Instruction manual

HARDWARE AND SOFTWARE DETERMINATION

ISDN-BRI LINE (TN556)

Enter the number of:

(A) 7505 ISDN-BRI voice terminals

(B) 7506 ISDN-BRI voice terminals

(D) 8503T ISDN-BRI voice terminals

(E) CallVisor ASAI adjuncts

PEC

TOTAL PORTS ____ ÷ 12 = ____ 65512

Note: Using a passive bus arrangement, you can have up to 24 voice terminals per circuit

pack. However, the terminals would have to be voice only.