Lucent Technologies WaveStar OLS 40G, Installation Manual

Page: 369 / 578

Issue 1.0 March 2001
8-3
365-575-389
Installation Manual Network Element Startup and Provisioning
Background (Continued)
Tools, Test Sets,
and Accessories
(Continued)
n
An “AT modem cable” RS-232 cable. The cable must have a DB25 male
connector at one end to mate with the WaveStar OLS 40G DCE CIT port,
and a DB9 female connector at the other end to mate with the PC serial
port. Table 8-1 may be used to determine pin numbers to connect.
Table 8-1. Serial Port Pinout Information
Signal Name DB9 Pin
DB25
pin RJ45-8 pin
DCE
I/O
DTE
I/O
DCD Data Carrier
Detect 1 8 6 O I
RXD Received Data 2 3 5 O I
TXD Transmitted Data 3 2 3 I O
DTR Data Terminal
Ready 4 20 4 I O
SGD Signal Ground 5 7 7 NA NA
DSR Data Set Ready 6 6 not
present O I
RTS Request to Send 7 4 2 I O
CTS Clear to Send 8 5 8 O I
RI Ring Indicator 9 22 not
present O I
FGD Frame Ground not
present 1 1 NA NA
NOTE:
Network Element (bay) CIT DCE port is DCE.
Network Element (bay) CIT DTE port is DTE.
PC serial port (com port) is DTE.
Modem ports are DCE.
Use straight through cable between unlike ports, use null modem