Connect the console to enter the settings
Enter view mode
system-view
Set switch name
system hostname
Exit view mode
quit
Set telnet login
system-view
Enable telnet
telnet server enable
View of incoming vty subscriber line
line class vty
Enter one or more vty subscriber line views
line vty 1 50
Set the authentication mode of the login user as password login
authentication-mode password
Set password for password authentication ⽂ password "gjit123"
set authentication password simple gjit.123
Configure the user who logs in the device from the current user line
user-role gjsy
[SW2] telnet server enable. / / start the telnet service
[sw2]interface Vlan-interface 1
[sw2-vlan-interface1] IP address 192.168.1.2 24 / / configure the management IP address
[SW2] user interface vty 0 4 / / enter the virtual interface
[sw2-line-vty0-4] authentication mode scheme / / set authentication mode
[sw2-line-vty0-4]quit
[SW2] local user telnet. / / add a local user telnet
New local user added.
[SW2 LUser manage telnet] password simple 123 / / set the password
[SW2 LUser manage telnet] service type telnet / / set the user path
[SW2 LUser manage telnet] authorization attribute user role level-15 / / set user rights