[cisco-nas] as5300 - modem fails to handshake

[rod at nisny.com]

Aaron,

Thanks, but that wasn't it.

Rod

> A very typical cause for a symptom like this, when doing
> NFAS, is "crossed spans".  E.g. your T1 1 goes to
> T1 1 on the switch, but your T1 2 goes to the switch's
> T1 3 and your T1 3 goes to their T1 2.
>
> If you unplug your T1 2 while you have your switch guy
> on the phone, which T1 does *he* see go down?
>
> Aaron
>
> ---
>
>>AS5300
>>IOS 12.3(15)
>>modem version 2.9.5.0
>>
>>Only used for incoming dial up
>>
>>We have 3 ISDN/PRI incoming configured in nfas group.  When the first T
>>reaches 23 lines in use and the calls roll over to the next T, the call
>>is assigned to a modem, but the modem does NOT initiate handshake
>> sequence.
>>
>>I know a debug on a bad call would help, unfortunately the create that
>>sequence of events is problematic.  If the opportunity arises I will
>>post that info as well.
>>
>>If anyone has any ideas, please let me know.
>>
>>#show ver
>>Cisco Internetwork Operating System Software
>>IOS (tm) 5300 Software (C5300-JS-M), Version 12.3(15), RELEASE SOFTWARE
>>(fc3)
>>Technical Support: http://www.cisco.com/techsupport
>>Copyright (c) 1986-2005 by cisco Systems, Inc.
>>Compiled Tue 24-May-05 16:02 by ssearch
>>Image text-base: 0x60008AEC, data-base: 0x618DA000
>>
>>ROM: System Bootstrap, Version 11.2(19970724:081727)
>>[INT-janeiro.weekly.0.5.0 101], INTERIM SOFTWARE
>>BOOTLDR: 5300 Software (C5300-BOOT-M), Version 12.3(15), RELEASE
>>SOFTWARE (fc3)
>>
>>c5300-2 uptime is 4 days, 18 hours, 26 minutes
>>System returned to ROM by reload at 13:08:23 UTC Thu Jul 7 2005
>>System image file is "flash:c5300-js-mz.123-15.bin"
>>
>>cisco AS5300 (R4K) processor (revision A.22) with 131072K/16384K bytes
>>of memory.
>>Processor board ID 06465466
>>R4700 CPU at 150MHz, Implementation 33, Rev 1.0, 512KB L2 Cache
>>Bridging software.
>>X.25 software, Version 3.0.0.
>>SuperLAT software (copyright 1990 by Meridian Technology Corp).
>>TN3270 Emulation software.
>>Primary Rate ISDN software, Version 1.1.
>>Backplane revision 2
>>Manufacture Cookie Info:
>> EEPROM Type 0x0001, EEPROM Version 0x01, Board ID 0x30,
>> Board Hardware Version 1.0, Item Number 73-2414-03,
>> Board Revision A0, Serial Number 06465466,
>> PLD/ISP Version <unset>,  Manufacture Date 23-Oct-1997.
>>1 Ethernet/IEEE 802.3 interface(s)
>>1 FastEthernet/IEEE 802.3 interface(s)
>>76 Serial network interface(s)
>>192 terminal line(s)
>>8 Channelized T1/PRI port(s)
>>128K bytes of non-volatile configuration memory.
>>16384K bytes of processor board System flash (Read/Write)
>>8192K bytes of processor board Boot flash (Read/Write)
>>
>>Configuration register is 0x2102
>>
>>#show run
>>Building configuration...
>>
>>Current configuration : 3490 bytes
>>!
>>version 12.3
>>no service pad
>>service timestamps debug datetime msec
>>service timestamps log datetime msec
>>no service password-encryption
>>!
>>hostname c5300-2
>>!
>>boot-start-marker
>>boot-end-marker
>>!
>>enable secret 5 ***
>>!
>>spe 1/0 1/7
>> firmware location system:/ucode/mica_port_firmware
>>spe 2/0 2/7
>> firmware location system:/ucode/mica_port_firmware
>>!
>>!
>>resource-pool disable
>>!
>>aaa new-model
>>aaa session-mib disconnect
>>!
>>!
>>aaa authentication login default group radius local
>>aaa authentication login console none
>>aaa authentication ppp default group radius local
>>aaa authorization network default group radius local
>>aaa accounting exec default start-stop group radius
>>aaa accounting connection default start-stop group radius
>>aaa accounting system default start-stop group radius
>>aaa session-id common
>>ip subnet-zero
>>ip domain name ***.com
>>ip name-server *.*.*.*
>>ip name-server *.*.*.*
>>!
>>async-bootp dns-server *.*.*.* *.*.*.*
>>!
>>isdn switch-type primary-ni
>>!
>>!
>>controller T1 0
>> framing esf
>> clock source line primary
>> linecode b8zs
>> pri-group timeslots 1-24 nfas_d primary nfas_int 0 nfas_group 1
>>!
>>controller T1 1
>> framing esf
>> clock source line secondary 1
>> linecode b8zs
>> pri-group timeslots 1-24 nfas_d none nfas_int 2 nfas_group 1
>>!
>>controller T1 2
>> framing esf
>> clock source line secondary 2
>> linecode b8zs
>> pri-group timeslots 1-24 nfas_d backup nfas_int 1 nfas_group 1
>>!
>>controller T1 3
>> framing sf
>> clock source line secondary 3
>> linecode ami
>>!
>>controller T1 4
>> framing sf
>> clock source line secondary 4
>> linecode ami
>>!
>>controller T1 5
>> framing sf
>> clock source line secondary 5
>> linecode ami
>>!
>>controller T1 6
>> framing sf
>> clock source line secondary 6
>> linecode ami
>>!
>>controller T1 7
>> framing sf
>> clock source line secondary 7
>> linecode ami
>>!
>>!
>>interface Ethernet0
>> ip address *.*.*.* *.*.*.*
>>!
>>interface Serial0
>> no ip address
>> no ip route-cache
>> shutdown
>> clock rate 2015232
>> no fair-queue
>>!
>>interface Serial1
>> no ip address
>> no ip route-cache
>> shutdown
>> clock rate 2015232
>> no fair-queue
>>!
>>interface Serial2
>> no ip address
>> no ip route-cache
>> shutdown
>> clock rate 2015232
>> no fair-queue
>>!
>>interface Serial3
>> no ip address
>> no ip route-cache
>> shutdown
>> clock rate 2015232
>> no fair-queue
>>!
>>interface Serial0:23
>> ip unnumbered Ethernet0
>> encapsulation ppp
>> ip tcp header-compression passive
>> isdn switch-type primary-ni
>> isdn incoming-voice modem
>> peer default ip address pool setup_pool setup_pool2
>> ppp authentication pap
>>!
>>interface FastEthernet0
>> no ip address
>> no ip route-cache
>> shutdown
>> duplex full
>> speed auto
>>!
>>interface Group-Async1
>> ip unnumbered Ethernet0
>> encapsulation ppp
>> ip tcp header-compression
>> async mode interactive
>> peer default ip address pool setup_pool setup_pool2
>> ppp authentication pap
>> group-range 1 192
>>!
>>ip local pool setup_pool *.*.*.* *.*.*.*
>>ip local pool setup_pool2 *.*.*.* *.*.*.*
>>ip default-gateway *.*.*.*
>>ip classless
>>ip route 0.0.0.0 0.0.0.0 *.*.*.*
>>ip http server
>>!
>>!
>>!
>>!
>>!
>>radius-server host *.*.*.* auth-port 1645 acct-port 1646
>>radius-server directed-request
>>radius-server key *****
>>!
>>!
>>!
>>!
>>line con 0
>> logging synchronous
>> transport output all
>>line 1 192
>> modem InOut
>> transport input all
>> autoselect during-login
>> autoselect ppp
>>line aux 0
>> transport output all
>>line vty 0 4
>> transport input all
>> transport output all
>>!
>>end
>>
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>>
>
>