from:http://www.cisco.com/warp/cpropub/45/tutorial.htm
Table 3 - Summary Of Hot Keys
| Delete | - Removes one character to the right of the cursor. |
| Backspace | - Removes one character to the left of the cursor. |
| TAB | - Finishes a partial command. |
| Ctrl-A | - Moves the cursor to the beginning of the current line. |
| Ctrl-R | - Redisplays a line. |
| Ctrl-U | - Erases a line. |
| Ctrl-W | - Erases a word. |
| Ctrl-Z | - Ends configuration mode and returns to the EXEC. |
| Up Arrow | - Allows user to scroll forward through former commands. |
| Down Arrow | - Allows user to scroll backward through former commands. |
