How to Use Internetcalls with your SIP device
You need a Internetcalls username and password in order to call via our network. So first sign up with Internetcalls by downloading and installing the application and create your login.
In order to call ULTRA CHEAP via the Internetcalls network, enter the settings below:
You can use Internetcalls with the following types of Sip devices:
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SIP ATA (Analogue Telephone Adapter)
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SIP Router
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xDSL Modem
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The most devices are equipped with a combination of the following ports.
Example 1
(this is merely an example layout, every type of device can be different)
Example 2

(this is merely an example layout, every type of device can be different)
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(A)DSL: connect your line from your (A)DSL provider (not available on a ATA)
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WAN: connect your line from your xDSL modem/router
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LAN: port for your (home) network, you can connect e.g. your PC, lap-top or wireless router
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PHONE: here you can connect your analogue telephone |
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LINE: connect your analogue (PSTN) telephone line |
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USB: you can connect PC or lap-top with a free USB port |
Some SIP devices have more than one LAN port and/or PHONE port available.
For the hardware connections from your SIP device look at the above information and your user manual.
After connecting the hardware you have to make sure that your software is installed and configured the right way.
Software configuration
Below are some examples of the software configuration of various popular SIP devices. Please also consult the manual that came with your SIP device
AVM Fritz!box FON 7050
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(click here to expand) |


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Fill in the following settings:
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Internet number: your Internetcalls username (if available) |
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User Name: fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Password: fill in your password, this is the password you used for the registration of your Internetcalls-account |
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Password confirmation: fill in your password again |
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Registrar: this is sip.internetcalls.com |
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Proxy server: this is sip.internetcalls.com |
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Overview - number 1, 2 or 3: your VOIP phone number (if available) |
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AVM Fritz!box FON ATA 1020
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(click here to expand) |

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Fill in the following settings:
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Internet number: you can fill-in e.g. your name or telephone number |
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User name: fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Password: fill in your password, this is the password you used for the registration of your Internetcalls-account |
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Password confirmation: fill in your password again |
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Registrar: this is sip.internetcalls.com |
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STUN-Server: this is stun.Internetcalls.com
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LINKSYS WIP330
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(click here to expand) |

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Fill in the following settings:
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SIP Proxy: fill in Internetcalls.com |
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SIP Proxy Port: this is port number 5060 |
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Registrar Address: this is sip.internetcalls.com |
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Registrar Port: this is port number 5060 |
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Expiry Time(sec): this is 3600 seconds |
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Display name: you can fill-in your name, this name will be displayed in the phone screen of the person you are calling |
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Registrar Name: your username, this is the username you used for the registration of your Internetcalls-account |
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Registrar Password: your password, this is the password you used for the registration of your Internetcalls-account |
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LINKSYS SPA3102
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(click here to expand) |

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Fill in the following settings:
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Line Enable: Yes |
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SIP Port : portnumber 5060 |
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Proxy: fill in sip.internetcalls.com |
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Register: this is 'Yes' |
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Make Call Without Reg: fill in 'Yes' |
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Register Expires: this is 3600 seconds |
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Ans Call Without Reg: fill in 'No' |
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Display name: you can fill-in your name, this name will be displayed in the phone screen of the person you are calling |
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User ID: fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Password: fill in your password, this is the password you used for the registration of your Internetcalls-account |
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Use Auth ID: set to 'No'
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GRANDSTREAM HT286
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(click here to expand) |

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Fill in the following settings:
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SIP server : fill in sip.internetcalls.com |
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Outbound proxy : this is sip.internetcalls.com |
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SIP User ID : fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Authenticate Password : your password, this is the password you used for the registration of your Internetcalls-account |
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Name : you can fill-in your name, this name will be displayed in the phone screen of the person you are calling |
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Don't change the Advanced Options
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GRANDSTREAM HT386
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(click here to expand) |

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Fill in the following settings:
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SIP Server : fill in sip.internetcalls.com |
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Outbound Proxy : this is sip.internetcalls.com |
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SIP User ID : fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Authenticate Password : your password, this is the password you used for the registration of your Internetcalls-account |
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Name : your name, this name will be displayed in the phone screen of the person you are calling |
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Local SIP port : fill in 5060 |
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Don't change the other options |
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GRANDSTREAM HT486
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(click here to expand) |

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Fill in the following settings:
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SIP Server : fill in sip.internetcalls.com |
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Outbound Proxy : this is sip.internetcalls.com |
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SIP User ID : fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Authenticate Password : your password, this is the password you used for the registration of your Internetcalls-account |
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Name : you can fill-in your name, this name will be displayed in the phone screen of the person you are calling |
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Don't change the Advanced Options |
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GRANDSTREAM HT496
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(click here to expand) |

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Fill in the following settings:
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SIP server : fill in sip.internetcalls.com |
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Outbound Proxy : this is sip.internetcalls.com |
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SIP User ID : fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Authenticate Password : your password, this is the password you used for the registration of your Internetcalls-account |
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Name : your name, this name will be displayed in the phone screen of the person you are calling |
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Local SIP port : fill in 5060 |
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Don't change the other options |
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SIEMENS SX553
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(click here to expand) |

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Fill in the following settings:
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Rufnummer : your Internetcalls username |
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Namen anzeigen : you can fill in your name |
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SIP-Domäne : fill in sip.internetcalls.com |
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Bereich : this is Internetcalls.com |
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Benutzername : fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Passwort : fill in your password, this is the password you used for the registration of you Internetcalls-account |
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SIP Listen-Port : this is port 5060 |
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Proxy-IP-Adresse : fill in sip.internetcalls.com |
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Proxy-Port : this is port 5060 |
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Registrar-IP-Adresse : sip.internetcalls.com |
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Registrar-Port : this is port 5060 |
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SMC 7908 VoWBRA
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(click here to expand) |

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Fill in the following settings:
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Username : fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Password : fill in your password, this is the password you used for the registration of your Internetcalls-account |
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Phone Number : your Internetcalls username |
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Display Name : you can fill in your name |
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SIP Domain : this is Internetcalls.com |
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Realm : fill in Internetcalls.com |
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Proxy IP Address : this is sip.internetcalls.com |
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Proxy Port : this is port 5060 |
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Registrar IP Address : this is Internetcalls.com |
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Registrar Port : this is port 5060 |
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X-lite v3.0 Software
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(click here to expand) |

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Fill in the following settings:
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Display Name : fill in your your name, this name will be displayed in the phone screen of the person you are calling |
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User name : fill in your username, this is the username you used for the registration of your Internetcalls-account |
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Password : fill in your your password, this is the password you used for the registration of your Internetcalls-account |
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Authorization user name : same as User name |
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Domain : fill in sip.internetcalls.com |
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If you have audio problems:
Use a STUN server (e.g. stun.Internetcalls.com) with port 3478 (if supported by your device)
Use the G.711 codec
For more specific technical information, please visit the FAQ-pages.
* Max 300 minutes per week of
free calls, measured over the last 7 days and per unique IP address. Unused free minutes cannot be taken to the following week(s).
If limit is exceeded the
normal rates apply.
With your FREE DAYS you can call for free to all the destinations listed as free! when you have no FREE DAYS left the
normal rates apply. You can get extra Freedays by
buying credit