cmts.geo#sh ip interface | i CEF
  IP CEF switching is enabled
  IP Feature CEF switching turbo vector
  IP route-cache flags are Fast, CEF
  IP CEF switching is enabled
  IP Feature CEF switching turbo vector
  IP route-cache flags are Fast, CEF
  IP CEF switching is enabled
  IP Flow CEF switching turbo vector
  IP route-cache flags are Fast, Flow, CEF, Flow Cache