[Asterisk-Users] PRI issues

[Michael Welter]

Post your 'cat /proc/interrupts' for us.

Kevin Smith wrote:
> Hi everyone,
> 
> I have been having some problems lately with our PRI and Asterisk, or 
> maybe it is just me. It happens once maybe twice a day, but when some of 
> our customers are calling in, the phone just drops on them. I pulled the 
> information below from the log from one that happened. I notice why it 
> is happening, but I can't seem to figure out a way to stop it from 
> happening. I also notice that it is saying I don't have a D channel 
> defined. I am not sure why it is saying that either. Below are my 
> zapata.conf files.
> 
> If anyone has any suggestions/ideas it would be greatly appreciated.
> 
> Thanks,
> Kevin
> 
> /etc/asterisk/zapata.conf
> switchtype=national
> defaultzone=us
> context=default
> signalling=pri_cpe
> group=1
> channel => 1-23
> dchannel=24
> callerid=asreceived
> 
> 
> /etc/zapata.conf
> span=1,0,0,esf,b8zs
> bchan=1-23
> dchan=24
> 
> 
> 
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: HDLC Bad FCS 
> (8) on Primary D-channel of span 1
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: HDLC Bad FCS 
> (8) on Primary D-channel of span 1
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: HDLC Abort (6) 
> on Primary D-channel of span 1
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: HDLC Abort (6) 
> on Primary D-channel of span 1
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: HDLC Bad FCS 
> (8) on Primary D-channel of span 1
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: HDLC Bad FCS 
> (8) on Primary D-channel of span 1
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: HDLC Bad FCS 
> (8) on Primary D-channel of span 1
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: HDLC Abort (6) 
> on Primary D-channel of span 1
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: HDLC Abort (6) 
> on Primary D-channel of span 1
> Mar 29 17:08:18 DEBUG[15151] chan_zap.c: Exception on 19, channel 2
> Mar 29 17:08:18 DEBUG[15148] chan_zap.c: Exception on 18, channel 1
> Mar 29 17:08:18 DEBUG[15148] chan_zap.c: Got event Alarm(4) on channel 1 
> (index 0)
> Mar 29 17:08:18 NOTICE[24038] chan_zap.c: PRI got event: Alarm (4) on 
> Primary D-channel of span 1
> Mar 29 17:08:18 WARNING[24038] chan_zap.c: No D-channels available!  
> Using Primary channel 24 as D-channel anyway!
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 3: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 3
> Mar 29 17:08:18 DEBUG[15151] chan_zap.c: Got event Alarm(4) on channel 2 
> (index 0)
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 4: 
> Red Alarm
> Mar 29 17:08:18 WARNING[15151] chan_zap.c: Detected alarm on channel 2: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 4
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 5: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 5
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 6: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 6
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 7: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 7
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 8: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 8
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 9: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 9
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 10: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 10
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 11: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 11
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 12: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 12
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 13: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 13
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 14: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 14
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 15: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 15
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 16: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 16
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 17: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 17
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 18: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 18
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 19: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 19
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 20: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 20
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 21: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 21
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 22: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 22
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Detected alarm on channel 23: 
> Red Alarm
> Mar 29 17:08:18 WARNING[24039] chan_zap.c: Unable to disable echo 
> cancellation on channel 23
> 
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-- 
Michael Welter
Telecom Matters Corp.
Denver, Colorado US
+1.303.414.4980
mike at TelecomMatters.net
www.TelecomMatters.net