Accton Technology VS4512DC - Manual (Page 266)

Command Line Interface
4-120
show controllers efm current-performance
Use this command to display line and channel performance data information for the
current 15 minute interval, and for the current day.
Syntax
show controllers efm current-performance {vtu-r | vtu-c} [interface]
• vtu-r – VTU (VDSL Transceiver Unit) at the remote end of the line
• vtu-c – VTU (VDSL Transceiver Unit) at the near (central) end of the line
• interface – Ethernet interface to display
• unit/port
- unit - This is device 1
- port - Port number
Command Mode
Privileged EXEC