By Default Delete key won't work, as it is with version 4.72. To enable it, you need to DESELECT it. Its in the Setup->Keyboard->Transmit DEL by: Uncheck Delete Key
On Unix, /etc/hosts file contains mappings between an IP address and a name of the host. It overrides mappings from DNS. Windows has an equivalent of this file: c:\WINDOWS\system32\drivers\etc\hosts Source http://blog.kowalczyk.info/article/Local-DNS-modifications-on-Windows-etchosts-equi.html