121
E
ES4710BD 10 Slots L2/L3/L4 Chassis Switch
5.5.1 BootROM Upgrade
There are two methods for BootROM upgrade: TFTP and FTP, which can be selected at
BootROM command settings.
Fig -5-3 Typical topology for switch upgrade in BootROM mode
The upgrade procedures are listed below:
Step 1:
As shown in the figure, a PC is used as the console for the switch. A console cable is used to connect
PC to the management port on the switch. The PC should have FTP/TFTP server software installed
and have the img file required for the upgrade.
Step 2:
Press “ctrl+b” on switch boot up until the switch enters BootROM monitor mode. The operation
result is shown below:
ES4710BD Management Switch
Copyright (c) 2001-2004 by Edge-Core Networks Limited.
All rights reserved.
Reset chassis ... done.
Testing RAM...
134,217,728 RAM OK.
Loading BootROM...
Starting BootRom...
Attaching to file system ... done.
Console cable
connection
cable
connection