[cisco-voip] Calls disconnecting

[srini]

Hi,


   Our client got Cisco Voip gateway + gatekeeper

Inbound calls disconnect's very ofen 10 out of 4 calls disconnect's. 

Please anyone knows what is the problem ?


Voip Router Hardware : 

------------------ show version ------------------

Cisco IOS Software, 2800 Software (C2800NM-ADVENTERPRISEK9_IVS-M), Version 12.4(11)T2, RELEASE SOFTWARE (fc4)

Copyright (c) 1986-2007 by Cisco Systems, Inc.
Compiled Mon 30-Apr-07 17:36 by prod_rel_team

ROM: System Bootstrap, Version 12.4(1r) [hqluong 1r], RELEASE SOFTWARE (fc1)
ROM: Cisco IOS Software, 2800 Software (C2800NM-IPBASE-M), Version 12.4(3b), RELEASE SOFTWARE (fc3)

System returned to ROM by reload at 14:25:34 MDT Wed May 30 2007
System image file is "flash:c2800nm-adventerprisek9_ivs-mz.124-11.T2.bin"


Cisco 2811 (revision 53.51) with 247808K/14336K bytes of memory.
Processor board ID FCZ100571MZ
2 FastEthernet interfaces
31 Serial interfaces
1 Channelized E1/PRI port
1 Virtual Private Network (VPN) Module
DRAM configuration is 64 bits wide with parity enabled.
239K bytes of non-volatile configuration memory.
62720K bytes of ATA CompactFlash (Read/Write)

Isdn Q931 Error


*May 31 12:19:15: ISDN Se0/0/0:15 Q931: RX <- SETUP pd = 8  callref = 0x228D
        Sending Complete

        Bearer Capability i = 0x8090A3
                Standard = CCITT
                Transfer Capability = Speech
                Transfer Mode = Circuit
                Transfer Rate = 64 kbit/s
        Channel ID i = 0xA98397
                Exclusive, Channel 23

        Calling Party Number i = 0x2181, '302409146'
                Plan:ISDN, Type:National

        Called Party Number i = 0xA1, '348741201'
                Plan:ISDN, Type:National

        High Layer Compat i = 0x9181

*May 31 12:19:15: ISDN Se0/0/0:15 Q931: TX -> CALL_PROC pd = 8  callref = 0xA28D

        Channel ID i = 0xA98397
                Exclusive, Channel 23
*May 31 12:19:15: ISDN Se0/0/0:15 Q931: TX -> DISCONNECT pd = 8  callref = 0xA28D

        Cause i = 0x80FF - Interworking error; unspecified


*May 31 12:19:16: ISDN Se0/0/0:15 Q931: RX <- RELEASE pd = 8  callref = 0x228D
*May 31 12:19:16: ISDN Se0/0/0:15 Q931: TX -> RELEASE_COMP pd = 8  callref = 0xA28D


 
Thanks

Srini
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