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8 Support
DMS3-CTC-25-154 v1.0
8.2 Ethernet connection troubleshooting
Ethernet LED does not light up
Make sure that:
The Ethernet cable is correctly connected to the Ethernet port on your TG389ac and your computer.
You are using the correct cable type for your Ethernet equipment, which is at least UTP CAT5 with RJ-45 connectors.