Enterasys Networks 24-Port manual Probably a faulty data link in the load

Troubleshooting

Table 3-1 Troubleshooting Checklist (continued)

Problem	Recommended Action
The Mid-Span Power Hub operates and the	Verify that the Detect/Power Forwarding (blue)
load device works, but there is no data link.	LED for the port is “on.” Verify that the Mid-Span
	Power Hub is connected to the Ethernet
	network with a good connection.
	Verify that the Ethernet cable is Category 5, 5e,
	or 6 and is less than 100 meters in length from
	the Ethernet source to the load.
	Try to connect a different device over the same
	port. If it works and a link is established, there is
	probably a faulty data link in the load.
	Try to reconnect the load into a different output
	port (remember to move the input port
	accordingly). If it works, there is probably a
	faulty output or input port in the Mid-Span
	Power Hub or a bad RJ45 connection.
The Mid-Span Power Hub operates, but one of	Move the load into a different output port. If the
the ports is powering a load without turning the	LED turns “on,” there is a fault in the previous
“Power” LED on.	output port.

3-2 Troubleshooting