search for: 650s

...the echo canceller handle the echo. Residual echo is present, however. It doesn't interfere with conversation, but I could see how it would be irritating, especially if you never had it before. The call experience should get better, rather than worse -- especially if we're using Polycom IP 650s. Questions: - What settings might I tweak to eliminate this remaining echo? - Is there a hardware or software echo canceller that will do a more thorough job of it? - How is the HPEC in dealing with this echo?

For the last few months we have intermittently been experiencing some very strange registration problems with certain polycom phones. Here is some background information: I have about 150 Polycom Soundpoint IP 600s, 601s, and 650s spread between 8 servers at different locations. Each phone is on the same network (and subnet) as the server it connects to. There is no NAT or anything else strange that should be messing with the connection between the phones and asterisk. We are using Netgear FSM7328P and FSM7352 POE switche...