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Cause i = 0x80AC - Requested circuit/channel not available on Incoming Calls

gabiulici
Beginner
Beginner

Hello,

I am facing problems with incoming calls on a MGCP PRI Gateway. Some of the incoming calls get disconnected with cause code: Cause i = 0x80AC -

Requested circuit/channel not available - Destination address is non-ISDN

I noticed that this happens only on  one specific port/channel.


        Cause i = 0x80AC - Requested circuit/channel not available

*Dec  2 09:11:23.816: ISDN Se0/0/3:15 Q931: RX <- SETUP pd = 8  callref = 0x7900

        Sending Complete

        Bearer Capability i = 0x8090A3

                Standard = CCITT

                Transfer Capability = Speech

                Transfer Mode = Circuit

                Transfer Rate = 64 kbit/s

        Channel ID i = 0xA18397

                Preferred, Channel 23

        Calling Party Number i = 0x1181, '499417906xxxx'

                Plan:ISDN, Type:International

        Called Party Number i = 0x81, '25xx'

                Plan:ISDN, Type:Unknown

        High Layer Compat i = 0x9181

*Dec  2 09:11:23.816: ISDN Se0/0/3:15 Q931: TX -> RELEASE_COMP pd = 8  callref = 0xF900

        Cause i = 0x80AC - Requested circuit/channel not available

*Dec  2 09:11:24.592: ISDN Se0/0/1:15 Q931: TX -> SETUP pd = 8  callref = 0x003E

        Sending Complete

        Bearer Capability i = 0x8090A3

                Standard = CCITT

                Transfer Capability = Speech

                Transfer Mode = Circuit

                Transfer Rate = 64 kbit/s

        Channel ID i = 0xA98397

                Exclusive, Channel 23

        Calling Party Number i = 0x0081, '256251xxx'

                Plan:Unknown, Type:Unknown

        Called Party Number i = 0x80, '0049697603xxxx'

                Plan:Unknown, Type:Unknown

*Dec  2 09:11:24.756: ISDN Se0/0/1:15 Q931: RX <- CALL_PROC pd = 8  callref = 0x803E

        Channel ID i = 0xA98397

                Exclusive, Channel 23

*Dec  2 09:11:26.748: ISDN Se0/0/3:15 Q931: RX <- DISCONNECT pd = 8  callref = 0x0600

        Cause i = 0x8090 - Normal call clearing

*Dec  2 09:11:26.772: ISDN Se0/0/3:15 Q931: TX -> RELEASE pd = 8  callref = 0x8600

*Dec  2 09:11:26.828: ISDN Se0/0/3:15 Q931: RX <- RELEASE_COMP pd = 8  callref = 0x0600

*Dec  2 09:11:27.488: ISDN Se0/0/3:15 Q931: RX <- SETUP pd = 8  callref = 0x7800

        Sending Complete

        Bearer Capability i = 0x8090A3

                Standard = CCITT

                Transfer Capability = Speech

                Transfer Mode = Circuit

                Transfer Rate = 64 kbit/s

        Channel ID i = 0xA18398

                Preferred, Channel 24

        Calling Party Number i = 0x1180, '499417909xxxx'

                Plan:ISDN, Type:International

        Calling Party Number i = 0x1183, '499417900'

                Plan:ISDN, Type:International

        Called Party Number i = 0x81, '2221'

                Plan:ISDN, Type:Unknown

        High Layer Compat i = 0x9181

*Dec  2 09:11:27.500: ISDN Se0/0/3:15 Q931: TX -> CALL_PROC pd = 8  callref = 0xF800

        Channel ID i = 0xA98384

                Exclusive, Channel 4

*Dec  2 09:11:27.500: ISDN Se0/0/3:15 Q931: TX -> DISCONNECT pd = 8  callref = 0xF800

        Cause i = 0x8091 - User busy

*Dec  2 09:11:27.712: ISDN Se0/0/3:15 Q931: RX <- RELEASE pd = 8  callref = 0x7800

*Dec  2 09:11:27.732: ISDN Se0/0/3:15 Q931: TX -> RELEASE_COMP pd = 8  callref = 0xF800

*Dec  2 09:11:28.588: ISDN Se0/0/3:15 Q931: RX <- DISCONNECT pd = 8  callref = 0x0200

        Cause i = 0x8090 - Normal call clearing

*Dec  2 09:11:28.616: ISDN Se0/0/3:15 Q931: TX -> RELEASE pd = 8  callref = 0x8200

*Dec  2 09:11:28.668: ISDN Se0/0/3:15 Q931: RX <- RELEASE_COMP pd = 8  callref = 0x0200

*Dec  2 09:11:30.456: ISDN Se0/0/3:15 Q931: RX <- SETUP pd = 8  callref = 0x7700

        Sending Complete

        Bearer Capability i = 0x8090A3

                Standard = CCITT

                Transfer Capability = Speech

                Transfer Mode = Circuit

                Transfer Rate = 64 kbit/s

        Channel ID i = 0xA18399

                Preferred, Channel 25

        Calling Party Number i = 0x1180, '499417906xxxx'

                Plan:ISDN, Type:International

        Calling Party Number i = 0x1183, '499417900'

                Plan:ISDN, Type:International

        Called Party Number i = 0x81, '2575'

                Plan:ISDN, Type:Unknown

        High Layer Compat i = 0x9181

*Dec  2 09:11:30.468: ISDN Se0/0/3:15 Q931: TX -> CALL_PROC pd = 8  callref = 0xF700

        Channel ID i = 0xA98384

                Exclusive, Channel 4

*Dec  2 09:11:30.468: ISDN Se0/0/3:15 Q931: TX -> ALERTING pd = 8  callref = 0xF700

        Progress Ind i = 0x8088 - In-band info or appropriate now available

*Dec  2 09:11:32.084: ISDN Se0/0/1:15 Q931: RX <- PROGRESS pd = 8  callref = 0x803E

        Progress Ind i = 0x8488 - In-band info or appropriate now available

*Dec  2 09:11:32.084: ISDN Se0/0/1:15 Q931: RX <- ALERTING pd = 8  callref = 0x803E

        Progress Ind i = 0x8488 - In-band info or appropriate now available

*Dec  2 09:11:33.200: ISDN Se0/0/3:15 Q931: TX -> CONNECT pd = 8  callref = 0xF700

*Dec  2 09:11:33.328: ISDN Se0/0/3:15 Q931: RX <- CONNECT_ACK pd = 8  callref = 0x7700

*Dec  2 09:11:34.300: ISDN Se0/0/1:15 Q931: RX <- CONNECT pd = 8  callref = 0x803E

*Dec  2 09:11:34.304: ISDN Se0/0/1:15 Q931: TX -> CONNECT_ACK pd = 8  callref = 0x003E

*Dec  2 09:11:38.892: ISDN Se0/0/1:15 Q931: TX -> SETUP pd = 8  callref = 0x003F

        Sending Complete

        Bearer Capability i = 0x8090A3

                Standard = CCITT

                Transfer Capability = Speech

                Transfer Mode = Circuit

                Transfer Rate = 64 kbit/s

        Channel ID i = 0xA98396

                Exclusive, Channel 22

        Calling Party Number i = 0x0081, '25625xxxx'

                Plan:Unknown, Type:Unknown

        Called Party Number i = 0x80, '00491736693xxxx'

                Plan:Unknown, Type:Unknown

*Dec  2 09:11:39.060: ISDN Se0/0/1:15 Q931: RX <- CALL_PROC pd = 8  callref = 0x803F

        Channel ID i = 0xA98396

                Exclusive, Channel 22

*Dec  2 09:11:48.416: ISDN Se0/0/1:15 Q931: RX <- PROGRESS pd = 8  callref = 0x803F

        Progress Ind i = 0x8482 - Destination address is non-ISDN

*Dec  2 09:11:50.504: ISDN Se0/0/1:15 Q931: RX <- PROGRESS pd = 8  callref = 0x803F

        Progress Ind i = 0x8488 - In-band info or appropriate now available

*Dec  2 09:11:50.532: ISDN Se0/0/1:15 Q931: RX <- ALERTING pd = 8  callref = 0x803F

        Progress Ind i = 0x8488 - In-band info or appropriate now available

4 Replies 4

Do you by any chance have a fractional T1?

Can you try to bounce the T1?

Is it always with the port?

Try No Mgcp/MGCP on this guy.

ANy way you can forward the sh run, or at least the part with the mgcp/ccm-manager configuration?

Please Kudos/rate if this help!

Please Kudos/rate if this help!

Dennis Mink
Advisor
Advisor