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Knowledge document #19
FRITZ!Box 6591 Cable
This support document is available for the following products:
- FRITZ!Box 7690
- FRITZ!Box 7682
- FRITZ!Box 7590 AX
- FRITZ!Box 7590
- FRITZ!Box 7583 VDSL
- FRITZ!Box 7583
- FRITZ!Box 7582
- FRITZ!Box 7581
- FRITZ!Box 7560
- FRITZ!Box 7530 AX
- FRITZ!Box 7530
- FRITZ!Box 7520
- FRITZ!Box 7510
- FRITZ!Box 7490
- FRITZ!Box 7430
- FRITZ!Box 7390
- FRITZ!Box 7360
- FRITZ!Box 6890 LTE
- FRITZ!Box 6850 5G
- FRITZ!Box 6850 LTE
Changing the FRITZ!Box's IP address
In the factory settings, the FRITZ!Box has the IP address 192.168.178.1. You can change it in order to
- integrate the FRITZ!Box into an existing network that uses an IP network other than 192.168.178.0.
- have IP addresses from a specific IP network assigned to the computers, smartphones, and other devices in the home network via DHCP.
Requirements / Restrictions
- The IP network 192.168.100.0 may not be used. In compliance with the DOCSIS specifications, this network is reserved for the cable provider and is used for diagnostic and maintenance purposes.
- The settings in this guide are not available if the FRITZ!Box is used as a Mesh Repeater or in IP client mode. In this case, proceed as described in the guide Setting up the FRITZ!Box as an IP client.
Note:This guide is valid for FRITZ!OS 7.50 or later. If you are using an older FRITZ!OS version, the configuration may differ or functions may not be available. You can find the FRITZ!OS version on the "Overview" page of the FRITZ!Box user interface.
Changing the FRITZ!Box's IP address
- Click "Home Network" in the FRITZ!Box user interface.
- Click "Network" in the "Home Network" menu.
- Click on the "Network Settings" tab.
- Click "Additional Settings" in the section "LAN Settings" to display all of the settings.
- Click the "IPv4 Settings" button.
- Enter the desired IP address and subnet mask.
Important:Do not enter an IP address from the network 192.168.100.x. In compliance with DOCSIS, this network is reserved for the cable provider and may not be used in the FRITZ!Box.
- Click "Apply" to save the settings and on the FRITZ!Box, confirm that the procedure may be executed, if you are asked to do so.