Figure 6 Pin Assignments For Modem Connection - Nokia IP2255 - Security Appliance Installation Manual

1
Overview

Figure 6 Pin Assignments for Modem Connection

28
Input or
Pin output
1 (DCD) Input
2 (RXD) Input
3 (TXD) Output
4 (DTR) Output
5 (GND)
6 (DSR) Input
7 (RTS) Output
8 (CTS) Input
9 (RI) Output
Nokia IP2255 Security Platform Installation Guide
1
5
6 9
00156
To DB25
cable out
8 (DCD)
2 (TXD)
3 (RXD)
20 (DTR)
7 (GND)
6 (DSR)
4 (RTS)
5 (CTS)
22 (RI)
To DB9
cable out
7 (RTS)
8 (CTS)
3 (TXD)
2 (RXD
6 (DSR)
9 (RI)
5 (GND)
4 (DTR)
1 (DCD)
1 (DCD)
4 (DTR)