Dce X.21 Serial Cable - Nortel Secure Router 4134 Installation — Hardware Components

Table 48
DTE X.21 serial cable description (cont'd.)
P1 pin P1 signal
23 MODE0
24 MODE3
25
DSR–

DCE X.21 serial cable

Order code: SR0018014E6
Figure 32
DCE X.21 serial cable
Table 49
DCE X.21 serial cable description
Pin 1 P1 signal
1
TXD+
14
TXD–
2
TXCE+
15
TXCE–
5
RXD+
18
RXD–
8 RTS+
9
RTS–
11 CTS+
10
CTS–
26 GND
Shield
Copyright © 2007, 2008 Nortel Networks
.
Note Direction
No connect
GND
No connect
Note Direction
→
Twisted
→
pair
→
Twisted
→
pair
←
Twisted
←
pair
→
Twisted
→
pair
←
Twisted
←
pair
—
Nortel Secure Router 4134
Installation — Hardware Components
NN47263-301 02.01 Standard
18 February 2008
DCE X.21 serial cable 105
P2 signal P2 pin
P2 signal Pin 2
4
R+
11
R–
6
S+
13
S–
2
T+
9
T–
5
I+
12
I–
C+ 3
10
C–
GND 1
8
Shield