Installation
Table 38: Cable requirements for the primary rate interface
Core pairs ´ cores
Stranded
Wire diameter, core
Screening
2 ´ 2 (short distances also 1 ´ 4)
yes
0.4...0.6 mm
yes
Characteristic impedance
Wave attenuation
Near/crosstalk attenuation
90 to 130 W (1 MHz)
lt; 6 dB/km (100 kHz), lt; 26 dB/km (1 MHz)
> 54 dB/100 m (1 kHz to 1 MHz)
4.7.2.2.2 PRI primary rate interface, network-side
Figure 30: PRI primary rate interface on NT1
Table 39: Connection of PRI primary rate interface
NT1 Cable cores Straight
patch cable
Communication server
Socket Pin
PRI signal
46
PRI signal Pin Socket
46
Other designations are also possible on the NT1 such as: "S2m ab" instead of "TxA/TxB" and "S2m an" instead of "RxA/RxB".
Release 7.1
System Manual for Mitel SMB Controller 116
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