Left Arrow or Ctrl+b
Move cursor one character back
Right Arrow or Ctrl+f
Move cursor on character forward
Esc+b
Move cursor one word back
Esc+f
Move cursor one word forward
Ctrl+a
Move cursor to the start of the line
Ctrl+e
Move cursor to end of line
Ctrl+d or backspace
Delete one character before the cursor
Ctrl+w
Delete one word before the cursor
Ctrl+u
Deletes the entire line
Ctrl+z
leave configuration mode and go back to privileged exec mode
Ctrl+p or up arrow
shows the previous command entered
Ctrl+n or Down Arrow
Shows the next command entered after up arrow/Ctrl+p has been used