G3V4vs/R5vs/R6vs to Avaya Communication Manager
Task List: DEFINITY vs to Avaya Communication Manager
176
SI Installation and Upgrades
June 2004
•
Each port network with single-carrier cabinets allows the system to grow by 1 expansion control
cabinet and up to 3 more port cabinets. These EPN cabinet stacks are the same as the DEFINITY-
style EPN stacks that were first available for G1 systems.
Figure 9: si port-network configurations
BASIC SWITCH
PPN
TO TERMINALS
OR TRUNKS
PPN
EPN
EPN
DIRECTLY CONNECTED SYSTEM
(PPN AND 2 EPNS)
DIRECTLY CONNECTED SYSTEM
(PPN AND 1 EPN)
PPN
EPN