![]() ![]() You need to enter the password when logging in to the device. Therefore, you are not advised to use non-authentication for device or network security purposes.Īfter you set the authentication mode to password, run the set authentication password command to configure an authentication password. If non-authentication is used, any user can be successfully authenticated without the need of entering the user name and password. Otherwise, the user authentication mode configuration will fail. To ensure that users can log in to the device successfully, configure an authentication mode.īefore setting the Telnet login authentication mode to password authentication, run the protocol inbound command to configure the VTY user interface to support Telnet. After logging in to the device, you can run this command to reconfigure the authentication mode.īefore Telnet or SSH users log in to the device using VTY user interface, they must run the authentication-mode command to configure the authentication mode. If you have not obtained the access permission of the document, see Help on the website to find out how to obtain it.After entering the default user name and password, you must reconfigure the login password and then can log in to the device. The default username and password are available in S Series Switches Default Usernames and Passwords ( Enterprise Network or Carrier). When you log in to the device through the console port for the first time, the system asks you to enter the user name and login password. Only one ACL of each type can be configured on a user interface, and only the latest configuration of an ACL takes effect.Ĭonsole interface does not support this command. You can configure all of the following ACL types: IPv4 inbound, IPv4 outbound, IPv6 inbound, and IPv6 outbound on a user interface. If no rule is configured, login rights on the user interface are not restricted when the acl command is run.Īfter the configurations of the ACL take effect, all users on the user interface are restricted by the ACL. You can use this command to permit or deny access to a destination or from a source.Īn ACL has been configured using the acl (system view) and rule (basic ACL view) commands or using acl (system view) and rule (advanced ACL view) commands. This command restricts the login rights of a user interface based on the source IP address, destination IP address, source port, destination port, VPN instance, or packets whose protocol type is TCP.
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