Displaying 20 results from an estimated 7000 matches similar to: "Polycom echo problem"
2007 Feb 15
4
Long call setup times on SIP to zaptel calls
I have had a lot of complaints about the time it takes to setup a call.
I have timed it and it is almost five seconds before it even starts
ringing. The SIP device sends the request almost instantly but the
channel is taking a long time to pickup and dial. It wouldn't be so bad
but they hear nothing. I would like to provide ringback before the
zaptel actually starts ringing the channel. Has
2006 Mar 24
5
Mandrake zaptel module not found after compiling
I have compiled zaptel on Mandrake following everything I have always
done on Fedora.
It is 2.6 udev so...
I had to modify the 01-devfs.rules
Make linux26
Make
Make install...
Everything appears to compile correctly but it says module not found
when doing "modprobe zaptel"
Is this a rights issue?
Jordan Novak
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2006 Feb 28
2
Conference bridge dimensioning
We are using an Asterisk box to do conferencing right now. I have had
about sixteen active lines in conference and the quality was acceptable.
We now have a need for 50 people to conference at one time. Does anyone
have enough experience doing this to give me some pointers. Will it even
be reasonable to try this? Is the mixing done on the the hardware, I
plan on using a quad span t-1 card from
2007 Mar 28
7
wireless desktop phones
I am looking for completly wireless desktop phones. Until I realized we
needed wireless i was going to use polycom soundpoint 501's. Any
suggestions on a comparable wireless phone?
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2007 Jun 05
1
addqueuemember recording and reporting
On 6/4/07, Jordan Novak <jnovak@logisticshealth.com> wrote:
> I am having a difficult time with the transition from agentcallback
login...
> Here are a few of the isssues, I am logging in using chan_ local
> ie:local/8000 as the extension
I'm not sure if this will solve any of your problems or not, but I've
found it's often necessary to use the "/n" on the
2006 Apr 04
2
WebMeetme defines.php?
I am looking at some directions on how to install and it is asking me to
edit defines.php, it states that the file should be located in the
source directory, but I can't seem to find it anywhere on my machine.
Anyone been thru this?
Jordan Novak
Communications Technician
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2006 Mar 17
2
choppy recorded sounds in asterisk
I have installed asterisk on numerous servers. Every install was done on
Fedora and (White box Linux). I now have zap channels in one of the
boxes (T-1). No matter what type of channel I call on (sip or zap) I get
some really strange artifacts in the sound, almost like a skip in the
playback. It seems to always be in about the same place in the
recording. Usually in the beginning of playback. For
2006 Mar 21
1
Web-ex type solution for use with asterisk
Is there an app or softphone for meetings that displays the hosts screen
like webex or intercall.
Jordan Novak
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2006 Feb 10
4
Sendmail with exchange
I am using Asterisk to send Voicemail out as Email. I am running into a
problem I believe to be caused by the exchange server requiring SMTP
authentication. I cannot get the sys admin's to turn it off. Does anyone
know enough about sendmail to help me. I am assuming that the default
mail client is sendmail. It will also send to other non-SMTP
authenticated servers. Your help is much
2006 Dec 20
1
Agentcallbacklogin deprecation
I agree with these fella's, this is a piss poor way of fixing it. I
only know of one call center that used static agents, mostly because
they were sold a peice of crap and they had no idea how to use it the
other way. I think you will find the majority of call centers are
callback centers. This decision has taken Asterisk out of the realm of
providing reasonable call center solutions. VIVA
2005 Mar 07
5
[Asterisk-Dev] Flash Operator Panel
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2006 May 16
1
crackling on IAX between asterisks
I have two IAX trunked *, there are loud crackles and pops, they are dialing out a T-1 and are sip devices, it also drops words, any help or Ideas?
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2007 Apr 04
1
Queue application strategy
I am using rrmemory for my queues. I have noticed that the application
will only distribute or dial one number at a time. Is there a different
strategy that will allow the queue to distribute more than one call at a
time? I don't want to use ringall because that would tie up thirteen of
my trunks every time it tried to distribute a call. Any thoughts?
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2007 Jun 04
1
addqueuemember recording and reporting problems
I am having a difficult time with the transition from agentcallback
login...
Here are a few of the isssues, I am logging in using chan_ local
ie:local/8000 as the extension
Call Detail records no longer show agent/xxxx as the dstchannel
show agents no longer shows the channels state
show queues does not show the member
Can anybody help? I have a ton of time invested in applications I
developed
2006 Apr 01
1
voicemail to email sending problems
I have a box that will send to my personal pop/web based email but will not send to my exchange server. I have checked the MX record and DNS settings. I know there is something you can do like this to check it but it returns either a -1 or 0 (have no idea what that means)
sendmail
/mx
anyway I can send to a ISP based Mail account outside the company. We have .wav files allowed we also require
2006 Mar 21
1
Polycom hand/head set echo and Zapata config
Hey everyone,
I have been trying to figure this out and I am just getting no where
with it. The office is using Polycom IP 601 phones. Everything sounds
great in terms of quality on both heads. However, users of the phone are
having trouble with their headsets and handsets. Some users are hearing
their voices back come back on the phone. If they adjust their volume
lower, then it goes away,
2010 Jul 24
1
Sound card problem in acoustic echo
>I remember?I had to expose the echo cancelation level implementing a get_echo_level( ) function based on this:
>http://lists.xiph.org/pipermail/speex-dev/2008-September/006889.html
This is really a good idea to determine the frequency difference between capture
and play of the sound card. But it need constant far-end voice and a long time
because it must repeat the process of
2010 Jun 09
3
Sound card problem in acoustic echo cancellation
Then why ONE sound card have different capture and playback rate?
It must be ONE single physical clock generator which is used by both ADC and DAC
in the sound card, isn't it?
If you are a hardware engineer. Will you design two different physical clock for
ADC and DAC seperately?
What on earth causes this problem? Who knows its intrinsic real reason?
Isn't there any other solutions?
For
2011 Jan 19
3
About Sampling Rate Correction in acoustic echo cancellation
Hi all,
We have discussed so many about sampling rate asynchronous (or offset) between rendering (D/A converter) and capturing (A/D converter) of most PC soundcards. It seems all acoustic echo cancellers, include AEC in speex, can not deal with this trouble, because it causes a drift of echo path and also buffer overflow and underflow which jumps the delay of echo path seriously.
Unfortunately,
2006 Jan 25
0
Echo while using Headset with Polycom IP 501 / 601 Asterisk 1.2.1
I'm hearing an echo when using a headset with my IP 501 / 601. The
phones are using BR 3.1.2 and SIP 1.6.3. I use tftp to configure the
phones. The sip.cfg is the default from polycom except for the
parameters required to connect the phones to asterisk.
I have absolutly no echo with the handset, but do have a slight echo on
the speaker phone. I haven't ruled out room acoustics as the