AT&T U-Verse Call Screening
Similar to Call Blocking, This feature will intercept and give certain callers a recording saying the number they dialed will not accept their call.  Works for up to 20 numbers.


To activate:

Login to AT&T U-Verse Online.  Call AT&T at 1 (800) ATT-2020 for assistance with logging in.

To de-activate dial:

*84#