[cisco-nas] AS5350 failing to connect to T1 channel

[Richard Greasley]

Ok, sorted... bloody PBX was having problems.

regards,
Richard
----- Original Message ----- 
From: "Richard Greasley" <rjcg at caribsurf.com>
To: <cisco-nas at puck.nether.net>
Sent: Tuesday, October 07, 2003 8:51 AM
Subject: [cisco-nas] AS5350 failing to connect to T1 channel


> Hello,
> an AS5350 is acting as a gateway, this AS5350 interfaces with a Nortel
> Option11 PBX.
> I'm experiencing a very weird issue whereby calls that are coming into my
> gateway are not coming through.
> This is what I get from a "show call history voice brief"
> 16D3 : 114966hs.73 +-1 +1453 pid:11 Answer
>  dur 00:00:00 tx:338/13520 rx:0/0 10  (normal call clearing.)
>  IP xxx.xxx.xxx.xxx:17692 rtt:121ms pl:0/0ms lost:0/0/0 delay:0/0/0ms
g729r8
>
> 16D3 : 114966hs.74 +-1 +1455 pid:84 Originate 4029
>  dur 00:00:00 tx:0/4294963252 rx:338/17564 10  (normal call clearing.)
>  Telephony 3/4:0 (74): tx:13580/0/0ms g729r8 noise:-120dBm acom:127dBm
>
> Here's a snippet of my configs:
>
> controller T1 3/4
>  framing esf
>  linecode b8zs
>  cablelength short 133
>  ds0-group 0 timeslots 1-24 type e&m-immediate-start
>
> voice-port 3/4:0
>  timeouts call-disconnect 10
>  timeouts ringing 30
>
> dial-peer voice 84 pots
>  max-conn 24
>  destination-pattern 4...
>  no digit-strip
>  port 3/4:0
>
> dial-peer voice 11 voip
>  max-conn 96
>  incoming called-number 4...
>  session target ipv4:xxx.xxx.xxx.xxx
>  dtmf-relay h245-alphanumeric
>  codec g729r8 bytes 40
>  fax rate disable
>  ip qos dscp cs5 media
>  ip qos dscp cs5 signaling
>  no vad
>
> "Cisco Internetwork Operating System Software
> IOS (tm) 5350 Software (C5350-IS-M), Version 12.2(2)XB6, EARLY DEPLOYMENT
> RELEASE SOFTWARE (fc1)
> TAC Support: http://www.cisco.com/tac
> Copyright (c) 1986-2002 by cisco Systems, Inc.
> Compiled Mon 17-Jun-02 16:53 by hwcheng
> Image text-base: 0x600089C8, data-base: 0x61200000
>
> ROM: System Bootstrap, Version 12.2(1r)1, RELEASE SOFTWARE (fc1)
> BOOTLDR: 5350 Software (C5350-BOOT-M), Experimental Version
> 12.1(20000922:142008) [nag-flo_t_0110 101]
>
> as5350-1 uptime is 28 minutes
> System returned to ROM by reload at 12:20:53 UTC Tue Oct 7 2003
> System restarted at 12:22:21 UTC Tue Oct 7 2003
> System image file is "flash:c5350-is-mz.122-2.XB6.bin"
>
> cisco AS5350 (R7K) processor (revision T) with 131072K/65536K bytes of
> memory.
> Processor board ID JAE065000H5
> R7000 CPU at 250Mhz, Implementation 39, Rev 1.0, 256KB L2, 2048KB L3 Cache
> Last reset from IOS reload
> Bridging software.
> X.25 software, Version 3.0.0.
> SuperLAT software (copyright 1990 by Meridian Technology Corp).
> Primary Rate ISDN software, Version 1.1.
> Manufacture Cookie Info:
>  EEPROM Type 0x0001, EEPROM Version 0x01, Board ID 0x32,
>  Board Hardware Version 3.33, Item Number 800-5171-02,
>  Board Revision B0, Serial Number JAE065000H5,
>  PLD/ISP Version 2.2,  Manufacture Date 17-Dec-2002.
> Processor 0x14, MAC Address 0x0B46825D40
> Backplane HW Revision 1.0, Flash Type 5V
> 2 FastEthernet/IEEE 802.3 interface(s)
> 194 Serial network interface(s)
> 216 terminal line(s)
> 8 Channelized T1/PRI port(s)
> 512K bytes of non-volatile configuration memory.
> 32768K bytes of processor board System flash (Read/Write)
> 8192K bytes of processor board Boot flash (Read/Write)
>
> Configuration register is 0x2102"
>
> Now when a call comes in to the 5350 signalling the PBX, I never do see it
> connected. What else I'm seeing is that the phone would ring, and once its
> picked up by a staff member, all they would get is "dead air". I asked
that
> the phone company setup the system so that when I dial an extension
number,
> I'll get to use the same T1 channel and connect to another one of our
> gateway. At one instance I was getting a very loud analog modem sound. Now
> however, 50% of the times we will hear a busy tone.
>
> Anyone have any suggestions, as to what I should do.
>
> Thanks,
> Richardg;
>
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