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Calls to the remote office via PBX

kuliyevnatik
Level 1
Level 1

Hello, when i call from Cisco to PBX all is ok

But when i want to call to remout office via PBX after 15 seconds is error, becaus now is configured like this (Remoute_office --->PBX--->CiscoGW)

The debug of isdn q931 says

Voice#

Oct 23 05:10:25.943: ISDN Se0/0/0:15 Q931: TX -> SETUP pd = 8  callref = 0x0004

        Sending Complete

        Bearer Capability i = 0x8090A3

                Standard = CCITT

                Transfer Capability = Speech

                Transfer Mode = Circuit

                Transfer Rate = 64 kbit/s

        Channel ID i = 0xA98381

                Exclusive, Channel 1

        Calling Party Number i = 0x0081, '1012'

                Plan:Unknown, Type:Unknown

        Called Party Number i = 0x80, '7101190'

                Plan:Unknown, Type:Unknown

Oct 23 05:10:26.143: ISDN Se0/0/0:15 Q931: RX <- CALL_PROC pd = 8  callref = 0x8004

        Channel ID i = 0xA98381

                Exclusive, Channel 1

Oct 23 05:10:34.159: ISDN Se0/0/0:15 Q931: RX <- CONNECT pd = 8  callref = 0x8004

Oct 23 05:10:34.159: ISDN Se0/0/0:15 Q931: TX -> CONNECT_ACK pd = 8  callref = 0x0004

Oct 23 05:11:00.439: ISDN Se0/0/0:15 Q931: RX <- DISCONNECT pd = 8  callref = 0x8004

        Cause i = 0x80AA - Switching equipment congestion

Oct 23 05:11:00.463: ISDN Se0/0/0:15 Q931: TX -> RELEASE pd = 8  callref = 0x0004

Oct 23 05:11:00.479: ISDN Se0/0/0:15 Q931: RX <- RELEASE_COMP pd = 8  callref = 0x8004

******************************************************************************************************************

Voice#sh voice dsp group all

DSP groups on slot 0:

dsp 1:

  State: UP, firmware: 28.3.5

  Max signal/voice channel: 16/16

  Max credits: 240, Voice credits: 240, Video credits: 0

  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 (rounded-up): 0

  Slot: 0

  Device idx: 0

  PVDM Slot: 0

  Dsp Type: SP2600

dsp 7:

  State: UP, firmware: 28.3.5

  Max signal/voice channel: 32/32

  Max credits: 480, Voice credits: 480, Video credits: 0

  num_of_sig_chnls_allocated: 32

  Transcoding channels allocated: 0

  Group: FLEX_GROUP_VOICE, complexity: FLEX

    Shared credits: 480, reserved credits: 0

    Signaling channels allocated: 32

    Voice channels allocated: 0

    Credits used (rounded-up): 0

  Slot: 0

  Device idx: 0

  PVDM Slot: 1

  Dsp Type: SP2600

dsp 8:

  State: UP, firmware: 28.3.5

  Max signal/voice channel: 32/32

  Max credits: 480, Voice credits: 480, Video credits: 0

  num_of_sig_chnls_allocated: 12

  Transcoding channels allocated: 0

  Group: FLEX_GROUP_VOICE, complexity: FLEX

    Shared credits: 480, reserved credits: 0

    Signaling channels allocated: 12

    Voice channels allocated: 0

    Credits used (rounded-up): 0

  Slot: 0

  Device idx: 0

  PVDM Slot: 1

  Dsp Type: SP2600

DSP groups on slot 1:

This command is not applicable to slot 1

  0 DSP resource allocation failure

Voice#

can anybode help? why error come

Cause i = 0x80AA - Switching equipment congestion

1 Accepted Solution

Accepted Solutions

Jonathan Schulenberg
Hall of Fame
Hall of Fame

Oct 23 05:10:34.159: ISDN Se0/0/0:15 Q931: RX <- CONNECT pd = 8  callref = 0x8004

Oct 23 05:10:34.159: ISDN Se0/0/0:15 Q931: TX -> CONNECT_ACK pd = 8  callref = 0x0004

Oct 23 05:11:00.439: ISDN Se0/0/0:15 Q931: RX <- DISCONNECT pd = 8  callref = 0x8004

        Cause i = 0x80AA - Switching equipment congestion

You need to ask the person who manages the PBX what's going on. The Cisco gateway receives the DISCONNECT IE so it's not at fault here. I do not believe this is a timer problem since the call fully connects and then the PBX tears the call down.

View solution in original post

2 Replies 2

Jonathan Schulenberg
Hall of Fame
Hall of Fame

Oct 23 05:10:34.159: ISDN Se0/0/0:15 Q931: RX <- CONNECT pd = 8  callref = 0x8004

Oct 23 05:10:34.159: ISDN Se0/0/0:15 Q931: TX -> CONNECT_ACK pd = 8  callref = 0x0004

Oct 23 05:11:00.439: ISDN Se0/0/0:15 Q931: RX <- DISCONNECT pd = 8  callref = 0x8004

        Cause i = 0x80AA - Switching equipment congestion

You need to ask the person who manages the PBX what's going on. The Cisco gateway receives the DISCONNECT IE so it's not at fault here. I do not believe this is a timer problem since the call fully connects and then the PBX tears the call down.

Thanks Jonферфт, I thought so too

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