02-12-2019 11:55 AM - edited 03-17-2019 02:06 PM
We have an H.323 Voice gateway. Any Inbound calls are not working. However, Outbound calls are working.
Am not able to see any Debug voip ccapi inout logs for Inbound calls.
Below is the input for debug ISDN q931
000480: *Feb 12 14:53:05: ISDN Se0/1/0:23 Q931: RX <- SETUP pd = 8 callref = 0x090A
Bearer Capability i = 0x8090A2
Standard = CCITT
Transfer Capability = Speech
Transfer Mode = Circuit
Transfer Rate = 64 kbit/s
Channel ID i = 0xA98381
Exclusive, Channel 1
Progress Ind i = 0x8283 - Origination address is non-ISDN
Calling Party Number i = 0x2183, '5148077078'
Plan:ISDN, Type:National
Called Party Number i = 0x80, '5200'
Plan:Unknown, Type:Unknown
000481: *Feb 12 14:53:05: ISDN Se0/1/0:23 Q931: Received SETUP callref = 0x890A callID = 0x0063 switch = primary-ni interface = User
000482: *Feb 12 14:53:05: ISDN Se0/1/0:23 Q931: TX -> RELEASE_COMP pd = 8 callref = 0x890A
Cause i = 0x80AA - Switching equipment congestion
show voice dsp group all
DSP groups on slot 0:
dsp 1:
State: FW_DNLD_FINISHED, firmware: 23.8.0
Max signal/voice channel: 16/16
Max credits: 240
num_of_sig_chnls_allocated: 16
Transcoding channels allocated: 0
Group: FLEX_GROUP_VOICE, complexity: FLEX
Shared credits: 240, reserved credits: 0
Signaling channels allocated: 16
Voice channels allocated: 0
Credits used: 0
dsp 2:
State: UP, firmware: 23.8.0
Max signal/voice channel: 16/16
Max credits: 240
num_of_sig_chnls_allocated: 11
Transcoding channels allocated: 0
Group: FLEX_GROUP_VOICE, complexity: FLEX
Shared credits: 240, reserved credits: 0
Signaling channels allocated: 11
Voice channels allocated: 0
Credits used: 0
dsp 5:
State: UP, firmware: 23.8.0
Max signal/voice channel: 16/16
Max credits: 240
num_of_sig_chnls_allocated: 0
Transcoding channels allocated: 0
Group: FLEX_GROUP_CONF, complexity: CONFERENCE
show voice call summary
PORT CODEC VAD VTSP STATE VPM STATE
============== ========= === ==================== ======================
0/0/0 - - - S_OPEN_PEND
0/0/1 - - - S_OPEN_PEND
0/0/2 - - - S_OPEN_PEND
0/0/3 - - - S_OPEN_PEND
0/1/0:23.1 - - -
0/1/0:23.2 - - -
0/1/0:23.3 - - -
0/1/0:23.4 - - -
0/1/0:23.5 - - -
0/1/0:23.6 - - -
0/1/0:23.7 - - -
0/1/0:23.8 - - -
0/1/0:23.9 - - -
0/1/0:23.10 - - -
0/1/0:23.11 - - -
0/1/0:23.12 - - -
0/1/0:23.13 - - -
0/1/0:23.14 - - -
0/1/0:23.15 - - -
0/1/0:23.16 - - -
0/1/0:23.17 - - -
0/1/0:23.18 - - -
0/1/0:23.19 - - -
0/1/0:23.20 - - -
0/1/0:23.21 - - -
0/1/0:23.22 - - -
0/1/0:23.23 - - -
show voice dsp group all
DSP groups on slot 0:
dsp 1:
State: FW_DNLD_FINISHED, firmware: 23.8.0
Max signal/voice channel: 16/16
Max credits: 240
num_of_sig_chnls_allocated: 16
Transcoding channels allocated: 0
Group: FLEX_GROUP_VOICE, complexity: FLEX
Shared credits: 240, reserved credits: 0
Signaling channels allocated: 16
Voice channels allocated: 0
Credits used: 0
dsp 2:
State: UP, firmware: 23.8.0
Max signal/voice channel: 16/16
Max credits: 240
num_of_sig_chnls_allocated: 11
Transcoding channels allocated: 0
Group: FLEX_GROUP_VOICE, complexity: FLEX
Shared credits: 240, reserved credits: 0
Signaling channels allocated: 11
Voice channels allocated: 0
Credits used: 0
dsp 5:
State: UP, firmware: 23.8.0
Max signal/voice channel: 16/16
Max credits: 240
num_of_sig_chnls_allocated: 0
Transcoding channels allocated: 0
Group: FLEX_GROUP_CONF, complexity: CONFERENCE
sh version
Cisco IOS Software, 2800 Software (C2800NM-ADVIPSERVICESK9-M), Version 12.4(22)T, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2008 by Cisco Systems, Inc.
Compiled Fri 10-Oct-08 00:05 by prod_rel_team
ROM: System Bootstrap, Version 12.4(13r)T, RELEASE SOFTWARE (fc1)
VGW uptime is 3 minutes
System returned to ROM by reload at 13:01:42 EST Tue Feb 12 2019
System image file is "flash:c2800nm-advipservicesk9-mz.124-22.T.bin"
sh dspfarm dsp all
SLOT DSP VERSION STATUS CHNL USE TYPE RSC_ID BRIDGE_ID PKTS_TXED PKTS_RXED
0 5 23.8.0 UP N/A FREE conf 1 - - -
0 5 23.8.0 UP N/A FREE conf 1 - - -
Total number of DSPFARM DSP channel(s) 2
test voice driver
Select option : 16
DSP Keepalive Status Display:
=============================
DSP 1 is not UP, State: 3, Keepalive Sent: 0, Skip 0
DSP 2 is Alive, State: 4, Keepalive Sent: 749, Skip 1586
DSP 3 Not Exist
DSP 4 Not Exist
DSP 5 is Alive, State: 4, Keepalive Sent: 1168, Skip 1169
DSP 6 Not Exist
DSP 7 Not Exist
DSP 8 Not Exist
DSP 9 Not Exist
DSP 10 Not Exist
DSP 11 Not Exist
DSP 12 Not Exist
test dsp device 0 all reset
000466: *Feb 12 14:44:55: %LINK-3-UPDOWN: Interface Foreign Exchange Station 0/0/0, changed state to Administrative Shutdown
000467: *Feb 12 14:44:55: %LINK-3-UPDOWN: Interface Foreign Exchange Station 0/0/1, changed state to Administrative Shutdown
000468: *Feb 12 14:44:56: %LINK-3-UPDOWN: Interface Foreign Exchange Station 0/0/2, changed state to Administrative Shutdown
000469: *Feb 12 14:44:56: %LINK-3-UPDOWN: Interface Foreign Exchange Station 0/0/3, changed state to Administrative Shutdown
000470: *Feb 12 14:44:59: %DSPRM-5-UPDOWN: DSP 1 in slot 0, changed state to up
000471: *Feb 12 14:46:00: %DSPRM-5-UPDOWN: DSP 2 in slot 0, changed state to up
000472: *Feb 12 14:46:03: %DSPRM-5-UPDOWN: DSP 5 in slot 0, changed state to up
000473: *Feb 12 14:46:14: %ALIGN-3-SPURIOUS: Spurious memory access made at 0x40E1A8C8 reading 0x8
000474: *Feb 12 14:46:14: %ALIGN-3-TRACE: -Traceback= 0x40E1A8C8 0x0 0x0 0x0 0x0 0x0 0x0 0x0
000475: *Feb 12 14:46:14: %ALIGN-3-TRACE: -Traceback= 0x40E1A8D8 0x0 0x0 0x0 0x0 0x0 0x0 0x0
02-12-2019 12:20 PM
DSP 0 is broken, there's a number of bugs out for that being stuck in "FW_DNLD_FINISHED"
You would assume that it could try other resources but as "intelligent" as these things are, they're not that intelligent.
At the bottom of the show dsp-g all should be something like this:
DSP groups on slot 1:
This command is not applicable to slot 1
1490 DSP resource allocation failure
If it failed to allocate, but, it's possible (speculating) that with the DSP being broken but it thinks it can pull credits from there that it is trying but it fails and you get an out of resources condition. I'd suggest to fix that first unless you know that you don't have an issue with it.
Congestion is equiv to a SIP 503 if it's being generated locally or relayed from a far end host. I can't say if that's the cause code that's generated if you have an actual issue with bandwidth or call limiting or something. But your DSP seems to be broken for sure.
02-12-2019 01:02 PM
02-12-2019 02:57 PM
02-12-2019 10:27 PM
Debug voip ccapi inout command
No debug messages are getting for inbound calls.
We recently changed the Voice gateway IP.
I compared old and new config they look all perfect.
We have sent a spare voice gateway let me see if this fixes the issue. I will keep you updated.
Thank You
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