Page 380 of 910 Configuration of IP Telephony nodes using Element Manager
553-3001-365 Standard 4.00 August 2005
Procedure 29
Configuring DSP Profile data
1In the Edit window, click VGW and IP Phone codec profile.
The VGW and IP phone codec profile information expands. See Figure
88.
The VGW and IP phone codec profile area includes VGW information
and a list of codecs.
Figure 88
Node Configuration > Edit > VGW Profile
2Under VGW and IP phone codec profile, leave the values at their default
settings unless directed to change them by Nortel Field Support.
a. Enable Echo canceller: The echo canceller is enabled by default.
Do not uncheck this box. Never disable echo canceller unless
directed by Nortel Field Support.
b. Echo canceller tail delay: Select the maximum value available. The
default value is 128ms. Never reduce the echo canceller value unless
directed by Nortel Field Support.