Brocade 7500 Extension Switches Hardware Reference Manual
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Serial port specifications
A
The GbE ports are capable of operating at 1-Gbps. The 8 virtual FCIP Fibre Channel links over each
physical GbE connection share this bandwidth.
Serial port specifications
The serial port is located on the port side of the Extension Switch. The Extension Switch uses an
RJ-45 connector for the serial port. An RJ-45 to DB9 adaptor is also provided with the Extension
Switch
.
NOTE
To protect the serial port from damage, keep the cover on the port when not in use.
The serial port can be used to connect to a workstation to configure the Extension Switch IP
address before connecting the Extension Switch to a fabric or IP network. The serial port’s
parameters are fixed at 9600 baud, 8 data bits, and no parity, with flow control set to None.
lists the serial cable pinouts.
POST and boot specifications
The Extension Switch runs POST by default each time it is powered on; it typically requires from 1 to
3 minutes to boot and complete POST.
POST can be skipped after subsequent reboots by entering the fastBoot command. For more
information about this command, see the
Fabric OS Command Reference
.
POST
The success/fail results of the diagnostic tests that run during POST can be monitored through LED
activity, the error log, or a command line interface.
POST includes the following tasks:
1. Conduct preliminary POST diagnostics
2. Initialize the operating system
3. Initialize hardware
TABLE 11
Serial cable pinouts
PIN
Signal
Description
1
Not supported
NA
2
Not supported
NA
3
UART1_TXD
Transmit data
4
GND
Logic ground
5
GND
Logic ground
6
UART1_RXD
Receive data
7
Not supported
NA
8
Not supported
NA
