H3C Technologies H3C S7500E Series Switches - Manual (Page 31)

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To do… Use the command… Remarks
Enter system view system-view —
Enter Ethernet port view
interface interface-type
interface-number
—
Configure the MDI mode for the
Ethernet port
mdi { across | auto | normal }
Optional
Defaults to auto. That is, the
Ethernet port determines the
physical pin roles (transmit or
receive) through negotiation.
Testing the Cable on an Ethernet Port
The optical port of an SFP or XFP port does not support this feature.
A link in the up state goes down and then up automatically if you perform the operation described
in this section on one of the Ethernet ports forming the link.
Follow these steps to test the current operating state of the cable connected to an Ethernet port:
To do… Use the command… Remarks
Enter system view system-view —
Enter Ethernet port view
interface interface-type
interface-number
—
Test the cable connected to the
Ethernet port once
virtual-cable-test Required
Configuring the Connection Mode of an Ethernet Port
This feature is supported on the internal 10GE ports.