H3C LS-3100-52P-OVS-H3 Operation Manual - page 1574
3-11
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Set the service type of VTY users to Telnet.
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Configure to authenticate users logging in to VTY 0 in scheme mode.
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The commands of level 2 are available to users logging in to VTY 0.
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Telnet protocol is supported in VTY 0.
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The screen can contain up to 30 lines.
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The history command buffer can store up to 20 commands.
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The timeout time of VTY 0 is 6 minutes.
Network diagram
Figure 3-3 Network diagram for Telnet configuration (with the authentication mode being scheme)
Configuration procedure
# Enter system view, and enable the Telnet service.
[H3C] telnet server enable
# Create a local user named guest and enter local user view.
[H3C] local-user guest
# Set the authentication password of the local user to 123456 (in plain text).
[H3C-luser-guest] password simple 123456
# Set the service type to Telnet.
[H3C-luser-guest] service-type
# Enter VTY 0 user interface view.
[H3C] user-interface vty 0
# Configure to authenticate users logging in to VTY 0 in the scheme mode.
[H3C-ui-vty0] authentication-mode scheme
# Configure Telnet protocol is supported.
[H3C-ui-vty0] protocol inbound telnet
# Set the maximum number of lines the screen can contain to 30.
[H3C-ui-vty0] screen-length 30
# Set the maximum number of commands the history command buffer can store to 20.
[H3C-ui-vty0] history-command max-size 20
# Set the timeout time to 6 minutes.
[H3C-ui-vty0] idle-timeout 6