Why are telephone authorization codes necessary?
A recent University Information Technology Services (UITS) security policy requires authorization code processing at each regional IU campus. Telephone authorization codes help control chargeable calling. • What telephone services require authorization codes? Rate sensitive services such as long distance, international, local toll, direct assistance (e.g.,1411), and operator services require authorization codes. Flat rate services such as local, toll-free, campus (4 digit), emergency, and SUVON do not require telephone authorization codes. • What is the relationship between dialing “A9” first, dialing “A8” first, and telephone authorization codes? “A9” employs automatic route selection (ARS). ARS nominates one path from a pool of Ameritech, AT&T long distance, McLeod long distance, and SUVON circuits. Each path selected reflects least cost and availability “A8” ensures a SUVON network connection. However, if IUN=s 11 SUVON circuits are busy, out of service, or the dialed number is not
