[asterisk-users] Customer complains of noise on line I cannot reproduce.
Fons van der Beek
fons.vanderbeek at 84-it.com
Sun Mar 9 01:08:15 CST 2008
I use MiSDN
so
head -n 1 /proc/zaptel/*
gives
head: cannot open `/proc/zaptel/*' for reading: No such file or directory
Grygoriy Dobrovolskyy schreef:
> paste output of
> head -n 1 /proc/zaptel/*
>
> 2008/3/9, Fons van der Beek <fons.vanderbeek at 84-it.com
> <mailto:fons.vanderbeek at 84-it.com>>:
>
> what clock?
> rxclock
> crystalclock
>
>
> I currently use
>
> "card=1,0x4"
>
>
>
>
>
>
> Grygoriy Dobrovolskyy schreef:
>
> > Well i have installed asterisk on spare system to replace old one,
> > with new tyan motherboard, surprise came when i installed digium
> > fxs/fxo and b410 p, system unstable, random bips on start, misdn
> > module Not loading, heh, old system worked on asus p5nd2 sli
> without a
> > problem with them. There were 2 reasons why i wanted change mobo 1:
> > chipset on asus card generated too much heat, 2: i had a new 3ware
> > controller. So you never know really.
> >
> > Loud scrathing sound? sometimes a card problem, try on other
> hardware.
> >
> > Pci interrupts, also maybe sync problem (you can enable b410
> clock in
> > misdn-init.conf)
> >
> >
> > Also turn off all sound/usb/etc unused devices.
> >
> >
>
> > 2008/3/8, Royce Souther <osgnuru at gmail.com
> <mailto:osgnuru at gmail.com> <mailto:osgnuru at gmail.com
> <mailto:osgnuru at gmail.com>>>:
>
> >
> > root at ttyp0[~]# lspci -v -s 01:07.0
> > pcilib: Cannot open /sys/bus/pci/devices
> > 0000:01:07.0 Communication controller: Tiger Jet Network Inc.
> > Tiger3XX Modem/ISDN interface
> > Subsystem: Unknown device b1d9:0003
> > Flags: bus master, medium devsel, latency 32, IRQ 10
> > I/O ports at ac00 [size=256]
> > Memory at fbfff000 (32-bit, non-prefetchable) [size=4K]
> > Capabilities: [40] Power Management version 2
> >
> > This is all I know about it. The client bought them about a
> month
> > ago and installed them himself then asked me to setup the
> Asterisk
> > program for him. The problem motherboard was a four year old
> > Gigabyte with a Promise IDE controller.
> >
> > The new motherboard that works well is an ASUS but I don't know
> > anything else about it.
> >
> > On Sat, Mar 8, 2008 at 9:09 AM, Steve Totaro
> > <stotaro at totarotechnologies.com
> <mailto:stotaro at totarotechnologies.com>
>
> > <mailto:stotaro at totarotechnologies.com
> <mailto:stotaro at totarotechnologies.com>>> wrote:
> >
> > Which revision of the Digium TDM400?
> >
> > On Sat, Mar 8, 2008 at 10:24 AM, Royce Souther
>
> > <osgnuru at gmail.com <mailto:osgnuru at gmail.com>
> <mailto:osgnuru at gmail.com <mailto:osgnuru at gmail.com>>> wrote:
> > > IRQ's seem to have been the problem. Thanks Steve
> Totaro for
> > that tip.
> > >
> > > The Digium cards were at the same IRQ as the IDE
> controller,
> > I moved the
> > > cards and hard drives to a different system and all is
> good now.
> > >
> > > Thanks.
> > >
> > >
> > >
> > > On Wed, Feb 27, 2008 at 12:11 PM, Steve Totaro
> > > <stotaro at totarotechnologies.com
> <mailto:stotaro at totarotechnologies.com>
>
> > <mailto:stotaro at totarotechnologies.com
> <mailto:stotaro at totarotechnologies.com>>> wrote:
> > > > Check for IRQ issues, move the card to a different slot.
> > > >
> > > > You could ask permission to record calls so maybe
> you can
> > hear the
> > > > sound yourself.
> > > >
> > > > I would then go ahead and swap out cards. I have had
> > TDM400 with bad
> > > > modules and also bad ports on the cards themselves,
> so it
> > could a
> > > > hardware issue.
> > > >
> > > > This is what I suspect, especially if you did not
> put any
> > surge
> > > > suppression on your telco lines. Usually, at least
> in my
> > experience,
> > > > ticks or beeps indicate IRQ, hissing or loud static
> > indicate something
> > > > with/on the board is bad. ALWAYS use surge
> suppression on
> > your lines!
> > > >
> > > > Thanks,
> > > > Steve Totaro
> > > >
> > > >
> > > >
> > > >
> > > > On Wed, Feb 27, 2008 at 11:36 AM, Royce Souther
>
> > <osgnuru at gmail.com <mailto:osgnuru at gmail.com>
> <mailto:osgnuru at gmail.com <mailto:osgnuru at gmail.com>>> wrote:
> > > > > I have setup a few Asterisk systems for customers
> using
> > Digium TDM400
> > > cards
> > > > > and Aastra phones. No problems with sound quality
> at all
> > except at this
> > > one
> > > > > site.
> > > > >
> > > > > Every time I try their system I don't hear any
> problems
> > but they tell me
> > > > > that it is really bad. They describe it a a loud
> > scratching sound.
> > > > >
> > > > > Are there any tests that can be done to pinpoint the
> > problem? Has anyone
> > > > > seen this before? Are there known causes for this?
> > > > >
> > > > > --
> > > > > Open Source: To innovate then create
> > > > > Proprietary: To imitate then litigate
> > > >
> > > >
> > > >
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