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DEFINITY Enterprise Communications Server Release 6
Installation and Test for Multi-Carrier Cabinets  
555-230-112  
Issue 5
May 1998
Install and Wire Telephones and Other Equipment 
Page 5-88
Add Tie Trunks 
5
Figure 5-41.
TN760 Tie Trunk Circuit Packs (Component Side)
Table 5-18.
TN760D Option Switch Settings and Administration
Installation Situation
Preferred Signaling Format
E&M/SMPLX
 Switch
Prot/Unprot
 Switch
Administered
Port
Circumstance
To
System
Far-End
Co-Located
DEFINITY
E&M Type 1
E&M Type 1
E&M
Unprotected
Type 1
Compatible
Standard
Compatible
Inter-Building
DEFINITY
Protected 
Type 1
Protected 
Type 1
E&M
Protected
Type 1
Compatible
Standard 
Plus
Compatible
Protection
Unit
Co-Located
Net 
Integrated
E&M Type 1
Any PBX
E&M
Unprotected
Type 1
Standard
UNPROT
PROT
SMPLX
E&M
SMPLX
E&M
SMPLX
E&M
SMPLX
E&M
4 3 2 1
PORT 4 
PORT 3 
PORT 2 
PORT 1