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IP Office Installation
Installation Manual
Page 80
IP Office 2.1
40DHB0002USCL Issue 10c (11th May 2004)
ISDN Port – BRI (RJ45)
Pin No.
Description
Signal Direction
3
Transmit Data (Tx-A)
>
4
Receive Data (Rx-A)
<
5
Receive Data (Rx-B)
<
6
Transmit Data (Tx-B)
>
ISDN Port – PRI (RJ45)
Pin No.
Description
Signal Direction
1
Receive Data (Rx-A)
<
2
Receive Data (Rx-B)
>
4
Transmit Data (Tx-A)
>
5
Transmit Data (Tx-B)
<
LAN Port – 10/100 BaseT
For IP Office 403/406 the information below refers to LAN ports 1 – 7. Port 8 is switchable (exchanges
Tx and Rx signals).
For IP412 and WAN3, both ports have the Rx and Tx connections exchanged.
Pin No.
Description
Signal Direction
1
Receive Data (Rx-A)
<
2
Receive Data (Rx-B)
>
3
Transmit Data (Tx-A)
>
6
Transmit Data (Tx-B)
<