Nortel Communication Server 1000S Installation And Configuration Manual page 284

Page 284 of 394
Shared mode
Dedicated mode
553-3001-201 Standard 2.00
1.5 Mb ISL implementation
• NTAK09 Digital trunk cards (for shared mode)
• NTAK02 SDI/DCH card (for dedicated mode)
In shared mode, PRI hardware plus the existing TIE line interface card is
required.
Dedicated mode requires modems. See Figure 80 on
on page 286 for details.
The requirements for using a leased line are
Table 80
Leased line requirements
Hardware
NTAK02
Modem
NTAK19BA
September 2004
page 285
Comments
D-channel Handler Interface
(DCHI) Card for ISL mode.
Modem capable of the following:
(such as Ventel 2400-33 or 2400
Plus II)
- minimum of 2400 baud
- synchronous operation
- must support leased line (also
known as private line or point-to-
point) operation
Four port break out cable.
and Figure 81