0de25504_figuration_Guide_with_Examples__Command_to_enter
[Mode] Line configuration [Purpose] Line configuration commands modify the operation of a terminal line. Line configuration commands always follow a line command, which defines a line number. [Prompt] Switch(config-line)# [Command to exit] Use exit command to return in global configuration mode. [Command to enter] 
Use line vty line_number [ending_line_number] from global configuration mode
Basic Switch Configuration Guide with Examples
Command to enter