[cisco-voip] PRI between CCM (3725) and Nortel M1

[Patrick Aland]

try adding
 isdn channel-id invert extend-bit

Under your serial interface, i.e.

int ser0/0/0:23
 isdn channel-id invert extend-bit

I had the same problem with a Nortel 61C and the above fixed it.

On 12/29/05, Ryan Ratliff <rratliff at cisco.com> wrote:
>
> The first call appears to be rejected by your PBX but I think the
> debug is missing info.  The "Cause i = 0x81B6 - Incoming calls are
> barred" should probably appear in a Disconnect or Release message
> from the PBX.
>
> The second one is also rejected by the PBX. I would guess because of
> the Display IE but the second Release message is a bit confusing.
>
> Is this H.323 or MGCP?
>
> -Ryan
>
> On Dec 29, 2005, at 8:13 AM, Sullivan, Gary, GREENWICH, Information
> Services wrote:
>
> We have a PRI between are CCM and Nortel M1 pbx. Was working fine
> until we upgraded.
> We upgraded are CCM from 3.3.4 to 4.1.3 . Now we can't make any
> calls. the D-channel is established.
> but when I try to make a call from my IP phone it disconnects right
> away. when I call from Nortel to IP
> it rings once then disconnects. I did a debug isdn q931 and see the
> Messages.
> Any help is appreciated
>
>
> ec 20 09:41:28.853: ISDN Se2/0:23 Q931: TX -> SETUP pd = 8  callref =
> 0x0001
>          Bearer Capability i = 0x8090A2
>                  Standard = CCITT
>                  Transer Capability = Speech
>                  Transfer Mode = Circuit
>                  Transfer Rate = 64 kbit/s
>          Channel ID i = 0xA98381
>                  Exclusive, Channel 1
>          Display i = 0xB1, 'Gary Sullivan'
>          Calling Party Number i = 0x0081, '3102'
>                  Plan:Unknown, Type:Unknown
>          Called Party Number i = 0x80, '0400'
>                  Plan:Unknown, Type:Unknown
>
> 81
>          Cause i = 0x81B6 - Incoming calls are barred
> GCTRT03#
> GCTRT03#
> GCTRT03#
> GCTRT03#
> GCTRT03#
> Dec 20 09:41:38.894: ISDN Se2/0:23 Q931: RX <- SETUP pd = 8  callref
> = 0x17
>          Bearer Capability i = 0x8090A2
>                  Standard = CCITT
>                  Transer Capability = Speech
>                  Transfer Mode = Circuit
>                  Transfer Rate = 64 kbit/s
>          Channel ID i = 0xE9808317
>                  Exclusive, Interface 0, Channel 23
>          Display i = 0xB1, 'GARY SULLIVAN'
>          Calling Party Number i = 0x0980, '0543'
>                  Plan:Private, Type:Unknown
>          Called Party Number i = 0x89, '3102'
>                  Plan:Private, Type:Unknown
>
>
>          Channel ID i = 0xA98397
>                  Exclusive, Channel 23
> Dec 20 09:41:39.206: ISDN Se2/0:23 Q931: TX -> ALERTING pd = 8
> callref = 0x97
> Dec 20 09:41:39.210: ISDN Se2/0:23 Q931: TX -> NOTIFY pd = 8  callref
> = 0x97
>          Connected Address i = 0x80, '3102'
>          Notification Ind i = 0xF1
>          Display i = 0xB2, 'Gary Sullivan'
> Dec 20 09:41:39.222: ISDN Se2/0:23 Q931: RX <- RELEASE pd = 8
> callref = 0x17
>          Cause i = 0x81E4 - Invalid information element contents
> Dec 20 09:41:39.230: ISDN Se2/0:23 Q931: RX <- RELEASE pd = 8
> callref = 0x17
>          Cause i = 0x81E0 - Mandatory information element missing
>
>
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--
--Patrick
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