccg
[Oct 18 22:32:23] DEBUG[18236] chan_h323.c: Calling to
361737052390920 at ccgon H323/ccg-2
[Oct 18 22:32:23] VERBOSE[18236] logger.c:     -- Requested transfer
capability: 0x00 - SPEECH
[Oct 18 22:32:23] DEBUG[18236] chan_h323.c: Placing outgoing call to
361737052390920 at 192.168.1.163:1720, 101
[Oct 18 22:32:23] VERBOSE[18236] logger.c:  -- Making call to
361737052390920 at 192.168.1.163:1720 without gatekeeper.
[Oct 18 22:32:23] VERBOSE[18236] logger.c: Using 192.168.1.165 for outbound
call
[Oct 18 22:33:03] VERBOSE[18236] logger.c:      == New H.323 Connection
created.
[Oct 18 22:33:03] VERBOSE[18236] logger.c:      -- root is calling host
361737052390920 at 192.168.1.163:1720
[Oct 18 22:33:03] VERBOSE[18236] logger.c:      -- Call token is
ip$localhost/6453
[Oct 18 22:33:03] VERBOSE[18236] logger.c:      -- Call reference is 6453
[Oct 18 22:33:03] VERBOSE[18236] logger.c:      -- DTMF Payload is [pt=101]
[Oct 18 22:33:03] VERBOSE[18236] logger.c:     -- Called 361737052390920 at ccg
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Setting capabilities for
connection ip$localhost/6453
[Oct 18 22:33:03] VERBOSE[18238] logger.c: Setting capabilities to 0x100
(g729)
[Oct 18 22:33:03] VERBOSE[18238] logger.c: Capabilities in preference order
is (g729)
[Oct 18 22:33:03] VERBOSE[18238] logger.c: Allowed Codecs:
[Oct 18 22:33:03] VERBOSE[18238] logger.c:       Table:
[Oct 18 22:33:03] VERBOSE[18238] logger.c:    G.729A <1>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:    G.729 <2>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:    UserInput/hookflash <3>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:    UserInput/RFC2833 <4>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:    UserInput/dtmf <5>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:  Set:
[Oct 18 22:33:03] VERBOSE[18238] logger.c:    0:
[Oct 18 22:33:03] VERBOSE[18238] logger.c:      0:
[Oct 18 22:33:03] VERBOSE[18238] logger.c:        G.729A <1>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:        G.729 <2>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:      1:
[Oct 18 22:33:03] VERBOSE[18238] logger.c:        UserInput/hookflash <3>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:      2:
[Oct 18 22:33:03] VERBOSE[18238] logger.c:        UserInput/RFC2833 <4>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:        UserInput/dtmf <5>
[Oct 18 22:33:03] VERBOSE[18238] logger.c:
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Capabilities for connection
ip$localhost/6453 is set
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Created RTP channel
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Setting NAT on RTP to 0
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Sending RTP 'US'
192.168.1.165:23786
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Sending RTP 'US'
192.168.1.165:23786
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Sending RTP 'US'
192.168.1.165:23786
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Sending RTP 'US'
192.168.1.165:23786
[Oct 18 22:33:03] VERBOSE[18238] logger.c:      -- Sending SETUP message
[Oct 18 22:33:03] VERBOSE[18238] logger.c:      -- Transmitting RFC2833 on
payload 101
[Oct 18 22:33:03] VERBOSE[18238] logger.c:      -- Started logical channel:
sending G.729A
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              -- channelsOpen = 1
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              External RTP Session
Starting
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              RTP channel id 1
parameters:
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              -- remoteIpAddress:
192.168.1.163
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              -- remotePort: 10626
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              --
ExternalIpAddress: 192.168.1.165
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              -- ExternalPort:
23786
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Setting up RTP connection for
ip$localhost/6453
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Native format is set to 256 from
256 by RTP payload type 18
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: RTP connection prepared for
ip$localhost/6453
[Oct 18 22:33:03] VERBOSE[18238] logger.c:      -- Started logical channel:
receiving G.729A
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              -- channelsOpen = 2
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              External RTP Session
Starting
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              RTP channel id 1
parameters:
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              -- remoteIpAddress:
192.168.1.163
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              -- remotePort: 10626
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              --
ExternalIpAddress: 192.168.1.165
[Oct 18 22:33:03] VERBOSE[18238] logger.c:              -- ExternalPort:
23786
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Setting up RTP connection for
ip$localhost/6453
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: Native format is set to 256 from
256 by RTP payload type 18
[Oct 18 22:33:03] DEBUG[18238] chan_h323.c: RTP connection prepared for
ip$localhost/6453
[Oct 18 22:33:03] VERBOSE[18238] logger.c:      ExternalRTPChannel Destroyed
[Oct 18 22:33:03] VERBOSE[18238] logger.c:      ExternalRTPChannel Destroyed
[Oct 18 22:33:04] VERBOSE[18238] logger.c:      =-= In OnAlerting for call
6453: sessionId=0
[Oct 18 22:33:04] VERBOSE[18238] logger.c:      -- Ringing phone for
"361737052390920"
[Oct 18 22:33:04] VERBOSE[18238] logger.c:              - Progress
Indicator: 8
[Oct 18 22:33:04] DEBUG[18238] chan_h323.c: Received ALERT/PROGRESS message
for inband tones
[Oct 18 22:33:04] DEBUG[18238] chan_h323.c: Ringing on ip$localhost/6453
[Oct 18 22:33:04] VERBOSE[18236] logger.c:     -- H323/ccg-2 is making
progress passing it to SIP/333-0d1d8fb0
[Oct 18 22:33:04] VERBOSE[18236] logger.c:     -- H323/ccg-2 is ringing
[Oct 18 22:33:04] VERBOSE[18238] logger.c:      -- Received Facility
message...
[Oct 18 22:33:04] VERBOSE[18238] logger.c: Peer capability is G.729 <2>
[Oct 18 22:33:04] VERBOSE[18238] logger.c: Found peer capability G.729 <2>,
Asterisk code is 256, frame size (in ms) is 60
[Oct 18 22:33:04] VERBOSE[18238] logger.c: Peer capability is G.729A <3>
[Oct 18 22:33:04] VERBOSE[18238] logger.c: Found peer capability G.729A <3>,
Asterisk code is 256, frame size (in ms) is 0
[Oct 18 22:33:04] VERBOSE[18238] logger.c: Peer capability is G.723.1A <4>
[Oct 18 22:33:04] VERBOSE[18238] logger.c: Found peer capability G.723.1A
<4>, Asterisk code is 1, frame size (in ms) is 60
[Oct 18 22:33:04] VERBOSE[18238] logger.c: Peer capability is UserInput/dtmf
<7>
[Oct 18 22:33:04] VERBOSE[18238] logger.c: Peer capability is
UserInput/hookflash <8>
[Oct 18 22:33:04] VERBOSE[18238] logger.c: Peer capabilities = 0x101
(g723|g729), ordered list is (g729|g723)
[Oct 18 22:33:04] DEBUG[18238] chan_h323.c: Got remote capabilities from
connection ip$localhost/6453
[Oct 18 22:33:04] DEBUG[18238] chan_h323.c: prefs[0]=g729:60
[Oct 18 22:33:04] DEBUG[18238] chan_h323.c: prefs[1]=g723:60
[Oct 18 22:33:04] VERBOSE[18238] logger.c:      -- Received Facility
message...
[Oct 18 22:33:08] VERBOSE[18236] logger.c:     -- Nobody picked up in 5000
ms
[Oct 18 22:33:08] DEBUG[18236] chan_h323.c: Hanging up and scheduling
destroy of call H323/ccg-2
[Oct 18 22:33:08] VERBOSE[18236] logger.c:      -- Sending RELEASE COMPLETE
[Oct 18 22:33:08] VERBOSE[18236] logger.c:      -- ClearCall: Request to
clear call with token ip$localhost/6453, cause EndedByRemoteUser
[Oct 18 22:33:08] VERBOSE[18236] logger.c:   == Auto fallthrough, channel
'SIP/333-0d1d8fb0' status is 'NOANSWER'
[Oct 18 22:33:08] VERBOSE[18215] logger.c:              channelsOpen = 1
[Oct 18 22:33:08] VERBOSE[18215] logger.c:              channelsOpen = 0
[Oct 18 22:33:08] VERBOSE[18215] logger.c:      ExternalRTPChannel Destroyed
[Oct 18 22:33:08] VERBOSE[18215] logger.c:      ExternalRTPChannel Destroyed
[Oct 18 22:33:08] VERBOSE[18238] logger.c:      -- ClearCall: Request to
clear call with token ip$localhost/6453, cause EndedByTransportFail
[Oct 18 22:33:08] VERBOSE[18215] logger.c: -- 361737052390920 has cleared
the call
[Oct 18 22:33:08] DEBUG[18215] chan_h323.c: Cleaning connection to
ip$localhost/6453
[Oct 18 22:33:08] DEBUG[18215] chan_h323.c: No connection for
ip$localhost/6453
[Oct 18 22:33:08] VERBOSE[18215] logger.c:      == H.323 Connection deleted.


Thanks
-- 
Pagarbiai  / Best Regards,
Giedrius Augys
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