Re: [asterisk-users] Clarification on DAHDI Fax Detection

2011-01-04 Thread Kevin P. Fleming
On 01/03/2011 07:08 PM, Steve Underwood wrote: On 01/04/2011 04:22 AM, Kevin P. Fleming wrote: On 01/03/2011 11:26 AM, Tom Rymes wrote: Hi folks, I was hoping that someone might be able to help clarify some confusion I have on DAHDI Fax detection after spending some time searching. My

Re: [asterisk-users] Clarification on DAHDI Fax Detection

2011-01-04 Thread Kevin P. Fleming
On 01/03/2011 06:47 PM, Thomas Rymes wrote: On Jan 3, 2011, at 3:22 PM, Kevin P. Fleming wrote: On 01/03/2011 11:26 AM, Tom Rymes wrote: [snip] 1.) Echo cancellation is automatically disabled upon recognition of a CNG tone, regardless of the faxdetect setting. This can only be disabled at

Re: [asterisk-users] Clarification on DAHDI Fax Detection

2011-01-04 Thread Tom Rymes
On 01/04/2011 8:55 AM, Kevin P. Fleming wrote: On 01/03/2011 06:47 PM, Thomas Rymes wrote: On Jan 3, 2011, at 3:22 PM, Kevin P. Fleming wrote: On 01/03/2011 11:26 AM, Tom Rymes wrote: [snip] OK. Either way, though, the changes to echo cancellation are not affected by the faxdetect setting,

Re: [asterisk-users] Clarification on DAHDI Fax Detection

2011-01-04 Thread Steve Underwood
On 01/05/2011 02:39 AM, Tom Rymes wrote: On 01/04/2011 8:55 AM, Kevin P. Fleming wrote: On 01/03/2011 06:47 PM, Thomas Rymes wrote: On Jan 3, 2011, at 3:22 PM, Kevin P. Fleming wrote: On 01/03/2011 11:26 AM, Tom Rymes wrote: [snip] OK. Either way, though, the changes to echo cancellation

Re: [asterisk-users] Clarification on DAHDI Fax Detection

2011-01-04 Thread Steve Underwood
On 01/04/2011 09:53 PM, Kevin P. Fleming wrote: On 01/03/2011 07:08 PM, Steve Underwood wrote: On 01/04/2011 04:22 AM, Kevin P. Fleming wrote: No. CNG tone is never used to affect the state of an echo canceller. All G.168 compliant echo cancellers will respond to the CED tone (generated by

Re: [asterisk-users] Clarification on DAHDI Fax Detection

2011-01-04 Thread Thomas Rymes
On Jan 4, 2011, at 7:37 PM, Steve Underwood wrote: It is very normal for many people to chat and then start their FAX machines, especially domestic FAX users with a FAX machine attached to their home land line. If you don't care about those your proposal is OK, otherwise. Well, I was

Re: [asterisk-users] Clarification on DAHDI Fax Detection

2011-01-03 Thread Kevin P. Fleming
On 01/03/2011 11:26 AM, Tom Rymes wrote: Hi folks, I was hoping that someone might be able to help clarify some confusion I have on DAHDI Fax detection after spending some time searching. My understanding is this: I'll try. 1.) Echo cancellation is automatically disabled upon recognition

Re: [asterisk-users] Clarification on DAHDI Fax Detection

2011-01-03 Thread Thomas Rymes
On Jan 3, 2011, at 3:22 PM, Kevin P. Fleming wrote: On 01/03/2011 11:26 AM, Tom Rymes wrote: [snip] 1.) Echo cancellation is automatically disabled upon recognition of a CNG tone, regardless of the faxdetect setting. This can only be disabled at compile time. No. CNG tone is never used

Re: [asterisk-users] Clarification on DAHDI Fax Detection

2011-01-03 Thread Steve Underwood
On 01/04/2011 04:22 AM, Kevin P. Fleming wrote: On 01/03/2011 11:26 AM, Tom Rymes wrote: Hi folks, I was hoping that someone might be able to help clarify some confusion I have on DAHDI Fax detection after spending some time searching. My understanding is this: I'll try. 1.) Echo