Black Box LGB5028A, Руководство по установке

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Page 24 LGB5028A Installation and Getting Started Guide
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Chapter 5: Installing the Switch
5.8 Connecting to the Console Port
The DB9 serial port on the switch’s front panel is used to connect to the switch for out-of-band console configuration. The
command-line-driven configuration program can be accessed from a terminal or a PC running a terminal emulation program. The
pin assignments used to connect to the serial port are provided in Table 5-2.
1 2 3 4 5
6 7 8 9
Figure 5-5. Serial port (DB9 DTE) Pinout.
Wiring Map for Serial Cable
The DB9 cable connects a terminal or terminal emulator to the switch’s RS-232 port to access the command-line interface.
The table on the next page shows the pin assignments for the DB9 cable.
Table 5-2. Serial Cable wiring.
Function Mnemonic Pin
Carrier Detect CD 1
Receive Data RXD 2
Transmit Data TXD 3
Data Terminal Ready DTR 4
Signal Ground GND 5
Data Set Ready DSR 6
Request To Send RTS 7
Clear To Send CTS 8
NOTE: No other pins are used.
The terminal console port default values of the LGB5028A and LGB5052A are listed below:
The serial port’s configuration requirements are as follows:
• Default Baud rate—115,200 bps
• Character Size—8 characters
• Parity—none
• Stop bit—1
• Data bits—8
• Flow control—none