Chapter 47 Product Specifications
VES1724-56 User’s Guide
391
Console Cable Pin Assignments
In a serial communications connection, generally a computer is DTE (Data Terminal Equipment) and
a modem is DCE (Data Circuit-terminating Equipment). The Switch is DCE when you connect a
computer to the console port. The following diagrams and chart show the pin assignments of the
console cable.
The pin layout for the DB-9 connector end of the cables is as follows.
Figure 246 Console Cable DB-9 Female Pin Layout
23 24, 49
24 25, 50
Table 186 Hardware Telco-50 Connector Port and Pin Numbers (continued)
VDSL PORT NUMBER PIN NUMBER
Table 187 Console Port Female Pin Assignments
CONSOLE Port RS – 232 (Female) DB-9F
Pin 1 = NON
Pin 2 = DCE-TXD
Pin 3 = DCE –RXD
Pin 4 = DCE –DSR
Pin 5 = GND
Pin 6 = DCE –DTR
Pin 7 = DCE –CTS
Pin 8 = DCE –RTS
PIN 9 = NON
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