1-6This feature allows you to switch to different user levels without affecting the current FTP connection(namely, the FTP control connection, data connection and connection status are not changed); if youinput an incorrect username or password, the current connection will be terminated, and you mustreturn to user view and log in with the ftp command again.Follow the step below to use another username to log in to the FTP server:To do… Use the command… RemarksUse another username to relog in aftersuccessfully logging in to the FTP server user username [ password ] OptionalMaintaining and Debugging an FTP ConnectionAfter a device serving as the FTP client has established a connection with the FTP server (For how toestablish an FTP connection, refer to Establishing an FTP Connection.), you can perform the followingoperations to locate and diagnose problems encountered in an FTP connection:To do… Use the command… RemarksDisplay the help information ofFTP-related commands supportedby the remote FTP serverremotehelp [ protocol-command ] OptionalEnable information display in adetailed manner verbose OptionalEnabled by defaultEnable FTP related debugging whenthe device acts as the FTP client debugging OptionalDisabled by defaultTerminating an FTP ConnectionAfter the device serving as the FTP client has established a connection with the FTP server (For how toestablish an FTP connection, refer to Establishing an FTP Connection.), you can use any of thefollowing commands to terminate an FTP connection:To do… Use the command… RemarksTerminate the connection to the FTPserver without exiting FTP client view disconnectOptionalEqual to the closecommand.Terminate the connection to the FTPserver without exiting FTP client view closeOptionalEqual to the disconnectcommand.Terminate the connection to the FTPserver and return to user view bye OptionalTerminate the connection to the FTPserver and return to user view quitOptionalAvailable in FTP client view,equal to the bye command.