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6 Hardware additions
Add DS1 tie and OPS
238 S8100 Installation and Upgrades
November 2003
Figure 48: Tie Trunk circuit packs (component side)
Add DS1 tie and OPS
Service interruption
Because the addition of DS1 tie-trunk service may require a service interruption, notify the customer
when the addition will occur.
4321
PORT 4 PORT 3 PORT 2
PORT 1
UNPROT
PROT
SMPLX
E&M
SMPLX
E&M
SMPLX
E&M
SMPLX
E&M
Table 34: Tie trunk option-switch settings and administration
Installation situation
Preferred signaling
format
E&M/SMPLX
switch
Prot/Unprot
switch
Administered
port
Circumstance To System Far-End
Collocated Communicat
ion Manager
E&M Type
1
E&M
Type 1
E&M Unprotected Type 1
Compatible Standard Compatible
Inter-Building Communicat
ion Manager
Protected
Type 1
Protected
Type 1
E&M Protected Type 1
Compatible Standard
Plus
Compatible
Protectio
n
Unit
Collocated Net
Integrated
E&M Type
1
Any PBX E&M Unprotected Type 1
Standard