OSS and services comprise a number of functions:

·        Information mediation

·        CDR and Subscriber Billing

·        Network management

·        Customer care

·        Fraud Management

Without operational support systems you cannot create a customer bill, run your network, address customer complaints, and maintain and fix network troubles.  These systems are essential to running the business.

PJ Louis is the author of various research such as Telecom Network Managment 101 and can be reached at PJ@MobileIN.com.