Oh, forgot... from what I understand, my problem was due to an impedence mismatch. This adjusts the DB levels to compensate. I spent many many hours following the various guidelines for combatting echo, but with one 2 minute conversation with Mark, he was able to pin it down. The key I believe was
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hmmm... I have not found this documented anywhere... ;) Can you
explain the rationale a bit?
Sean
David K Parker wrote:
> My problem is solved by doing the following. Many thanks to Mark
> Spencer for clueing me in...
>
>
> search for the followin
My problem is solved by doing the following. Many thanks to Mark Spencer for clueing me in...search for the following string in wctdm.c:/* Enable on-hook line monitor */After the "wctdm_setreg" function add the following lines:
/* Apply negative Tx gain of 4.5db to DAA */ wctdm_setreg(wc, ca
I hadn't heard of fxotune. I'll check it out. I had a little bit better luck today after replacing a 25 ft cable on the pstn side with a 7 ft cable. I'm beginning to wonder about ztmonitor though. Before replacing the cable I had to adjust Rx to 22 and Tx to -
7.5. Ztmonitor still showed the Tx gai
On Dec 9, 2005, at 9:48 AM, David K Parker wrote:
I have a Digium TDM11B, I'm fighting an issue with with echo on the
PSTN side. I run [EMAIL PROTECTED] 2.0. I have an analog phone on the FXS
channel 1 and Telco on the FXS channel 4. I also have a coupe of
softphones, 1 iax2, the other sip, a
I have a Digium TDM11B, I'm fighting an issue with with echo on the PSTN side. I run [EMAIL PROTECTED] 2.0. I have an analog phone on the FXS channel 1 and Telco on the FXS channel 4. I also have a coupe of softphones, 1 iax2, the other sip, and a LinkSys Sipura 941. I use a VOIP provider for long