Lucent Technologies CBX 500 - RS-232 Shielded Null-Modem Cable

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Cables and Pinout Assignments
RS-232 Shielded Null-Modem Cable
B-24/5/03 CBX 500 Multiservice WAN Switch Hardware Installation Guide
RS-232 Shielded Null-Modem Cable
Table B-1. RS-232 Shielded Null-Modem Cable Pinouts
RS-232 Male
Connector #1
Pin Number
RS-232 Male
Connector #1
Signal
RS-232 Female
Connector #2
Pin Number
RS-232 Female
Connector #2
Signal
7 Signal Ground 7 Signal Ground
3 Receive Data 2 Transmit Data
2 Transmit Data 3 Receive Data
DB-25 Male
Connector #1
Pin Number
DB-25 Male
Connector #1
Signal
DB-25 Male
Connector #1
Pin Number
DB-25 Male
Connector #1
Signal
20 Data Terminal Ready 8 Data Carrier Detect
8 Data Carrier Detect 6 Data Set Ready
5 Clear To Send 4 Request To Send
DB-25 Female
Connector #2
Pin Number
DB-25 Female
Connector #2
Signal
DB-25 Female
Connector #2
Pin Number
DB-25 Female
Connector #2
Signal
20 Data Terminal Ready 8 Data Carrier Detect
8 Data Carrier Detect 6 Data Set Ready
5 Clear To Send 4 Request To Send