[cisco-voip] Incoming Call Issue
Wes Sisk
wsisk at cisco.com
Thu Mar 24 10:45:10 EST 2005
Hi Jesse,
Yes, your bad call was on b-ch 5 of the PRI:
Channel ID i = 0xA98385
Exclusive, Channel 5
Unless you are running a FLEX dspware image (get sh voice dsp), the b-ch
are statically mapped to the same DSP's, Once a DSP is toast, all calls
on the assocated ISDN b-ch will fail.
/Wes
King, Jesse wrote:
>Is the Channel 5 related to the ISDN channel? I don't think its that
>specific channel because it can happen on multiple calls at once.
>
>It could be a DSP issue for sure.... I'll start to research that.
>
>Thanks.
>
>-----Original Message-----
>From: Wes Sisk [mailto:wsisk at cisco.com]
>Sent: Thursday, March 24, 2005 10:38 AM
>To: King, Jesse
>Cc: cisco-voip at puck.nether.net
>Subject: Re: [cisco-voip] Incoming Call Issue
>
>Is it always the same channel (5) that fails? Ringtone and voicepath
>are controlled by the DSP. Maybe it is either locked or bad. Try to
>reset DSP, then try router reboot. If still not alive after reboot,
>time for an RMA
>
>http://www.cisco.com/en/US/customer/tech/tk652/tk653/technologies_tech_n
>ote09186a00800e66b1.shtml
>
>/Wes
>
>King, Jesse wrote:
>
>
>
>>CM 4.1(2), MGCP Gateway 3745, IOS ver 12.3.11t3, using a PRI
>>
>>
>>Most calls coming in are fine. But sometimes a call comes in, This is
>>what happened - PSTN calling gets no ringing, but call rings on 7960
>>phone and is able to answer. No voice in or out is working. Call will
>>stay up until PSTN caller disconnects call because of no ringing or
>>conversation.
>>
>>I can't seem to narrow this down, and frankly not sure how to. I did a
>>
>>
>
>
>
>>debug of ISDN q931, and have the capture of a good and a bad, but the
>>look the same. So I suspect I am not debugging the right thing.
>>
>>Attached is the isdn q931 of the bad, then the good.
>>
>>Any suggestions on where I could start?
>>
>>Thanks guys.
>>
>>Jesse
>>
>>-----------------------------------------------------------------------
>>-
>>
>>Bad ISDN q931 debug
>>
>>Mar 24 10:13:03: ISDN Se4/0:23 Q931: RX <- SETUP pd = 8 callref =
>>
>>
>0x01A2
>
>
>> Bearer Capability i = 0x8090A2
>> Standard = CCITT
>> Transer Capability = Speech
>> Transfer Mode = Circuit
>> Transfer Rate = 64 kbit/s
>> Channel ID i = 0xA98385
>> Exclusive, Channel 5
>> Facility i = 0x9F8B0100A10F02010106072A8648CE1500040A0100
>> Protocol Profile = Networking Extensions
>> 0xA10F02010106072A8648CE1500040A0100
>> Component = Invoke component
>> Invoke Id = 1
>> Operation = InformationFollowing (calling_name)
>> Name information in subsequent FACILITY
>>
>>
>message
>
>
>> Calling Party Number i = 0x2183, 'XXXXXXXXXX'
>> Plan:ISDN, Type:National
>> Called Party Number i = 0x80, 'XXXX'
>> Plan:Unknown, Type:Unknown Mar 24 10:13:03: ISDN
>>Se4/0:23 Q931: TX -> CALL_PROC pd = 8 callref = 0x81A2
>> Channel ID i = 0xA98385
>> Exclusive, Channel 5
>>Mar 24 10:13:03: ISDN Se4/0:23 Q931: TX -> ALERTING pd = 8 callref =
>>
>>
>0x81A2
>
>
>> Progress Ind i = 0x8088 - In-band info or appropriate now
>>available Mar 24 10:13:03: ISDN Se4/0:23 Q931: RX <- FACILITY pd = 8
>>
>>
>callref = 0x01A2
>
>
>> Facility i = 0x9F8B0100A1080201010201008400
>> Protocol Profile = Networking Extensions
>> 0xA1080201010201008400
>> Component = Invoke component
>> Invoke Id = 1
>> Operation = CallingName
>> Name not available Mar 24 10:13:08:
>>ISDN Se4/0:23 Q931: TX -> CONNECT pd = 8 callref = 0x81A2
>> Display i = 'Jesse King'
>>Mar 24 10:13:08: ISDN Se4/0:23 Q931: RX <- STATUS pd = 8 callref =
>>
>>
>0x01A2
>
>
>> Cause i = 0x80E328 - Information element not implemented
>> Call State i = 0x07
>>Mar 24 10:13:08: ISDN Se4/0:23 Q931: RX <- CONNECT_ACK pd = 8 callref
>>= 0x01A2
>>
>>
>>
>>Good IDSN q931 here:
>>
>>Mar 24 10:23:32: ISDN Se4/0:23 Q931: RX <- SETUP pd = 8 callref =
>>
>>
>0x01BA
>
>
>> Bearer Capability i = 0x8090A2
>> Standard = CCITT
>> Transer Capability = Speech
>> Transfer Mode = Circuit
>> Transfer Rate = 64 kbit/s
>> Channel ID i = 0xA98382
>> Exclusive, Channel 2
>> Facility i = 0x9F8B0100A10F02010106072A8648CE1500040A0100
>> Protocol Profile = Networking Extensions
>> 0xA10F02010106072A8648CE1500040A0100
>> Component = Invoke component
>> Invoke Id = 1
>> Operation = InformationFollowing (calling_name)
>> Name information in subsequent FACILITY
>>
>>
>message
>
>
>> Calling Party Number i = 0x2183, 'XXXXXXXXXX'
>> Plan:ISDN, Type:National
>> Called Party Number i = 0x80, 'XXXX'
>> Plan:Unknown, Type:Unknown Mar 24 10:23:32: ISDN
>>Se4/0:23 Q931: TX -> CALL_PROC pd = 8 callref = 0x81BA
>> Channel ID i = 0xA98382
>> Exclusive, Channel 2
>>Mar 24 10:23:32: ISDN Se4/0:23 Q931: TX -> ALERTING pd = 8 callref =
>>
>>
>0x81BA
>
>
>> Progress Ind i = 0x8088 - In-band info or appropriate now
>>available Mar 24 10:23:32: ISDN Se4/0:23 Q931: RX <- FACILITY pd = 8
>>
>>
>callref = 0x01BA
>
>
>> Facility i = 0x9F8B0100A1080201010201008400
>> Protocol Profile = Networking Extensions
>> 0xA1080201010201008400
>> Component = Invoke component
>> Invoke Id = 1
>> Operation = CallingName
>> Name not available Mar 24 10:23:37:
>>ISDN Se4/0:23 Q931: TX -> CONNECT pd = 8 callref = 0x81BA
>> Display i = 'Jesse King'
>>Mar 24 10:23:37: ISDN Se4/0:23 Q931: RX <- STATUS pd = 8 callref =
>>
>>
>0x01BA
>
>
>> Cause i = 0x80E328 - Information element not implemented
>> Call State i = 0x07
>>Mar 24 10:23:37: ISDN Se4/0:23 Q931: RX <- CONNECT_ACK pd = 8 callref
>>= 0x01BA
>>
>>-----------------------------------------------------------------------
>>-
>>
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>>
>>
>>
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