notfred wrote:Don't put .local (it can break mDNS) and don't make up some valid TLD (it can break if ICANN ever releases that TLD).
notfred wrote:Unix-related OSs tend to follow standards and a lot of the standards want fully qualified domain names e.g. for sending email. Some other OSs (e.g. Windows) are rather more sloppy about the standards and will skip things that are inconvenient.