How to Increase AT&T DSL Speed

The Internet service package you bought from AT&T sets the upper limit of your DSL connection speed. Higher speed packages are generally more expensive. You can upgrade your service package to attain higher speeds but there are a few things you can do before upgrading to get the most speed out of your DSL. DSL modems share phone lines with your phones; sometimes their signals interfere with each other. Here's how you can minimize line interference and increase your AT&T DSL speed.

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Set up your DSL modem and home network correctly to increase DSL speed.

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Unplug any phones, fax machines, answering machines or other devices connected to phone outlets in your house. Do not unplug your DSL modem.

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Plug a DSL filter dongle into the phone outlets you unplugged.

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Plug the phones and other devices into the DSL filter dongles. Do not plug your DSL modem into a filter dongle.

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Call AT&T Customer Service and ask them to install a "POTS-splitter" or "DSL-splitter" at your address. Make sure someone is home to note where the POTS-splitter is installed. AT&T Customer Service is linked in Resource 1.

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A telephone cable plugged into DSL modem.

Step

Connect your DSL modem to the "Internet" or "Data" port of the POTS-splitter with a telephone cable. Plug the other end into the phone jack on the back of the modem.

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Your modem's ethernet port should look something like this. Colors may vary.

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Connect an ethernet cable to the ethernet port on the back of the modem.

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Your computer's ethernet port should look like this.

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If you are not using a router connect the other end of the ethernet cable to an ethernet port on your computer. If you are using a router, plug the other end into the ethernet port on the router labeled "LAN," "WAN," "WLAN," or "Internet." There is only one of these four ports on the back of the router.

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Numbered ethernet ports.

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Connect another ethernet cable to one of the numbered ethernet ports on the back of the router, then plug the other end into an ethernet port on your computer. If you are using a wireless router or connecting your computer directly to your modem, skip this step.

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Turn on your computer and log in to your user account. If you are using a wired router or connecting directly to your modem, your computer automatically reconnects to your AT&T DSL Internet.

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Click on the wireless network signal strength icon in the bottom right hand corner of your screen if your are using a wireless router. Select the name of your wireless network from the list and enter the password if asked. If you haven't set up your wireless network yet, the network name is the same as the manufacturer of the wireless router and doesn't require a password. For example, a D-link wireless router creates a network named "dlink."