FritzBox 7430
Here’s how to set up a Fritz!Box 7430 for use with Kiwi VoIP.
1️⃣ Reset & Access the Fritz!Box
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Factory Reset (optional but recommended):
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Hold the Reset button (or press via UI) for 10 seconds until the LEDs flash.
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Connect your PC/laptop to the Fritz!Box via LAN cable or Wi-Fi.
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Default Wi-Fi SSID & password are printed on the bottom.
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Log In:
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Open a browser and go to
http://fritz.box
or192.168.178.1
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Default password is printed on the bottom of the unit.
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2️⃣ Set Internet Connection (DHCP)
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Go to Internet → Account Information.
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Choose Connection via DSL (if you’re using VDSL/ADSL) or LAN 1 (if the Fritz!Box is behind another modem or ONT).
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If using LAN 1 / Fibre / Starlink:
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Select Internet connection via LAN 1.
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Set Always keep internet connection to Yes.
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Save settings — internet should now be active.
2️⃣ Set Internet Connection — PPPoE with VLAN 10
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Go to Internet → Account Information.
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Under Connection:
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Select Connection via LAN 1.
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Under Account Information:
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Internet Service Provider: Select Other Internet Service Provider.
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Connection Type: PPPoE.
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Username: Provided by your ISP (Kiwi VoIP if they’re supplying the internet, or your third-party provider).
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Password: As above.
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VLAN Settings:
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Tick Use VLAN for internet access.
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VLAN ID:
10
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Priority:
0
(leave as default unless told otherwise).
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Connection Settings:
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Keep Internet connection always on: Yes.
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MTU: 1492 (default for PPPoE).
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Save settings — the Fritz!Box should now authenticate via PPPoE and tag VLAN 10 on the WAN.
3️⃣ Phoneline - Configure Kiwi VoIP Account
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Go to Telephony → Telephone Numbers → New Telephone Number.
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Telephone Number tab:
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Connection: Other provider
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Telephone Number for Registration: Your Kiwi VoIP number (no spaces)
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Internal Telephone Number: Same as above
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Account Information:
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Username: Provided by Kiwi VoIP (often your full number)
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Password: Provided by Kiwi VoIP
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Registrar:
sip.kiwivoip.co.nz
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Proxy Server:
sip.kiwivoip.co.nz
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Port:
5060
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Advanced Settings:
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DTMF Transmission: RFC2833
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Registration Interval: 180 seconds
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STUN Server:
stun.kiwivoip.co.nz
(optional, usually not needed if direct connection)
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Save & Apply.
4️⃣ Set Call Routing
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Go to Telephony Devices → Assign your Kiwi VoIP number to your phones.
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In Outgoing Calls, set the Kiwi VoIP number as default.
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In Incoming Calls, assign the number to ring desired devices.