H3C Technologies H3C S12500 Series Switches - Manual (Page 17)

9
Step Command Remarks
26. Enter system view. system-view N/A
27. Enter Ethernet interface or
subinterface view, or port
group view.
• Enter Ethernet interface
view:
interface interface-type
interface-number
• Enter Ethernet
subinterface view:
interface interface-type
interface-number.subnum
ber
• Enter port group view:
port-group manual
port-group-name
Use any command.
To shut down an Ethernet interface or
subinterface, enter Ethernet interface or
subinterface view. To shut down all
Ethernet interfaces in a port group, enter
port group view.
You can enter Ethernet subinterface
view only when the Ethernet interface
operates in Layer 3 mode.
28. Bring up Ethernet interfaces. undo shutdown
Optional.
By default, Ethernet interfaces are in
DOWN state.
Configuring flow control on an Ethernet interface
You can avoid packet drops on a link by enabling flow control at both ends of the link. When traffic
congestion occurs at the receiving end, the receiving end sends a Pause frame to notify the sending end
to suspend sending packets.
To enable flow control on an Ethernet interface:
Step Command Remarks
29. Enter system view. system-view N/A
30. Enter Ethernet interface view. interface interface-type
interface-number
N/A
31. Enable flow control. flow-control By default, flow control is disabled.
Setting the statistics polling interval on an Ethernet interface
Step Command Remarks
32. Enter system view. system-view N/A
33. Enter Ethernet interface view. interface interface-type
interface-number
N/A
34. Set the statistics polling
interval.
flow-interval interval
The default interface statistics
polling interval is 300 seconds.
To display the interface statistics collected in the last polling interval, use the display interface command.