Справочник Пользователя для 3com 2924-PWR

If you intend to manage the switch or to change the default passwords, 
you must log in with a valid user name and password. The switch has one 
default user name. The default user is listed in Table 5.

This section describes how to upgrade software to your Switch from the 
Command Line Interface (CLI).

Note: You can also upgrade the software using the switch Web user 
interface. See “Restore the Software Image” page 188. Bootcode can 
only be upgraded using the CLI.

1 To download the runtime application file, enter:

where aaa.aaa.aaa.aaa is the IP address of the TFTP server and rrr is the 
source runtime filename.

2 To download the bootcode file, enter:

where aaa.aaa.aaa.aaa is the IP address of the TFTP server and bbb is the 
source bootcode filename.

3 To set the switch to boot from the new software you have downloaded, 

enter the following:

The following prompt displays:

Are you sure you want to reboot the system (yes, no):

4 Enter yes and press Return. The system reboots the switch.

Table 5   Default Users

admin

(no password)

Management — The user can access and change 
all manageable parameters