U
PGRADING
F
IRMWARE
VIA
THE
S
ERIAL
P
ORT
B-2
4. When the switch initialization screen appears, enter
firmware-download mode by pressing <Ctrl><u> immediately
after power on. Screen text similar to that shown below
displays:
5. Press <C> to change the baud rate of the switch’s serial
connection.
6. Press <B> to select the option for 115200 baud.
There are two baud rate settings available, 9600 and 115200.
Using the higher baud rate minimizes the time required to
download firmware code files.
7. Set your PC’s terminal emulation software to match the 115200
baud rate. Press <Enter> to reset communications with the
switch.
8. Check that the switch has sufficient flash memory space for the
new code file before starting the download.
File Name S/Up Type Size Create Time
--------------------------------- ---- ---- ---------- -----------
$certificate 0 7 20480 00:38:34
$logfile_1 0 3 64 00:00:02
Factory_Default_Config.cfg 0 5 2574 00:00:12
diag_1000 1 1 116228 00:00:00
r_20019 1 2 1536972 00:00:01
set-ip.cfg 1 5 2690 00:40:44
--------------------------------- ---- ---- ---------- ----------
[X]modem Download [D]elete File [S]et Startup File
[C]hange Baudrate [Q]uit
Select>
Select>
Change baudrate [A]9600 [B]115200
Baudrate set to 115200
b_mgmt.book Page 2 Tuesday, July 8, 2003 5:24 PM
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