旧 新 show dislplay no undo user local-user end return exit quit exit logout router rip rip router ospf ospf router bgp bgp hostname sysname access-list acl write save erase delete 0 simple 7 cipher host ip host logging info-center encap link-PRo show version disp version show run disp current-configuration show tech-support disp base-information show start disp saved-configuration ctrl+z ctrl+q ctrl+p ctrl+e no debug all ctrl+d
