How to Configure VoIP Using the Cisco Phone Adapter

How to Configure VoIP Using the Cisco Phone Adapter

Cisco Phone Adapter helps deliver high quality VoIP service through your broadband router like your regular routers. This means that you can enjoy affordable VoIP rates and make calls from your laptop / PC using a regular phone set. This is useful if you have a business or you prefer to use a landline phone to make your call.

The device has two line sockets or ports, label 1 and phone 2. Each is operated independently and can use different VOIP services or can have two different numbers. Here’s how to configure VoIP using Cisco Phone Adapter (Analog Terminal Adapter or ATA).

Connect the device, power supply and phone set. Plug in the power supply then connect the device to your broadband router or gateway to the Ethernet cable and your phone to port 1. You should see green light.

Find your device’s IP address. Once the device is powered and connected, lift the phone handset for the configuration menu and dial **** (four stars). You will be asked to enter the option after the pound key, dial 110 # for your IP address (note it below).

Log in to the Device Administrator page. Open your favorite web browser, then go to the Device Administrator page by typing “http: // ipaddress / admin / advanced” in the browser address window. Change the IP address with your own, for example, ““.

Click the SIP tab at the top of the page. Change the following settings in SIP Timer Value section on SIP T1: 1.5

Click on the row 1 tab at the top of the page. Ensure that NAT Enable Alive = No.

Scroll down to the Proxy and Registration section and set the following values.

Proxy = Enter your service provider’s sip proxy address usually in the form

Outbound Proxy = [blank]

Register = yes

Use Outbound Proxy = no

Make Call without Reg = no

Answer Call without Reg = yes.

Go further down the page to Subscriber information and enter your details:

User ID = [ Type in any number but each line must be different]

Password = [Enter account password]

Auth ID = [Enter your account number or username ]

Use Auth ID = Yes

Save settings. Now you are done but you have to save the settings, so scroll down and click on Save Settings.

Try some test calls and see if it works. Once you are assured that they are working, the device is ready to call you using your ATA.

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