Terminal And Network Interfaces - Mitel Aastra 470 System Manual

Expansion Stages and System Capacity
Interface Terminal type
Analogue, nationally approved terminals
• Pulse dialling (PUL)
• Frequency dialling (DTMF)
• Radio units for cordless phones
• Door intercoms with DTMF control functions
• Group 3 fax machines
• Answering machines
• Modems
External audio equipment with line output
External equipment can be switched via control outputs
External switches for controlling internal switch groups via
control inputs
General bell
1)
Maximum 64 radio units per location area
2)
Operation on 2 DSI interfaces in each case
3)
Maximum of 2 simultaneous call connections.
4)
Transmission with the T.38 protocol is recommended for Fax over IP. The corresponding DSP resources need
to be allocated.
3. 4. 3

Terminal and network interfaces

Tab. 33 Terminal and network interfaces
Max. number...
Ethernet interfaces
Network interfaces, total (FXO, BRI-T, PRI, BRI-S
Terminal interfaces, total (DSI, FXS, BRI-S)
DSI terminal interfaces
Analogue terminal interfaces FXS
BRI-S terminal interfaces
Analogue network interfaces FXO
Basic rate interfaces BRI-T
Basic rate interfaces BRI-S
Primary rate interfaces PRI
SIP access
SIP access channels
1)
30 B channels per PRI network interface, of which 10 B channels each can be used without licence.
2)
Licences required
66
Terminal
4)
)
ext.
ext.
1)
per AIN
per Aastra with Aastra
470 470 as Mas-
ter
228 600
1 1 per node
228 600
228 600
1 1 per node
AIN with
Aastra 470 Aastra 470 as
Master
3 per node
56
228
224
228
28
64
56
28
14
10
2)
240
Aastra 470 as of R3.2
syd-0337/1.6 – R3.2 – 09.2014
per inter-
face
288
600
600
600
228
64
256
256
32
10
2)
240