[Asterisk-Users] PRI E1 - HDLC Bad FCS / HDLC Abort errors

[Dushyanth Harinath]

Hey,

Thanks for the suggestion. I did but couldnt understand any of it. Here
is the link if anyone wants to try.

http://pastebin.ca/33394

Iam trying the suggested hardware hdlc patch. Will keep you guys posted.

dushyanth

> Try PRI debug span 1 and see if that sheds any light on the problem.
> 
> Thanks,
> Steve
> 
> 
> 
>>Hello,
>>
>>Iam trying to configure asterisk with a PRI E1 line. I got to a point
>>where incoming calls on PRI is landing on asterisk and asterisk
>>immediately starts throwing the below errors on the console. The call
> 
> is
> 
>>dropped at this point somehow.
>>
>>Dec 12 15:02:57 NOTICE[5783]: chan_zap.c:7437 pri_dchannel: PRI got
>>event: HDLC Bad FCS (8) on Primary D-channel of span 1
>>Dec 12 15:02:58 NOTICE[5783]: chan_zap.c:7437 pri_dchannel: PRI got
>>event: HDLC Bad FCS (8) on Primary D-channel of span 1
>>Dec 12 15:02:59 NOTICE[5783]: chan_zap.c:7437 pri_dchannel: PRI got
>>event: HDLC Abort (6) on Primary D-channel of span 1
>>Dec 12 15:03:00 NOTICE[5783]: chan_zap.c:7437 pri_dchannel: PRI got
>>event: HDLC Bad FCS (8) on Primary D-channel of span 1
>>Dec 12 15:03:02 NOTICE[5783]: chan_zap.c:7437 pri_dchannel: PRI got
>>event: HDLC Bad FCS (8) on Primary D-channel of span 1
>>Dec 12 15:03:03 NOTICE[5783]: chan_zap.c:7437 pri_dchannel: PRI got
>>event: HDLC Abort (6) on Primary D-channel of span 1
>>Dec 12 15:03:04 NOTICE[5783]: chan_zap.c:7437 pri_dchannel: PRI got
>>event: HDLC Abort (6) on Primary D-channel of span 1
>>Dec 12 15:03:04 NOTICE[5783]: chan_zap.c:7437 pri_dchannel: PRI got
>>event: HDLC Abort (6) on Primary D-channel of span 1
>>
>>*CLI> show version
>>Asterisk CVS-v1-0-11/08/05-01:22:43 built by root at ip-pbx on a i686
>>running Linux
>>
>>
>>>>/etc/zaptel.conf
>>
>>span=1,1,0,cas,ami
>>;span=1,0,0,cas,ami ; have tried this too
>>bchan=1-15
>>dchan=16
>>bchan=17-31
>>
>>
>>>>/etc/asterisk/zapata.conf
>>
>>; T110P - PRI Configuration
>>signalling=pri_cpe
>>;switchtype=national
>>;switchtype=5ess
>>switchtype=euroisdn
>>callerid=asreceived
>>group=1
>>context=di_mainmenu
>>channel => 1-15,17-31
>>
>>
>>>>cat /proc/zaptel/1
>>
>>Span 1: WCT1/0 "Digium Wildcard TE110P T1/E1 Card 0" AMI/
>>
>>           1 WCT1/0/1 Clear (In use)
>>           2 WCT1/0/2 Clear (In use)
>>           3 WCT1/0/3 Clear (In use)
>>           4 WCT1/0/4 Clear (In use)
>>           5 WCT1/0/5 Clear (In use)
>>           6 WCT1/0/6 Clear (In use)
>>           7 WCT1/0/7 Clear (In use)
>>           8 WCT1/0/8 Clear (In use)
>>           9 WCT1/0/9 Clear (In use)
>>          10 WCT1/0/10 Clear (In use)
>>          11 WCT1/0/11 Clear (In use)
>>          12 WCT1/0/12 Clear (In use)
>>          13 WCT1/0/13 Clear (In use)
>>          14 WCT1/0/14 Clear (In use)
>>          15 WCT1/0/15 Clear (In use)
>>          16 WCT1/0/16 HDLCFCS (In use)
>>          17 WCT1/0/17 Clear (In use)
>>          18 WCT1/0/18 Clear (In use)
>>          19 WCT1/0/19 Clear (In use)
>>          20 WCT1/0/20 Clear (In use)
>>          21 WCT1/0/21 Clear (In use)
>>          22 WCT1/0/22 Clear (In use)
>>          23 WCT1/0/23 Clear (In use)
>>          24 WCT1/0/24 Clear (In use)
>>          25 WCT1/0/25 Clear (In use)
>>          26 WCT1/0/26 Clear (In use)
>>          27 WCT1/0/27 Clear (In use)
>>          28 WCT1/0/28 Clear (In use)
>>          29 WCT1/0/29 Clear (In use)
>>          30 WCT1/0/30 Clear (In use)
>>          31 WCT1/0/31 Clear (In use)
>>
>>
>>>>/etc/asterisk/extensions.conf
>>
>>[di_mainmenu]
>>exten => s,1,Answer ; Answer the line
>>exten => s,2,SetVar(mloop=0) ; main menu loop count
>>exten => s,3,SetVar(mloop=$[${mloop} + 1]) ; increment by 1 , first
> 
> run
> 
>>exten => s,4,DigitTimeout,5 ; Set Digit Timeout to 5 seconds
>>exten => s,5,ResponseTimeout,8 ; Set Response Timeout to 8 seconds
>>exten => s,6,(di_welcome)
>>exten => 1,1,Goto(di_sales,s,1)
>>exten => 2,1,Goto(di_techsupport,s,1)
>>exten => 3,1,Goto(di_hostingsupport,s,1)
>>exten => 4,1,Goto(di_billing,s,1)
>>exten => 5,1,Directory(default)
>>exten => 9,1,Goto(operator,0,1)
>>include => internal
>>
>>Iam based in India and the PRI line is from TATA indicom. The switch
> 
> iam
> 
>>connected to is a Lucent 5ess. I have tried 5ess as the switchtype too
>>in zapata.conf and same errors.
>>
>>I also get the below warning if i remove and put the PRI line into the
>>T110p.
>>
>>Dec 12 14:26:30 WARNING[5783]: No D-channels available!  Using Primary
>>channel 16 as D-channel anyway!
>>
>>zttool shows the PRI status as ok and there are no alarms.
>>
>>Interrupts details are below. X server is not installed and i have
>>disabled dma on my disk.
>>
>>[root at ip-pbx ~]# cat /proc/interrupts
>>           CPU0       CPU1
>>  0:     751204     690283    IO-APIC-edge  timer
>>  1:          9          0    IO-APIC-edge  i8042
>>  8:          1          0    IO-APIC-edge  rtc
>>  9:          0          0   IO-APIC-level  acpi
>> 14:       6203       1100    IO-APIC-edge  ide0
>>169:          0          0   IO-APIC-level  uhci_hcd
>>177:     682240     672161   IO-APIC-level  uhci_hcd, wctdm
>>185:          0          0   IO-APIC-level  uhci_hcd
>>193:     102135    1252274   IO-APIC-level  wcte11xp
>>201:    1257747     100020   IO-APIC-level  wctdm
>>217:         94       6793   IO-APIC-level  eth0
>>225:       8722          0   IO-APIC-level  eth1
>>NMI:          0          0
>>LOC:    1441441    1441440
>>ERR:          0
>>MIS:          0
>>
>>
>># hdparm -v /dev/hda
>>
>>/dev/hda:
>> multcount    = 16 (on)
>> IO_support   =  0 (default 16-bit)
>> unmaskirq    =  1 (on)
>> using_dma    =  1 (on)
>> keepsettings =  0 (off)
>> readonly     =  0 (off)
>> readahead    = 256 (on)
>> geometry     = 16383/255/63, sectors = 40020664320, start = 0
>>
>>Wat could cause this problem ?
>>
>>TIA
>>dushyanth