Toshiba Strara CTX Series, Installation And Maintenance Manual, Page: 25 / 290

Strata CTX Configuration
1-11
Strata CTX I&M September 2002
DSS consoles (DDSS) 3 5 16
ISDN BRI station circuits TE-1 and TA
(2B+D per circuit)
12 28 96
Off-premise stations 72 160 560
BPCI used for TAPI only: per cabinet
1
35 66 66
Total Stations (Digital/Analogue/ISDN
BRI B channel combined)
72 160 560
Standard stations 64 160 560
Calls existing at the same time 56 96 366
1. Limit is based on cabinet Power Factor (PF).
Table 1-6 Line Capacities and Universal PCB Slots
Lines
CTX100
Base & Expansion
CTX670
Basic Processor
BBCU + BECU
CTX670
Expanded Processor
BBCU + BECU +
BEXS + BBMS
Exchange lines – loop start
(analogue - 8 lines/slot)
64 96 264
Tie lines (analogue - 4 lines/slot) 32 72 264
VoIP lines (4 lines/slot)
1
1. Capacity is limited by EU, Part 15, ElectroMagnetic Compatibility (EU) restrictions.
8 20 20
ISDN BRI B channel lines
2
2. BRI lines provide Exchange line services, including Caller ID, DDI and Direct Inward Lines (DIL).
64 96 256
ISDN PRI B channel lines
3
3. PRI lines provide Exchange line services, including QSIG Networking, Calling Party Number/Name, DDI, Tie, POTS, FX and
DIT.
48 96 264
Total lines (Analogue, ISDN BRI and
PRI B channels combined)
64
96 264
Channel Groups 32 48 128
Number of groups with Group
Exchange Line buttons
32 50 128
Table 1-5 Station/Peripherals System Capacities (Cont.)
Stations
CTX100
Base & Expansion
CTX670
Basic Processor
BBCU + BECU
CTX670
Expanded Processor
BBCU + BECU +
BEXS + BBMS