System Functions and Features as of I7.9
124
Routing elements
sy
d-
020
0/3.
0
– I7.
9
– 1
1
.2009
4. 11. 2
KT lines and Line Keys
Fig. 50
Key telephones in relation to the other routing elements
KT Lines
Each call distribution element is allocated under its reference number one or more
lines for key telephones (KT lines) if
KT
(or destination combinations with that desti-
nation) has been set as the destination (see
).
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