Dont know if this is listed on the High Availability web page or not, but this was just posted to www.freshmeat.net: http://linux.zipworld.com.au/fake/ They call is the 'Redundant Server Switch' and does IP takeover, and ARP spoofing. Chris Chris Newton, Technical Analyst Computing Services, University of New Brunswick newton@unb.ca 506-447-3212(voice) 506-453-3590(fax)