ISDN BRI Module Installation
This chapter introduces 4-port ISDN BRI S/T Network Module(NM-4B-S/T).
4-port ISDN BRI S/T Network Module
4-port ISDN BRI S/T Module uses RJ45 S/T interface.
It can connects to 4-port ISDN.
4-port ISDN BRI S/T network module interface
4-port ISDN BRI S/T Network Interface Module:
Port performance:
port
performance |
description |
tie-in |
RJ45 |
cable |
8-port
straight cable |
interface
standard |
ITU
I.430,Q.921,Q.931
standard |
port
speed(bps) |
64kbpsx2 |
Port
conception:
NM-4B-S/T interface module supplies 4 RJ45 equipment and supports 4-port S/T interface.
RJ45 quote conception is as the following :
number |
name |
english name |
1 |
— |
— |
2 |
— |
— |
3 |
sending anode |
TX+ |
4 |
accepting cathode |
RX+ |
5 |
accepting anode |
RX- |
6 |
sending cathode |
TX- |
7 |
— |
— |
8 |
— |
— |
Cable conception:
Connect NT1 and ISDN BRI S/T by end-to-end RJ45 cable.
End-to-end ISDN BRI RJ45 cable is as the following :
Module LED information
L1 upper lamp |
LINK1,means that the first port connection of ISDN S/T line is fine. |
L1lower lamp |
ACT1,means that there is data transferring on the first port of ISDN S/T line. |
L2 upper lamp |
LINK2,means that the second port connection of ISDN S/T line is fine. |
L2 lower lamp |
ACT2,means that there is data transferring on the first port of ISDN S/T line. |
L3 upper lamp |
LINK3,means that the third port connection of ISDN S/T line is fine. |
L3lower lamp |
ACT3,means that there is data transferring on the first port of ISDN S/T line. |
L4 upper lamp |
LINK4,means that the forth port connection of ISDN S/T line is fine. |
L4 lower lamp |
ACT4,means that there is data transferring on the first port of ISDN S/T line. |