SURFboard® DOCSIS® 3.0 eXtreme Cable Modems
APower On Self Test (POST). If LED remains off, modem is faulty.
BScanning downstream frequencies.
CScanning upstream frequencies.
DDownstream and upstream acquired. Modem processing for DHCP, TFTP, and TOD.
EReady. PC/Activity is solid when a CPE is connected and blinks when transmitting or receiving data.
F Powered off.
GModem is successfully registered but Network Access Control (NACO) is disabled via DOCSIS configuration file.
HPerforming firmware upgrade.
LED Status
Notes |
Power Receive |
Send Online |
Link |
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A |
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Power On |
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B |
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Downstream Scan |
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C |
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Upstream Range |
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D |
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Network Connect |
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E |
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LINK/Channel Bond |
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F |
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Power Off |
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G |
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Network Access Off |
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H |
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Firmware Upgrade in Progress |
- On (Receive and Send - Connected Single Channel) |
- Off |
(Link - 10Base-T or 100Base-T Ethernet) |
- Flashing |
- On (Receive and Send - Connected Bonded Channel) |
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(Link - High-speed Gigabit Ethernet) |
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