ENGLISH
33
Initial Configuration
Upgrade Kernel, Uboot and Rootfs
4.4.2
After upgrading the firmware image file, check if there is a need to upgrade the kernel, uboot, and root
file system.
To determine whether an upgrade is necessary, perform the following:
Boot to normal mode and execute the
1.
“whichboot”
command to check the switch kernel and
uboot versions.
Check Version Screen Sample
Figure 4-12:
3
3
Check the firmware release notes to determine whether an upgrade is necessary.
2.
To upgrade the kernel, uboot, and root file system, perform the following:
Connect the TFTP server to the switch via the management port.
1.
Set the service port IP address using the following commands:
2.
Connect the console cable to the console port.
a.
On a terminal emulation program (such as Teraterm or HyperTerm), set the baud rate to
b.
115200 (115200, n, 8, 1).
When prompted for the username and password, input “admin” for the username and leave
c.
the password empty.
Set the service port IP address (in the example below, the service port IP address is set to
d.
192.168.2.1):
Configure
Serviceport protocol none
Serviceport ip 192.168.2.1 255.255.255.0
exit
Set Service Port IP Screen
Figure 4-13:
192.168.2.1 255.255.255.0
Prepare the TFTP server and save the latest image (kernel, uboot, rootfs) in its root directory
3.
(assuming that the IP address is 192.168.2.100).
NOTE:
Take note where the image is saved.
