R3303-HP HSR6800 Routers Fundamentals Configuration Guide

21
Login overview
This chapter describes the available login methods and their configuration procedures.
Login methods at a glance
You can access the device only through the console port at the first login. After login, you can configure
other login methods on the device, such as Telnet and SSH for remote access.
Table 9 Login methods
Lo
g
in method Default settin
g
and confi
g
uration re
q
uirements
Logging in to the CLI:
• Logging in through the console
port for the first time
By default, login through the console port is enabled, no username or
password is required, and the user privilege level is 3.
• Logging in through Telnet (not
supported in FIPS mode)
By default, Telnet service is disabled. To use Telnet service, complete
the following configuration tasks:
• Enable the Telnet server function.
• Assign an IP address to a Layer 3 interface and make sure the
interface and the Telnet client can reach each other.
• Configure the authentication mode for VTY login users (password
by default).
• Configure the user privilege level of VTY login users (0 by default).
• Logging in through SSH
By default, SSH service is disabled. To use SSH service, complete the
following configuration tasks:
• Enable the SSH server function 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.
• Enable scheme authentication for VTY login users.
• Configure the user privilege level of VTY login users (0 by default).
• Local login through the AUX port
By default, login through the AUX port is disabled. To enable AUX
login, log in to the device through the console port, and configure the
password for the default password authentication mode, or change
the authentication mode and configure parameters for the new
authentication mode.
The default user privilege level of AUX login users is 0.
• Modem dial-in through the AUX
port
By default, you can log in to the device through modems. The default
user privilege level of modem login users is 0.
Logging in through SNMP
By default, SNMP login is disabled. To use SNMP service, complete
the following configuration 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.