User's Manual
System Management Features 
72
Information and Reports 
DEFINITY Enterprise Communications Server Release 8.2
Overview 
555-233-002 
Issue 1
April 2000
Call Charge Information
Provides two ways to know the approximate charge for calls made on outgoing trunks:
■ Advice of Charge — For ISDN trunks
Advice of Charge (AOC) collects charge information from the public network for 
each outgoing call. Charge advice is a number representing the cost of a call; it is 
recorded as either a charging or currency unit. 
■ Periodic Pulse Metering — For non-ISDN trunks
Periodic Pulse Metering (PPM) accumulates pulses transmitted from the public 
network at periodic intervals during an outgoing trunk call. At the end of the call, the 
number of pulses collected is the basis for determining charges. 
Call-charge information helps you to account for the cost of outgoing calls without waiting 
for the next bill from your network provider. This is especially important in countries where 
telephone bills are not itemized. You can also use this information to let employees know 
the cost of their phone calls, and so encourage them to help manage the company’s 
telecommunications expenses. 
NOTE:
This feature is not offered by the public network in some countries, including the 
United States.
In addition, the Pass Advice of Charge to BRI endpoints feature will transparently pass 
AOC information that has been received from PRI networks to WCBRI endpoints.
Bulletin Board
Provides a place on the switch where you can post information and receive messages 
from other switch users, including Lucent Technologies personnel. Anyone with 
appropriate permissions can use the bulletin board for everyday messages. In addition, 
Lucent Technologies personnel can leave high-priority messages, which are displayed on 
the first 10 lines of the bulletin board.
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