Pri Network Interface Module For Viewstation Fx And Vs4000; Table 2-16. Pri T1 And E1 Network Interface Modules - Polycom SoundStation2 EX, FX, VS4000 Integrator's Reference Manual

Integrators' Reference Manual for ViewStation EX, ViewStation FX, and VS4000
PRI Network Interface Module for ViewStation FX and
VS4000
26
The following paragraphs provide technical information about the
T1 and E1 PRI network interface modules available with the
ViewStation FX and VS4000. This network interface module is not
available with the ViewStation EX.

Table 2-16. PRI T1 and E1 Network Interface Modules

Parameter
Areas where used
B channels
D channels
Total data capacity
Power source
Clock source
Keep-alive signal
Switch protocol
Line signalling
H0 and other
higher-bandwidth
channels
PRI T1
North America,
Japan, Hong Kong,
Taiwan
23
1
1472 Mbps
(23 x 64 Kbps)
VS4000/ViewStation
FX, via peripheral
cable
External power supply
available (required if
not using external
CSU)
Network
Yes
AT&T 5ESS
AT&T 4ESS
Nortel DMS
NI-2
ESF/B8ZS
Not supported
PRI E1
Europe, other areas
where T1 is not used
30
1
1920 Mbps
(30 x 64 Kbps)
VS4000/ViewStation
FX, via peripheral
cable
External power supply
available
Network
No
NET5/CTR4
CRC4/HDB3
HDB3
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