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

[Kevin Thorngren]

Are you using DMS-100 Protocol?  If so, I believe you need to place a 
check mark in the "MCDN Channel Number Extension Bit Set to Zero" 
option in the CCM GW configuration.

Let us know if this helps.

Kevin
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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