Enterasys Networks C2K122-24 manual Troubleshooting Checklist

Troubleshooting Checklist

Figure 4-2 LANVIEW LEDs (continued)

LED	Color	State		Recommended Action
Link/	Off	1.	No link.	None.
Activity		2.	No activity or port in standby.	None.
	Green	Solid. Port is linked, but the interface is not		None.
		receiving any traffic.
		Blinking. Port is linked and traffic is being		None.
		received or transmitted by the interface.

Troubleshooting Checklist

If the device is not working properly, refer to Table 4‐1 for a checklist of problems, possible causes, and recommended actions to resolve the problem.

Table 4-1 Troubleshooting Checklist

Problem	Possible Cause	Recommended Action
All LEDs are OFF.	Loss of power.	Ensure that the switch was installed properly according to
		the installation instructions in Chapter 3.
		Ensure that the power cords are connected properly to an
		active power source that meets the AC input specifications
		for this switch.
		Ensure that the AC power cord is not damaged. Replace the
		power cord with a known good one.
No local	Incorrect terminal setup.	Refer to the SecureStack C2 Configuration Guide for proper
management		setup procedures.
startup screen.
	Improper Console cable	Refer to Appendix A for proper Console port pinouts.
	pinouts.
	Corrupt firmware image, or	If possible, attempt to download the image to the device
	hardware fault.	again. Refer to the SecureStack C2 Configuration Guide for
		details.
Cannot navigate	Improper Community Names	Refer to the SecureStack C2 Configuration Guide for the
beyond startup	Table.	Community Names Table setup.
screen.

SecureStack C2 Installation Guide 4-5