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Login overview
The first time you access the device, you can log in to the CLI through the console port. After login,
you can change console login parameters or configure other access methods, including Telnet, SSH,
modem and SNMP.
Telnet is not supported in FIPS mode.
Table 7 Login methods at a glance
Login method
Default settings and minimum configuration
Logging in to the CLI:
• Logging in through the console
port locally
By default, login through the console port is enabled, no username
or password is required, and the user role network-admin is
assigned. After login, configure password or scheme authentication
mode to improve device security.
• Logging in through Telnet
By default, Telnet login is disabled.
To enable Telnet login, perform the following tasks:
• Enable the Telnet server feature.
• Assign an IP address to a Layer 3 interface and make sure the
interface and the Telnet client can reach each other.
• Configure an authentication mode for VTY login users. By
default, password
authentication is used but no password is
configured.
• Assign a user role to
VTY login users. By default, a VTY login
user is assigned the network-operator user role.
• Logging in through SSH
By default, SSH login is disabled.
To enable SSH login, perform the following tasks:
• Enable the SSH server feature and configure SSH attributes.
• Assign an IP address to a Layer 3 interface and make sure the
interface and the SSH client can reach each other.
• Configure scheme authentication for VTY login users. By
default, password authentication is used.
• Assign a user role to VTY login users. By default, a VTY login
user is assigned the network-operator user role.
•
Logging in through a pair of
modems
By default, modem dial-
in is enabled, and you can dial in to the
switch. The default user role is network-admin.
Accessing the device through SNMP
By default, SNMP access is disabled.
To enable SNMP access, perform the following tasks:
• Assign an IP address to a Layer 3 interface, and make sure the
interface and the NMS can reach each other.
• Configure SNMP basic parameters.