Lucent Technologies 555-230-024 Manuale Utente
Introduction
555-230-024
1-20
Issue 5 January 1998
Figure 1-11 shows two control carriers and two Center Stage Switches in a criti-
cal reliability, Center Stage duplex system. As shown in Figure 1-11, a fiber-optic
cable connects each port network to the Center Stage Switch, and another
fiber-optic cable connects each Center Stage Switch to the duplicate Center
Stage Switch.
cal reliability, Center Stage duplex system. As shown in Figure 1-11, a fiber-optic
cable connects each port network to the Center Stage Switch, and another
fiber-optic cable connects each Center Stage Switch to the duplicate Center
Stage Switch.
Figure 1-11.
Critical Reliability Center Stage ECS System
1)
Processor Port Network
4)
Control Carrier
2)
Expansion Port Network
5)
Duplicate Control Carrier
3)
Center Stage Switches (2)
6)
Fiber Optic Cable