Hello:

 

It looks like if the pstn is expecting the number in other format, first check 
how the pstn needs the called number  to be formated, then play with EPNM and 
AAR prefix / mask to send the number as is expected

 

hth

 


Date: Thu, 25 Mar 2010 00:03:26 -0400
From: kparam2...@gmail.com
To: ccie_voice@onlinestudylist.com
Subject: [OSL | CCIE_Voice] Lab 6A - AAR task

Hi guys,

I was working on lab 6A to set up AAR between the HQ and BR1. I was successful 
in setting the rsvp, reducing the bandwidth and forcing the call to use AAR and 
go over the PSTN. I was able to complete the call when i call from BR1 (1002) 
to HQ (5002). But when I dial from HQ(5002) to BR1(1002),  I get a busy tone 
and the dreaded "Unallocated/Unassigned isdn message on BR1" I have css-br-ld 
as the incoming CSS on the BR1 RTR and that css has pt-internal. 1002 is 
assigned pt-internal. I am not sure what I am missing here.

Here are the debug outputs from HQ and BR1 RTR.
on HQ Router:
 Result=SUCCESS(0)
   List of Matched Outgoing Dial-peer(s):
     1: Dial-peer Tag=11
Mar 25 00:58:30.581: ISDN Se0/0/0:23 Q931: pak_private_number: Invalid 
type/plan 0x0 0x0 may be overriden; sw-type 13
Mar 25 00:58:30.581: ISDN Se0/0/0:23 Q931: Applying typeplan for sw-type 0xD is 
0x2 0x1, Calling num 2123945002
Mar 25 00:58:30.585: ISDN Se0/0/0:23 Q931: Applying typeplan for sw-type 0xD is 
0x0 0x0, Called num 16178631002
Mar 25 00:58:30.585: ISDN Se0/0/0:23 Q931: TX -> SETUP pd = 8  callref = 0x0097
        Bearer Capability i = 0x8090A2
                Standard = CCITT
                Transfer Capability = Speech
                Transfer Mode = Circuit
                Transfer Rate = 64 kbit/s
        Channel ID i = 0xA98383
                Exclusive, Channel 3
        Display i = 'HQ Phone 2'
        Calling Party Number i = 0x2181, '2123945002'
                Plan:ISDN, Type:National
        Called Party Number i = 0x80, '16178631002'
                Plan:Unknown, Type:Unknown
        Redirecting Number i = 0x000081, '1002'
                Plan:Unknown, Type:Unknown
HQ-RTR#
Mar 25 00:58:30.621: ISDN Se0/0/0:23 Q931: RX <- CALL_PROC pd = 8  callref = 
0x8097
        Channel ID i = 0xA98383
                Exclusive, Channel 3
Mar 25 00:58:30.657: ISDN Se0/0/0:23 Q931: RX <- DISCONNECT pd = 8  callref = 
0x8097
        Cause i = 0x8281 - Unallocated/unassigned number
Mar 25 00:58:30.665: ISDN Se0/0/0:23 Q931: TX -> RELEASE pd = 8  callref = 
0x0097
Mar 25 00:58:30.673: ISDN Se0/0/0:23 Q931: RX <- RELEASE_COMP pd = 8  callref = 
0x8097


on BR1 RTR:
BR1-RTR#
Mar 25 00:58:30.656: ISDN Se0/0/0:23 Q931: RX <- SETUP pd = 8  callref = 0x0098
        Bearer Capability i = 0x8090A2
                Standard = CCITT
                Transfer Capability = Speech
                Transfer Mode = Circuit
                Transfer Rate = 64 kbit/s
        Channel ID i = 0xA98381
                Exclusive, Channel 1
        Display i = 'HQ Phone 2'
        Calling Party Number i = 0x2181, '2123945002'
                Plan:ISDN, Type:National
        Called Party Number i = 0xA1, '6178631002'
                Plan:ISDN, Type:National
        Redirecting Number i = 0x000081, '1002'
                Plan:Unknown, Type:Unknown
Mar 25 00:58:30.668: ISDN Se0/0/0:23 Q931: TX -> RELEASE_COMP pd = 8  callref = 
0x8098
        Cause i = 0x8081 - Unallocated/unassigned number


Any input will be greatly appreciated.

Thanks
Kalyan



                                          
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