[Asterisk-Users] FW: TDM400P and some problems

[Mike Coakley]

Hello all... Again,

I removed the Promise card as Eric suggested and it did take away the beeps
on the lines. Happy day.

But I still have the phantom rings. Anyone have any ideas on this one.

Thanks,

Mike

On 11/9/04 4:37 PM, "Eric Wieling" <eric at fnords.org> wrote:

> Mike Coakley wrote:
>> Hello All,
>> 
>> I originally send this message a little while ago. I realize that if anyone
>> had any input they would have commented but maybe... Just maybe someone that
>> could have commented missed it so I am resending it.
>> 
>> I also figured (since I forgot it the first time) the version of Asterisk I
>> am running (I'm such a dope sometimes).
>> 
>> Asterisk CVS-HEAD-10/15/04-15:45:16
>> 
>> Thanks,
>> 
>> Mike
>> 
>> ------ Forwarded Message
>> From: Mike Coakley <mcoakley at ioumail.com>
>> Date: Thu, 04 Nov 2004 19:16:27 -0500
>> To: "Asterisk Users Mailing List - Non-Commercial Discussion
>> <asterisk-users at lists.digium.com>" <asterisk-users at lists.digium.com>
>> Subject: TDM400P and some problems
>> 
>> Hello all,
>> 
>> I have 2 TDM400P in a P4 2.4Ghz system with 512MB ram. The motherboard is a
>> Intel D865GBF with the latest firmware/BIOS. I have 4 FXO modules on each of
>> the TDM400P cards. Also in the system is a Promise FastTrax 100TX2 Pro card
>> for IDE RAID 1. There are no other PCI cards in the system. The D865GBF MB
>> only really has a single PCI bust but and card on one of the six slots can
>> be a bustmaster card. So far Digium has been not very diagnostically helpful
>> and has sent me new cards to try to correct the problems, but the new cards
>> didn't help in any way.
>> 
>> We are using 5 channels of the available 8. We are using Pingtel SIP phones
>> and Budgetone SIP phones for handsets.
>> 
>> Here are my 2 problems that I can not get to go away:
>> 
>> 1. At what seem to be random times there is a beeping noise generated
>> towards the remote end. The noise sounds like a tone that is generated if
>> the conversation is being recorded and this is upsetting our clients so I
>> really need to get this one fixed.
>> 
>> After reading about everything I could get my hands on I started moving the
>> cards around in the PCI slots. Almost every combination did not help. I have
>> also modified the PCI latency priorities to make the TDM400P cards the
>> highest in the system. I have ensured that there is nothing sharing the
>> IRQ's that the cards are using. I've monitored the system and it does appear
>> to be system usage dependant but doesn't seem to have anything to do with HD
>> activity. I'm at a loss.
>> 
>> 2. Again, what seems to be a random pattern we get "phantom" calls on our
>> lines. What I mean by this is... The line will ring, Asterisk processes the
>> call as if it were a real incoming call. If someone answers the call you get
>> nothing but a dial tone. I've played with different FXO signallings
>> (Loopstart and Kewlstart are the only 2 that seems to even load) but I'm a
>> TDM idiot and I'm not sure what I should be using. (I'm in NYC Metro area -
>> so Verizon is LEC.) If I use Kewlstart I seem to get a lot more "phantom"
>> calls but the call processing on real calls is better. Meaning that
>> on-hook/off-hook detection seems better. If I use Loopstart, I do seem to
>> get less calls but when the remote caller hangs up the line just sits there
>> and Asterisk holds the Zap channel. It will eventually hangup but it is WAY
>> to long. Again, I'm at a loss.
> 
> Messages in the mailing list archive indicate some people have had
> similar problems with Promise RAID.  Getting rid of the Promise RAID
> fixed their problems.
> 
> --Eric
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