AT&T administration and, Руководство по установке и обслуживанию

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SYSTEM
The size, type, and features of a MERLIN II system are
CONFIGURATION
determined using system planning forms.
System Size
A MERLIN II system can be as small as four outside lines
and eight analog voice terminals, or as large as 56 outside
lines and 72 stations. A MERLIN II system with as many
as eight lines and 20 stations is considered a small system
for administration purposes.
Basic and expanded system capabilities are determined by
these system hardware maximum limitations:
System Type
●
Thirty-six analog stations with the Simultaneous Voice
and Data feature
●
Sixty-four digital stations with the Simultaneous Voice
and Data feature
●
Eleven line pools
●
Seventy-one off-premises devices or Basic Telephone
and Modem Interfaces
A system can be configured for pooled, square, or behind-
switch operation. The MERLIN II system default
configuration is pooled with button access.
●
In a square system, each outside line has a dedicated
position on a voice terminal. This arrangement is also
known as a key system. In a standard square
configuration, outside lines appear on the same buttons
on each voice terminal. In a customized square
system, different groups of outside lines are assigned
to the same buttons on selected groups of voice
terminals.
1-4 System Overview