Nortel Secure Router 8012
Hardware Description 5 Cables
Issue 5.3 (6 April 2009) Nortel Networks Inc. 5-29
Table 5-14 Pin assignment of the V .35 DTE ca ble
DB-28 Signal Signal direction DB-25 Signal
6 GND — A Circuit GND
21 GND — B Shield GND
1 TxD+
Æ P SD+
2 TxD-
Æ S SD-
19 RxD+
Å R RD+
20 RxD-
Å T RD-
Table 5-15 Pin assignment of the V.35 DCE cable
DB-28 Signal Signal direction DB-25 Signal
6 GND — A Circuit GND
21 GND — B Shield GND
19 RxD+
Å P TxD+
20 RxD-
Å S TxD-
1 TxD+
Æ R RxD+
2 TxD-
Æ T RxD-
23 CTS+
Å C RTS
13 RTS+
Æ D CTS
25 DSR+
Å H DTR
27 DTR+
Æ E DSR
15 TxCE+
Æ V SCR+
16 TxCE+
Æ X SCR-
3 TxC+
Æ Y SCT+
4 TxC+
Æ AA SCT-
17 RxC+
Å U SCTE+
18 RxC-
Å W SCTE-
11 DCD+
Æ F RLSD
22 LL
Å J LL