This is a call coming from the pstn. The call is completed and two way audion is establisehd. It is only when you teerminate the call the you get an engaged signal on the IP phone. Im sure it got something to do with the progress indicator being recieved from the PSTN.
On Sun, May 4, 2008 at 8:47 PM, David L. Blair <[EMAIL PROTECTED]> wrote: > I think this might be a codec issue. If the scenrio is the following, the > call completes then is immediately terminated is a codec mismatch > issue. Remember the default codec on routers is G.729. > > David > > ----- Original Message ----- > *From:* Paul and Bobs <[EMAIL PROTECTED]> > *To:* [EMAIL PROTECTED] <ccie_voice@onlinestudylist.com> > *Sent:* Sunday, May 04, 2008 2:51 AM > *Subject:* [OSL | CCIE_Voice] Incorrect termination from PSTN > > Hi > > My PSTN phone establishes a call with my IP phone. The call is successful > and two way audio commences. The PSTN phone then terminates the call and I > get a busy signal on my IP phone. > > > Paul > >
