Unable to make outbound calls using ISDN BRI

Unanswered Question
Oct 31st, 2007

Hi guys, I am unable to make outbound calls using CME. I get a busy tone straight away. Inbound works fine. When I debug the error is bearer capabilty not implemented. Any help would be gratly appreciated

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Paolo Bevilacqua Wed, 10/31/2007 - 17:09

Can you post the output of "debug isdn q931' for both incoming and outgoing ?

Unrelated to the problme, if your isdn switch desactivates L1 & L2 on shrt timeout, please configure "isdn tei-negotiation preserve".

This will help speeding up calls.

tony.aleksovski Wed, 10/31/2007 - 17:53

Here is an output of the error. Thanks

Nov 1 00:41:22.534: %ISDN-6-LAYER2DOWN: Layer 2 for Interface BR0/1/0, TEI 74 c

hanged to down

Nov 1 00:41:22.534: ISDN BR0/1/0 Q931: Ux_DLRelInd: DL_REL_IND received from L2

Nov 1 00:41:26.786: ISDN BR0/1/0 Q931: Applying typeplan for sw-type 0x1 is 0x0

0x0, Calling num 81501909

Nov 1 00:41:26.786: ISDN BR0/1/0 Q931: Applying typeplan for sw-type 0x1 is 0x0

0x0, Called num 410575095

Nov 1 00:41:26.814: %ISDN-6-LAYER2UP: Layer 2 for Interface BR0/1/0, TEI 74 cha

nged to up

Nov 1 00:41:26.818: ISDN BR0/1/0 Q931: TX -> SETUP pd = 8 callref = 0x23

Bearer Capability i = 0x8090

Standard = CCITT

Transfer Capability = Speech

Transfer Mode = Circuit

Transfer Rate = 64 kbit/s

Channel ID i = 0x81

Preferred, B1

Progress Ind i = 0x8183 - Origination address is non-ISDN

Calling Party Number i = 0x0080, '81501909'

Plan:Unknown, Type:Unknown

Called Party Number i = 0x80, '410575095'

Plan:Unknown, Type:Unknown

Sending Complete

Nov 1 00:41:26.986: ISDN BR0/1/0 Q931: RX <- RELEASE_COMP pd = 8 callref = 0xA

3

Cause i = 0x82C131803980 - Bearer capability not implemented

Nov 1 00:41:26.990: ISDN BR0/1/1 Q931: Applying typeplan for sw-type 0x1 is 0x0

0x0, Calling num 81501909

Nov 1 00:41:26.994: ISDN BR0/1/1 Q931: Applying typeplan for sw-type 0x1 is 0x0

0x0, Called num 410575095

Nov 1 00:41:32.994: ISDN BR0/1/1 Q931: Ux_DLRelInd: DL_REL_IND received from L2

Nov 1 00:41:41.978: %ISDN-6-LAYER2DOWN: Layer 2 for Interface BR0/1/0, TEI 74 c

hanged to down

Nov 1 00:41:41.978: ISDN BR0/1/0 Q931: Ux_DLRelInd: DL_REL_IND received from L2

Nov 1 00:41:47.658: ISDN BR0/1/0 Q931: Applying typeplan for sw-type 0x1 is 0x0

0x0, Calling num 81501909

Nov 1 00:41:47.658: ISDN BR0/1/0 Q931: Applying typeplan for sw-type 0x1 is 0x0

0x0, Called num 0410575095

Nov 1 00:41:47.690: %ISDN-6-LAYER2UP: Layer 2 for Interface BR0/1/0, TEI 74 cha

nged to up

Nov 1 00:41:47.694: ISDN BR0/1/0 Q931: TX -> SETUP pd = 8 callref = 0x24

Bearer Capability i = 0x8090

Standard = CCITT

Transfer Capability = Speech

Transfer Mode = Circuit

Transfer Rate = 64 kbit/s

Channel ID i = 0x81

Preferred, B1

Progress Ind i = 0x8183 - Origination address is non-ISDN

Calling Party Number i = 0x0080, '81501909'

Plan:Unknown, Type:Unknown

Called Party Number i = 0x80, '0410575095'

Plan:Unknown, Type:Unknown

Sending Complete

Nov 1 00:41:47.862: ISDN BR0/1/0 Q931: RX <- RELEASE_COMP pd = 8 callref = 0xA

4

Cause i = 0x82C131803980 - Bearer capability not implemented

Nov 1 00:41:47.866: ISDN BR0/1/1 Q931: Applying typeplan for sw-type 0x1 is 0x0

0x0, Calling num 81501909

Nov 1 00:41:47.870: ISDN BR0/1/1 Q931: Applying typeplan for sw-type 0x1 is 0x0

0x0, Called num 0410575095

Nov 1 00:41:53.870: ISDN BR0/1/1 Q931: Ux_DLRelInd: DL_REL_IND received from L2

Nov 1 00:42:02.830: %ISDN-6-LAYER2DOWN: Layer 2 for Interface BR0/1/0, TEI 74 c

hanged to down

Nov 1 00:42:02.830: ISDN BR0/1/0 Q931: Ux_DLRelInd: DL_REL_IND received from L2

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