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Slow Internet?

First. Do a speed test. From your computer, go to www.speedtest.net. Do three speed tests and write down your results.
Second. Reset your network. Reset your Modem, Router and Access Points.  Follow Step 1 below.

 

Fix #1
Check for a temporary service interruption

  • There may be an outage in your area. Wait 15 to 30 minutes and try to get on the Internet again. Or contact us, a recorded message plays if a known outage has happened.
  • In some cases, service may be interrupted due to non-payment. If you think this may have happened, again, contact us, and follow the prompts to hear or pay your account balance.

 

Links for reported outages

https://outage.report/cox
http://downdetector.com/status/cox-communications/phoenix

Fix #2
Unplug the modem, then plug it back in

If you were able to surf the web but now you can’t, this fix is for you.

  1. Unplug the modem’s power cord. Not sure which is the power cord? Look here
    .Unplug power cord
  2. Count to 30, which lets the modem power down.
  3. Plug it back in.
    Plug in power cord
  4. Wait three minutes for the modem to initialize the connection.
  5. Now unplug your Router.
  6. Wait 2 minutes for the Router to initialize the connection.
  7. Open your web browser. Then try to open a reliable web page, such as www.google.com.

Still not connected? There’s a possibility a temporary service interruption has occurred. Wait 15 to 30 minutes and try again.

 

Fix #3
Restart all Internet connections

If you are installing a modem that is purchased from somewhere other than Cox, see to ourCox Approved Cable Modems page to make sure your modem is compatible with our network.Be sure to turn OFF your equipment in a specific order, then turn them back ON in the order below.

  1. Turn off the computer directly connected to the WiFi device.
  2. Unplug the modem’s power cord.
  3. If a router is connected, unplug the router’s power cord. Not sure if you have a router? Look here.
  4. Check for loose cables: see image
    1. Check the coaxial cable.
    2. Check the Ethernet cable.
    3. Check the USB cable, if connected.
  5. Plug back in the modem.
  6. Plug back in the router, if you’re using a router.
  7. Wait two minutes for the modem to initialize its connection.
  8. Turn on the computer.
  9. Open your web browser. Then try to open a reliable web page, such as www.google.com.

Still experiencing Internet connection problems? In some cases, refreshing your computer’s Internet signal may help. Proceed to Fix #4.

Fix #4
Refresh your computer’s Internet signal (IP address)

When your computer connects to the Internet, it is assigned an Internet Protocol address (IP address), usually a different address each time you connect. If you’re experiencing slow or no signal, the problem may be resolved by refreshing your computer’s IP address.

  • For Windows operating systems, see Setting Up an Internet Connection in Windows 7 and Windows Vista.
  • For Mac OS X, see Managing an Internet Connection in Mac OS X.

If you are still experiencing connection problems, contact us and ask to speak with a technical support representative.

Generic Cable Modem

  • Required ports: Power, Coaxial, Ethernet
  • Optional ports: Phone, USB

Connections on back of modem

Generic Router

  • Without a router, the Ethernet or USB cable connects from the modem to the computer.
  • With a router, the Ethernet or USB cable connects from the modem to the router, then from the router to the computer.
  • A wireless router gives Internet access to wireless-enabled laptops, desktops, gaming consoles, smartphones, tablets, and printers.

Sample of home network setup

Source: http://www.cox.com/residential/support/internet/article.cox?articleId=7b00f640-ab9d-11df-f66c-000000000000