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Strata CTX Configuration
System Capacities
2-10 Strata CTX I&M 06/04
Door phones
6924
DSS consoles (DDSS)
3516
ISDN BRI station circuits TE-1 and TA
(2B+D per circuit)
12 28 96
Off-premise stations
64 144 544
BPCI used for TAPI only: per cabinet
1
35 66 66
Total Stations (Digital/Analog/ISDN
BRI B channel combined)
72 160 560
Standard stations
64 144 544
Calls existing at the same time
56 96 366
1. Limit is based on cabinet Power Factor (PF).
2. Based on the maximum allowed flexible buttons.
Table 2-5 Line Capacities and Universal PCB Slots
Lines
CTX100
Base & Expansion
CTX670
Basic
Processor
BCTU
CTX670
Expanded
Processor
BCTU + BEXU
CO lines – loop start
(analog - 8 lines/slot)
64 96 264
CO lines – ground start
(analog - 4 lines/slot)
32 72 264
DID lines (analog - 4 lines/slot)
32 72 264
Tie lines (analog - 4 lines/slot)
32 72 264
VoIP lines (4 lines/slot)
1
1. Capacity is limited by FCC, Part 15, ElectroMagnetic Compatibility (EMC) restrictions.
82020
T1 lines (DS-1)
2
2. T1 lines can be loop start, ground start, Tie or DID (maximum 24 lines per unit, any type or combination).
64 96 264
ISDN BRI B channel lines
3
3. BRI lines provide CO line services, including Caller ID, DID and Direct Inward Lines (DIL).
64 96 256
ISDN PRI B channel lines
4
4. PRI lines provide CO line services, including QSIG Networking, Calling Party Number/Name, DID, Tie, POTS, FX and DIT.
48 96 264
Strata Net over IP Channels
5
5. Strata Net over IP channels provides Strata Net functionality.
48 96 264
Total lines (Analog, T1, ISDN BRI and
PRI B channels combined)
64 96 264
Channel Groups
32 48 128
Number of groups w/ GCO Line
buttons
32 50 128
Table 2-4 Station/Peripherals System Capacities
(continued)
Stations
CTX100
Base & Expansion
CTX670
Basic Processor
BCTU
CTX670
Expanded Processor
BCTU + BEXU