HP 6125XLG R2306-HP 6125XLG Blade Switch Fundamentals Configuration Guide - Page 33
Configuring Telnet login on the device, Disabling authentication for Telnet login
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By default, Telnet login is disabled on the device. To log in to the device through Telnet, you must first log in to the device through the console or AUX port, enable the Telnet server, and configure Telnet login authentication on the device. Configuring Telnet login on the device Task (Required.) Configuring login authentication: • Disabling authentication for Telnet login • Configuring password authentication for Telnet login • Configuring scheme authentication for Telnet login (Optional.) Configuring common VTY user interface settings Remarks Configure one authentication mode as required. N/A The Telnet login configuration is effective only for users who log in after the configuration is completed. Disabling authentication for Telnet login Step 1. Enter system view. Command system-view 2. Enable Telnet server. telnet server enable 3. Enter one or multiple VTY user interface views. 4. Disable authentication. user-interface vty first-number [ last-number ] authentication-mode none 5. (Optional.) Assign a user role. user-role role-name Remarks N/A The defaults are as follows: • Telnet server is disabled if the device started up with empty configuration. • Telnet server is enabled if the device started up with the default configuration file. For more information about empty configuration and the default configuration file, see "Managing configuration files." N/A By default, password authentication is enabled for VTY user interfaces. By default, a VTY user interface user is assigned the user role network-operator. The next time you attempt to Telnet to the device, you do not need to provide any username or password, as shown in Figure 8. If the maximum number of login users has been reached, your login attempt fails and the message "All user interfaces are used, please try later!" appears. 26