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Pre-Installation Requirements
What You Must Purchase
The following items must be purchased to install ISDN.
DBS Equipment
If you are installing the ISDN in a single-cabinet system, order the equipment
included in Table 1-1. For two-cabinet systems, see Table 1-2.
Table 1-1. ISDN Hardware requirements for single-cabinet systems
CPC-EX
SCC-B
(VB-43415)
(VB-43421)
1
Notes:
1. SCC-B with ROM 1.3 or later is required if the central office does not provide ISDN dial tone.
2. Fractional (per port) Assignments requires the VB-43511A version of the loop start trunk card.
3. COP 1.07 or later is required with ISDN PRI Trunk Card VB-43571 for CPC-EX 2.2.
Table 1-2. ISDN Hardware requirements for double-cabinet systems
ISDN
CPC-EX
Location
(VB-43415)
ISDN in the
1
Master
ISDN in the
1
Slave
ISDN in both
1
Master and
Slave
Notes:
1. SCC-B with ROM 1.3 or later is required if the central office does not provide ISDN dial tone.
2. Version 1.2 of the Cable Kit is required for ISDN.
3. Fractional (per port) Assignments requires the VB-43511A version of the loop start trunk card.
4. COP 1.07 or later is required with ISDN PRI Trunk Card VB-43571 for CPC-EX 2.2.
1-8
ISDN Trunk Card
(VB-43571)
1
(See Note 1.)
SCC-B
ISDN Trunk
(VB-43421)
Card
(See Note 1)
(VB-43571)
(See Note 3.)
1
1
1
1
1
2
DBS-EX23-530
Introduction to the ISDN Interface
MDF Card
(VB-43562)
1
(See Note 3.)
MDF
Sync
Card
Unit
(VB-43562)
(VB-43563)
1
1
1
1
2
1
Sync Unit
(VB-43563)
1
1
ISDN Cable
Cable Kit
(VB-43564)
(VB-43110)
(See Note 2.)
0
1
1
1
1
1
April 2000
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