[Asterisk-Users] Motherboard failure with 2 Digium TE405P cards

[Andrew Latham]

Check the telco equipment you are plugging into (PBXes) with the
crossovers.. Unless they are all on the same power grid and protected
I would blame them. my two cents...

On 4/18/05, mattf <mattf at vicimarketing.com> wrote:
> Hello,
> 
> I have spend a long time trying to figure out exactly what is the problem
> with one of my Asterisk servers, it is the only one at any of our locations
> that has two Digium quad T1 cards in it with 7 T1s connected to it. Most of
> the rest of our Asterisk servers run identical hardware except that they
> only have a single TE405P board in them. Here's what seems to happen to this
> system starting 6 months ago:
> 
> Take brand new Asus motherboard with P4 processor, 2GB RAM, SATA or SCSI
> drives and two TE405P Digium quad T1 boards. Hook up one local and one long
> distance T1, hook up 4 crossover PRIs to other telco equipment, hook up one
> channelbank.
> 
> The system will run perfectly for about 5 weeks, then randomly the channel
> bank users will notice a weird audio cracking sound and the system will
> crash. Upon investigation the second TE405P card will have it's lights all
> off and on reboot they will not go back on again. After frantically
> switching the PCI slot that the lights-out card was in to a free slot the
> card works again and everything is happy again, but now no digium card will
> work in the other slot again. Another 5 weeks or so passes and again one of
> the Digium quad cards stops working. At this point I swap out the entire
> system(including quad cards) with another system that has been running for 6
> months with no problem and put the malfunctioning system in production with
> a single quad card(which now has been running fine 4 months later) and after
> 6 weeks it happens to the new system. The whole process repeats itself and I
> am now on my 3rd set of completely different components serving in this
> role(even with different brands of components) and my first PCI slot just
> failed last week. We need to have the capability to handle 7 T1s on this
> machine and it is not over-heated or overloaded from a system load
> standpoint. We also have $200 550W Enermax power supplies in these servers
> that have never failed us before.
> 
> So here's the question, do two Digium TE405P boards draw too much power or
> do something else that would harm a brand new motherboard over time?
> 
> Does anyone else out there run two quad board in production? if so what
> hardware do you use?
> 
> I'm just looking for some user feedback before I contact Digium hardware
> support on this.
> 
> Thanks,
> 
> MATT---
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-- 
Andrew Latham

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