Screen Reference
Trunk Group
Administrator’s Guide for Avaya Communication Manager
1321
November 2003
Unacceptable Threshold - Min - 1004 Hz Loss
Unacceptable Threshold - Maximum C
Message Noise
Unacceptable Threshold - Maximum C
Notched Noise
Unacceptable Threshold - Minimum ERL
Unacceptable Threshold - Minimum SRL-HI
Valid entries
Usage
-2 to 21
Enter the minimum signal loss allowed for a 1004 Hz test tone (in
dB) before a trunk is reported as unacceptable. A larger dB value is
more restrictive.
Valid entries
Usage
15 to 55
Enter the maximum C-message noise interference in dBmC above
reference noise terminating on a phone as measured within the
voice band frequency range (500 to 2500 Hz) allowed before
reporting a trunk as unacceptable. Smaller values are more
restrictive.
Valid entries
Usage
34 to 74
Enter the maximum C-notched signal dependent noise interference
in dBmC allowed before reporting a trunk as unacceptable. Smaller
values are more restrictive.
Valid entries
Usage
0 to 40
Enter the minimum low-frequency echo return loss in dB allowed
before reporting a trunk as unacceptable. Larger values are more
restrictive.
Valid entries
Usage
0 to 40
Enter the minimum high-frequency signaling return loss in dB
allowed before reporting a trunk as unacceptable. Larger values are
more restrictive.