The Hosts file can also assign domain names to server IPs on your local network, or help you test a website before updating its name servers and making it public.
When an IP is set incorrectly, however, it prevents a site from loading.
The tool is a Microsoft Excel sheet with VBA Macros .
Domains listed in the Hosts file always connect to their listed IP addresses, completely bypassing the domain name server.
By directing a domain to "127.0.0.1" -- your own computer's address -- you block the site from loading.
is the Red Hat package manager that is able to query for information about available packages, fetch packages from repositories, install and uninstall them, and update an entire system to the latest available version.
Yum performs automatic dependency resolution on packages you are updating, installing, or removing, and thus is able to automatically determine, fetch, and install all available dependent packages.
Set incorrectly, the Hosts file can cause websites to stop loading, so check the file for erroneous entries or erase its modifications if you have trouble connecting to some sites online.