Cisco DPC3825 router manual

Cisco DPC3825 router


Modem Information DOCSIS 3.0 Single Band WiFi Modem My WiFi Compatible 8×4 channel bonding with speeds of up to 150 Mbps on a wired connection Cox recommends a DOCSIS 3.1 modem or gateway	Highest Service Level Preferred 150

Modem Information

DOCSIS 3.0 Single Band WiFi Modem

My WiFi Compatible

8×4 channel bonding with speeds of up to 150 Mbps on a wired connection

Cox recommends a DOCSIS 3.1 modem or gateway

Highest Service Level

Preferred 150


Front View Click to enlarge.		After the cable modem successfully registers on the network, the POWER, DS, US, and ONLINE indicators illuminate continuously to indicate that the cable modem is online and fully operational.

Back View Click to enlarge.		The Cisco DPC3825 has the following ports available on the back. POWER – Connects the modem to the power adapter USB – Connects to selected client devices ETHERNET – Provides internet access to a single device. Only one port is active at a time. WIRELESS SETUP – Initiates wireless setup – allows the user to add new Wireless Protected Setup (WPS) compliant wireless clients to the home network RESET – Used to reset the modem

MAC Address Click to enlarge.		The Cisco DPC3825 comes configured with wireless security. By default, the Cisco WiFi modem supports up to 802.11n wireless standards and uses WPA / WPA2 wireless security settings. The SSID and Passphrase are printed on the label on the modem. The SSID on the modem is either the last 6 characters of the CM MAC Address or the SSID identified on the label. The Passphrase is the same as the 9-digit S/N or serial number of the modem.

Troubleshooting

The lights indicate the current status of your modem. To troubleshoot any connection problems, use the table below.

Light	Status	Problem
POWER	On	None
	Blinking	Not connected to the Internet Turn off all network devices, including the modem and computers. Then turn on each device in the following order. Modem Computer Check the connections. Computers connected by Ethernet must be connected to one of the ports numbered 1 through 4 on the back of the modem.
	Off	No power – Verify power supply connections and electrical outlet. Also make sure the outlet is not connected to a switch.
DS	On	None
	Amber	None – narrowband operation
	Green	None – bonded channel operation
US	On	None
	Amber	None – narrowband operation
	Green	None – bonded channel operation
ONLINE	On	None – modem registered on the network and operational
ETHERNET 1 – 4	On	None – modem successfully connected to a device through that port
	Blinking	None – network activity over that port
	Off	No devices are connected – Verify Ethernet cable connections, the TCP/IP settings and the NIC. NIC drivers may need to be reinstalled.
USB	On	None – connection made through the USB port
	Blinking	None – network activity over the USB port
	Off	No devices are connected – Verify all cable connections and try resetting the modem.
WIRELESS LINK	On	None – wireless access point enabled
	Blinking	None – modem actively sending or receiving data over the network
	Off	None wireless access point disabled by the user
WIRELESS SETUP (WPS)	Off	None – wireless setup not active
WIRELESS SETUP (WPS)	Blinking	None – wireless setup active to add new wireless clients on the wireless network

Cisco DPC3825 router manual

Cisco DPC3825 router

Modem Information

Highest Service Level

Front View

Back View

MAC Address

Troubleshooting

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