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8-/16-/24-Port 10/100 PoE PSE Web Smart Switch
724-746-5500 l www.blackbox.com
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5. Troubleshooting
Q: Resolving No Link Condition
A: The possible causes for a no link LED status are as follows:
- The attached device is not powered on.
- The cable may not be the correct type or is faulty.
- The installed building premise cable is faulty.
- The port may be faulty.
Q: Computer A can connect to Computer B, but cannot connect to Computer C through the Managed Switch
.
A: The network device of Computer C may fail to work. Please check the link/act status of Computer C on the LED
indicator. Try another network device on this connection.
The network configuration of Computer C may be incorrect. Please verify the network configuration on Computer C.
Q: The uplink connection function fails to work
.
A: The connection ports on another switch must be connection ports. Please check if connection ports are used on that
Managed Switch.
Please check the uplink setup of the Managed Switch to verify the uplink function is enabled.
Q: What if I forgot the password?
A: You need to reset the switch to default. So every time you finish configuration, please backup your configuration. That
will be easier to restore your configuration to the switch after reset.