Tie-Trunk Compatibility - AT&T MERLIN LEGEND Installation & Maintenance Manual

System Description
Table 1-10 Tie-Trunk Compatibility
Installation Situation
From MERLIN
LEGEND
Communications System
To Location
MERLIN Same site
LEGEND or inter-
or building
MERLIN II
System
Same site
25 or or inter-
System
building
75
System
Sane site
85 or inter-
building
Dimen- Same site
sion PBX
lnter-
Dimen-
sion PBX building
Other Same site
Other
lnter-
building
Network N/A
Interface
1-52 Signal Processing
Preferred Signaling Format
MERLIN LEGEND
Communications System
Signaling Protected
Mode and or Unpro-
tected
Type
Simplex;
N/A
type 5
Simplex; N/A
type 5
Simplex; N/A
type 5
E&M; Unpro-
type 1; tected
com-
patible
E&M; Protected
type 1;
com-
patible
Unpro-
E&M;
type 1;
tected
com-
patible
E&M; Protected
type 1;
com-
patible
E&M; Unpro-
type 1; tected
standard
Far End
Signaling Protected
or Unpro-
Mode and
tected
Type
Simplex; N/A
type 5
Simplex; N/A
type 5
Simplex; N/A
type 5
Unpro-
E&M;
type 1; tected
standard
Protected
E&M;
type 1;
standard
E&M; Unpro-
type 1; tected
standard
Requires a
E&M;
type 1; protection
standard unit
N/A N/A