Ctrl – Y
Recalls the most recent entry in the delete buffer.
Ctrl + Y
First, a command is typed in the console.
R2(config)#show run | sec router
Next, ctrl – x is used to delete the entire line. In its place, the user types do.
Finally, to recall the deleted line from the delete buffer, ctrl – y is issued.
R2(config)#do show run | sec router