[Asterisk-Users] Echo on internal SIP

2005-03-31 Thread Philip Siegrist
Hi All, On my * server I am getting echo on internal SIP calls. I.E. Sip 2 Sip. Calls going over the T1 via the T100p are fine. I have used ulaw and gsm, gsm has less echo but it is still noticable. All phones are snom 190s. Any ideas on what i can do to cancel this. Thanks, ___

RE: [Asterisk-Users] Echo on internal SIP

2005-03-31 Thread Florian Overkamp
Hi, > -Original Message- > On my * server I am getting echo on internal SIP calls. I.E. Sip 2 > Sip. Calls going over the T1 via the T100p are fine. > > I have used ulaw and gsm, gsm has less echo but it is still noticable. > All phones are snom 190s. Any ideas on what i can do to cance

RE: [Asterisk-Users] Echo on internal SIP

2005-03-31 Thread Irakli Natsvlishvili
Rule of thumb - echo is caused by remote node. Check other end. > -Original Message- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > Philip Siegrist > Sent: Thursday, March 31, 2005 7:37 AM > To: Asterisk-Users@lists.digium.com > Subject: [As

Re: [Asterisk-Users] Echo on internal SIP

2005-03-31 Thread Jeff Heath
The echo is almost certainly acoustic echo from the phones at the other side of the conversation ("other side" being the side opposite where the echo is heard). Acoustic echo in phones comes from coupling within the phone (i.e. sound waves being transmitted inside the phone case or through the bod