NETGEAR Nighthawk CM2500 User Manual

Table 1. LED descriptions
DescriptionIconLED
•
Solid white. Power is supplied to the cable modem.
•
Off. No power is supplied to the cable modem.
•
Solid red. The cable modem is too warm and might overheat. For
more information about this condition, see Use LEDs to Troubleshoot
on page 23.
Power
•
Solid amber. One downstream channel is locked.
•
Solid white. Two or more downstream channels are locked.
•
Blinking white. The cable modem is scanning for a downstream
channel.
•
Off. No downstream channel is locked.
Downstream
•
Solid amber. One upstream channel is locked.
•
Solid white. Two or more upstream channels are locked.
•
Blinking white. The cable modem is scanning for an upstream
channel.
•
Off. No upstream channel is locked.
Upstream
•
Solid white. The cable modem is online.
•
Blinking white. The cable modem is synchronizing with the cable
provider’s cable modem termination system (CMTS).
•
Off. The cable modem is offline.
Online
•
Solid white. A 1 Gbps connection is established.
•
Solid amber. A 10 Mbps or 100 Mbps connection is established.
•
Blinking white or amber. The port is sending or receiving traffic.
•
Off. No device is connected to the port.
Eth1 and Eth2
Rear Panel
The connections and button on the rear panel are shown in the following figure.
User Manual6Hardware Setup
Nighthawk CM2500 Cable Modem

NETGEAR Nighthawk CM2500 Specifications

General

Brand	NETGEAR
Model	Nighthawk CM2500
Category	Modem
Language	English