Front View
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After the cable modem successfully registers on the network, the Power,
Upstream, Downstream, and Internet indicators illuminate continuously to
indicate that the modem is online and fully operational.
Back View
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The Netgear C7800 has the following ports available on the back of the modem.
Power – Connect the supplied power cord to this port.
Ethernet – Four Gigabit Ethernet LAN ports. Only one port is active at a
time.
Reset – Use this button in the unlikely event that you want to restore the
default factory settings. This button is recessed to prevent accidental resets
of your modem.
Cable / coaxial – Connect your coaxial cable line to this port.
MAC Address
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MAC addresses are written as 12 digits containing both letters and numbers (0-9,
A-F). A MAC address is unique. The first six characters of the MAC address are
unique to the manufacturer of the device.
Troubleshooting
The modem lights indicate the current status of your cable modem. To troubleshoot any connection problems, use
the table below.
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