The default recording tone is the CONNECTING_CALL wave file . If required, you can change the recording tone to a new, short duration wave file that supports the G729 and PCMU codecs.
Procedure
Log in to the Avaya SBC server.
Type sudo su.
The system prompts for a password.
At the password prompt, type the ipcs password.
At the root prompt, type /etc/init.d/ipcs-init stop.
The Avaya SBC server stops.
Copy the new wave file to /usr/local/ipcs/prompt/pcmu and /usr/local/ipcs/prompt/g729.
Rename the file as CALL_CONNECTING.
The name of the default wave file is CALL_CONNECTING. By renaming the file, you replace the default file with the wave file you copied.
At the root prompt, type /etc/init.d/ipcs-init start.