If you see that you are receiving error message continuously or not getting login screen then you have to understand that is something wrong in your PC or router. You may have typed wrong IP address which 192.168.l00.1 but it should have been 192.168.l00.1. The default IP address is 192.168.l00.1 is set in the router which allowed to use within home. Usually it is set in the router by the manufacturer. It is used by manufactures to get access to the administrative console of the router. In the administrative console 192.168.0.0 to 192.168.255.255 IP address are put.
192.168.l00.1 IP address is usually used in a network of LAN by network router or modem.If you want to access administrative control then you have use 192.168.l00.1 IP address in the web browser.
If you type right IP address 192.168.l00.1 then you must get a login screen where you may put username and password to get internet connection. If you do not know default login settings username and password then you will find those in the user manual or you can visit manufacturer’s website. Same IP address is not used in various routers then you may get error report.If you like you can change the default settings like default IP address, username or password etc. Changing default Ip address is good idea to avoid clash.You can take help from online if you do not know how to change default settings. Manufactures gives permission to use private address of 192.168.1.1 or IP 192.168.2.1.
If an user is uncertain about the IP address then he can check the browser or he uses ‘IPCONFIG’ command in the CDM(Command prompt) to know Ip configuration detail.