[cisco-nas] ISDN PRI back-to-back - again

Oliver Boehmer (oboehmer) oboehmer at cisco.com
Wed Jan 31 10:58:57 EST 2007


Yes, you're right.. you need this feature and the required hardware.. or
use a different module which supports data calls.
 
    oli


________________________________

	From: cisco-nas-bounces at puck.nether.net
[mailto:cisco-nas-bounces at puck.nether.net] On Behalf Of Nemec Ladislav
	Sent: Wednesday, January 31, 2007 4:53 PM
	To: Vince Mammoliti; cisco-nas at puck.nether.net
	Subject: Re: [cisco-nas] ISDN PRI back-to-back - again
	
	

	It seems, that my probplem points to HW capability.

	I'm using VWIC-2MFT-E1, and this module doesn't support data
calls.

	I have to use probably folowing feature:

	
http://www.cisco.com/univercd/cc/td/doc/product/software/ios124/124newft
/124limit/124x/124xc4/intserv.htm

	 

	Am I right?

	 

	L.

	 

	
________________________________


	From: Vince Mammoliti [mailto:vince at cisco.com] 
	Sent: Wednesday, January 31, 2007 1:39 PM
	To: Nemec Ladislav; cisco-nas at puck.nether.net
	Subject: RE: [cisco-nas] ISDN PRI back-to-back - again

	 

	What is your configuration of both sides of the ISDN?

	 

	You need to place one side in Network Side.

	 

	V.

	 

	
________________________________


	From: cisco-nas-bounces at puck.nether.net
[mailto:cisco-nas-bounces at puck.nether.net] On Behalf Of Nemec Ladislav
	Sent: Wednesday, January 31, 2007 7:15 AM
	To: cisco-nas at puck.nether.net
	Subject: [cisco-nas] ISDN PRI back-to-back - again

	 

	Hello,

	I want to test some dialer watch scenario, but I don't have ISDN
switch. So I used back-to-back PRI connection between two routers.

	On dialing router I received:

	 

	*Mar  2 13:55:37.372: ISDN Se1/0:15 Q931: TX -> SETUP pd = 8
callref = 0x3DC8 

	        Bearer Capability i = 0x8890 

	                Standard = CCITT 

	                Transer Capability = Unrestricted Digital 

	                Transfer Mode = Circuit 

	                Transfer Rate = 64 kbit/s 

	        Channel ID i = 0xA9839F 

	                Exclusive, Channel 31 

	        Called Party Number i = 0x81, '320' 

	                Plan:ISDN, Type:Unknown

	*Mar  2 13:55:37.388: ISDN Se1/0:15 Q931: RX <- CALL_PROC pd = 8
callref = 0xBDC8 

	        Channel ID i = 0xA9839F 

	                Exclusive, Channel 31

	*Mar  2 13:55:37.392: ISDN Se1/0:15 Q931: RX <- CONNECT pd = 8
callref = 0xBDC8 

	        Channel ID i = 0xA9839F 

	                Exclusive, Channel 31

	*Mar  2 13:55:37.396: ISDN Se1/0:15 **ERROR**:
call_setup_ack_proceeding: NO HDLC available b channel 30 call id 0xBDC8

	*Mar  2 13:55:37.400: ISDN  **ERROR**: Module-CCPRI
Function-CCPCC_CallReleasing  Error-Unknown event received in message
from L3 ono 1ebug isdn q931

	*Mar  2 13:55:37.404: ISDN Se1/0:15 Q931: TX -> DISCONNECT pd =
8  callref = 0x3DC8 

	        Cause i = 0x80A2 - No circuit/channel available

	*Mar  2 13:55:37.412: ISDN Se1/0:15 Q931: RX <- RELEASE pd = 8
callref = 0xBDC8

	*Mar  2 13:55:37.420: ISDN Se1/0:15 Q931: TX -> RELEASE_COMP pd
= 8  callref = 0x3DC8

	*Mar  2 13:55:37.424: ISDN Se1/0:15 Q931: Applying typeplan for
sw-type 0x12 is 0x0 0x1, Called num 320

	 

	 

	I don't know, why dialing router is still disconnecting call, if
opposite router accept call. Cause is "No circuit/channel available",
but there is no more calls.

	 

	 

	Laco Nemec.

	 

	 

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