5Setting Up the BayStack Instant Internet 400-S Unit1. You are required to request service from the telephone company before you connect the unit to a network. Whenyou request service, you must provide the telephone company with the following data:• When you request T1 Service, you must provide the telephone company with— The Facility Interface CodeProvide the telephone company with all the codes below:– 04DU9-BN (1.544 MB, D4 framing format)– 04DU9-DN (1.544 MB, D4 framing format with B8ZF coding)– 04DU9-1KN (1.544 MB, ESF framing format)– 04DU9-1SN (1.544 MB, ESF framing format with B8ZF coding)– 04DU9-1ZN (1.544 MB, ANSI ESF and ZBTSI without line power)The telephone company will select the code it has available.— The Service Order Code(s) (SOC): 6.0F— The required Universal Service Order Code (USOC) jack: RJ48C• When you request 56K/64K Service, you must provide the telephone company with— The Facility Interface Code: 04DU5-56/64— The Service Order Code(s) (SOC): 6.0F— The required Universal Service Order Code (USOC) jack: RJ48S• When you request V.34 Service, you must provide the telephone company with— The required Universal Service Order Code (USOC) jack: RJ11C— The make, model number, Ringer Equivalence Number (REN), and FCC Registration number of the unitThe REN helps you determine the number of devices you can connect to your telephone line and stillhave all of those devices ring when your number is called. In most, but not all, areas, the sum of theRENs of all devices should not exceed 5.0. To be certain of the number of devices you can connectto your line, you should call your local telephone company to determine the maximum REN for yourcalling area. This equipment must not be used on party lines or coin lines.• When you request ISDN “U” Interface Service, you must provide the telephone company with— The Facility Interface Code: 02IS5— The Service Order Code(s) (SOC): 6.0F— The required Universal Service Order Code (USOC) jack: RJ49C• When you request ISDN “S/T” Interface Service, you must provide the telephone company with— The Service Order Code(s) (SOC): 6.0N— The make, model number, and FCC Registration number of the NT1Note: ISDN S/T cannot be directly connected to the network.• When you request Primary Rate ISDN Service, you must provide the telephone company with— The Facility Interface Code: 04DU9-1SN (1.544 MB, ESF framing format with B8ZF coding)— The Service Order Code(s) (SOC): 6.0F— The required Universal Service Order Code (USOC) jack: RJ48C2. Your telephone company may make changes to its facilities, equipment, operations, or procedures that could affectthe proper functioning of your equipment. The telephone company will notify you in advance of such changes togive you an opportunity to maintain uninterrupted telephone service.3. If the unit causes harm to the telephone network, the telephone company may temporarily discontinue your service.If possible, they will notify you in advance, but if advance notice is not practical, you will be notifiedas soon as possible and will be informed of your right to file a complaint with the FCC.