192.168.0.1 IP address is common to each user of the router and is used mainly for setting up the LAN-network or monitor the connection of the device. Using this address administrator you will be able to gain access to the setting page of the router like the broadband router such as the Netgear or the D-Link that is used as default or inbuilt configuration settings from the manufacturer itself. The address of the administration can be changed if you want to whenever you like or want to.
IP address 192.168.0.1 is a private IPv4 address of the network which can be used in the home routers for creating a default gateway. In that kind of router, you have the access to the management console indicating the http://192.168.0.1 with the help of the browser on your PC. Any brand of the router or PC in the local network connection due to this very reason the same private ipv4 address can be used. Remember that any of the IP address networks can be used only in one device for ignoring the conflicts of the address.