User`s manual

3.7. Connecting NT and TE connectors
The connection diagrams of NT or TE connector are shown in figs. 7 and 8. Individual
connections may be selected in accordance with chapter 5 “Ways of connecting 2N
®
GSM
ISDN GATEWAY Lite“ while you should know the connection topology of your ISDN
equipment, see chapter 4. The configuration of pins of RJ-45 connectors for TE and NT is
shown in figs. 10 and 11.
Fig.9: Connector placing on the bottom side
6 Rx
14
5 Tx
4 Tx
3 Rx
2 ne
p
oužit
1 ne
p
oužit
8
7
6 3
2
1
8 ne
p
oužit
7 ne
p
oužit
5
4
Fig.11: Connector wiring for NT
interface
6 Tx
5 Rx
4 Rx
x
3 T
2 ne
p
oužit
1 ne
p
oužit
8
7
63
2
1
8 ne
p
oužit
7 ne
p
oužit
5
4
Fig.10: Connector wiring for TE
interface
ISDN network
NT ISDN net
Fig 8: Connection of connectors
NT PBX
ISDN terminal
1 not connected
2 not connected
3 Rx
4 Tx
5 Tx
6 Rx
7 not connected
8 not connected
1 not connected
2 not connected
3 Tx
4 Rx
5 Rx
6 Tx
7 not connected
8 not connected