PRACTICE 553 -2201-182
r
Table 3-D
1000 Hz INSERTION LOSS FOR CONNECTIONS
BiTWEEN
TWO PORTS
OF A DIGITAL TRUNK INTERFACE
(DTI)
FOR CONNECTIONS TO A SATELLITE PBX
TYPE OF
CONNECTION DIGITAL DIGITAL
PORT PORT
(A)
(8)
(Note 1) (Note
1)
NOMINAL
INSERTION
LOSS
(dB)
DTI port
(A)
DTI port
(B)
to DTI port
(B)
to
DTI
port
(A)
Satellite
Trunk to
Trunk Comb. STT
Comb. STT
Comb. STT
Comb. STT
Comb. STT
Digital STT
Digital STT
Digital STT
Digital STT
Comb. STT
Digital STT
Tie Trunk
(non-satellite)
CO/FX/WATS
Toll WATS (Note
2)
Digital STT
Tie Trunk
(non-satellite)
CO/FX/WATS
Toll WATS (Note
2)
00
60
00
60
00
00
0
6
00
06
Note 1:
DTI port to Combination or Digital Satellite Tie Trunks (STT) unless otherwise noted.
Note
2:.
Toll WATS is a trunk to a Toll (Class
4)
office for WATS access.
4Note 3: Insertion loss limits are nominal loss
+0.2
dB.
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