The 4.2 hostid works perfectly well as a machine ID. You can set it arbitrarily; using it as an Internet ID is only a convenience. We were running 4.2 for about a year with a hostid of 0 on each machine.... -- In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 1415) UUCP: seismo!umcp-cs!chris CSNet: chris at umcp-cs ARPA: chris at mimsy.umd.edu