Enterasys Networks B3G124-48P, B3G124-24P manual Troubleshooting Checklist

Troubleshooting Checklist

Troubleshooting Checklist

If the device is not working properly, refer to Table 4‐2 for a checklist of problems, possible causes, and recommended actions to resolve the problem.

Table 4-2 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 B3 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 B3 Configuration Guide for
		details.
Cannot navigate	Improper Community Names	Refer to the SecureStack B3 Configuration Guide for the
beyond startup	Table.	Community Names Table setup.
screen.
Cannot contact the	IP address not assigned.	Refer to the SecureStack B3 Configuration Guide for the IP
switch through in-		address assignment procedure.
band management.
	Port is disabled.	This is normal if the switch is a Member in a stack.
		If operating as a standalone switch or as the Manager in a
		stack, enable the port. Refer to the SecureStack B3
		Configuration Guide for instructions to enable/disable ports.
	No link to device.	Verify that all network connections between the network
		management station and the device are valid and operating.
		If the problem continues, contact Enterasys Networks for
		technical support.

SecureStack B3 Installation Guide 4-7